{"id":2162,"date":"2026-08-13T15:47:37","date_gmt":"2026-08-13T12:47:37","guid":{"rendered":"https:\/\/czech.canyon.eu\/blog\/?p=2162"},"modified":"2026-08-13T15:47:39","modified_gmt":"2026-08-13T12:47:39","slug":"co-je-gan-nabijecka","status":"publish","type":"post","link":"https:\/\/czech.canyon.eu\/blog\/co-je-gan-nabijecka\/","title":{"rendered":"Co je GaN nab\u00edje\u010dka?"},"content":{"rendered":"\n<p class=\"wp-block-paragraph\">Chcete vid\u011bt tuto technologii v praxi? Pod\u00edvejte se zde na <a href=\"https:\/\/czech.canyon.eu\/product\/cns-cuw140acc\/\">nab\u00edje\u010dku Canyon OnCharge 140 GaN<\/a>.<\/p>\n\n\n\n<p class=\"wp-block-paragraph\">GaN nab\u00edje\u010dky dok\u00e1\u017eou poskytnout v\u00edce v\u00fdkonu v men\u0161\u00edm prostoru. To nen\u00ed marketing. To je materi\u00e1lov\u00e1 v\u011bda. Nahra\u010fte k\u0159em\u00edk nitridem galia a sp\u00ednac\u00ed ztr\u00e1ty se sn\u00ed\u017e\u00ed. M\u00e9n\u011b ztracen\u00e9 energie znamen\u00e1 m\u00e9n\u011b tepla. M\u00e9n\u011b tepla znamen\u00e1 men\u0161\u00ed chladi\u010d. Men\u0161\u00ed chladi\u010d znamen\u00e1 men\u0161\u00ed nab\u00edje\u010dku.\u00a0<\/p>\n\n\n\n<h2 id=\"co-je-gan-v-powerbankach-a-nabijeckach-a-proc-je-tato-technologie-budoucnosti\" class=\"wp-block-heading\"><strong>Co je GaN v powerbank\u00e1ch a nab\u00edje\u010dk\u00e1ch a pro\u010d je tato technologie budoucnost\u00ed?<\/strong>\u00a0<\/h2>\n\n\n\n<p class=\"wp-block-paragraph\">Standardn\u00ed k\u0159em\u00edkov\u00e9 tranzistory poh\u00e1n\u011bj\u00ed obvody nab\u00edje\u010dek ji\u017e des\u00edtky let. Funguj\u00ed, ale \u010d\u00e1st ka\u017ed\u00e9ho wattu prom\u011bn\u00ed v teplo, co\u017e nut\u00ed v\u00fdrobce p\u0159id\u00e1vat objemn\u00e9 kovov\u00e9 chladi\u010de a plastov\u00e9 kryty jen proto, aby z\u016fstaly teploty v bezpe\u010dn\u00fdch mez\u00edch.\u00a0<\/p>\n\n\n\n<p class=\"wp-block-paragraph\">Nitrid galia (GaN) je zcela odli\u0161n\u00fd polovodi\u010dov\u00fd materi\u00e1l. Dok\u00e1\u017ee zap\u00ednat a vyp\u00ednat elektrick\u00fd proud mnohem rychleji ne\u017e k\u0159em\u00edk a z\u00e1rove\u0148 p\u0159i tom ztr\u00e1c\u00ed v\u00fdrazn\u011b m\u00e9n\u011b energie. Tato jedin\u00e1 vlastnost m\u011bn\u00ed to, jak m\u016f\u017ee nab\u00edje\u010dka vypadat.\u00a0<\/p>\n\n\n\n<p class=\"wp-block-paragraph\">Co tedy znamen\u00e1 GaN nab\u00edje\u010dka v praxi? Je to nap\u00e1jec\u00ed adapt\u00e9r nebo powerbanka, kter\u00e1 ve sv\u00fdch vnit\u0159n\u00edch obvodech pou\u017e\u00edv\u00e1 tranzistory GaN nam\u00edsto tradi\u010dn\u00edch k\u0159em\u00edkov\u00fdch tranzistor\u016f, p\u0159\u00edpadn\u011b spolu s nimi. Z\u00e1str\u010dka, kterou dr\u017e\u00edte v ruce, se nezm\u011bnila. Zm\u011bnilo se to, co se nach\u00e1z\u00ed za plastov\u00fdm krytem.\u00a0<\/p>\n\n\n\n<p class=\"wp-block-paragraph\">Fyzik\u00e1ln\u00ed z\u00e1klad spo\u010d\u00edv\u00e1 v jedin\u00e9 vlastnosti: \u0161\u00ed\u0159ce zak\u00e1zan\u00e9ho p\u00e1su. Nitrid galia m\u00e1 \u0161ir\u0161\u00ed energetick\u00e9 p\u00e1smo ne\u017e k\u0159em\u00edk, co\u017e mu umo\u017e\u0148uje pracovat s vy\u0161\u0161\u00edm nap\u011bt\u00edm a sp\u00ednat p\u0159i mnohem vy\u0161\u0161\u00edch frekvenc\u00edch bez degradace. Vy\u0161\u0161\u00ed sp\u00ednac\u00ed frekvence znamen\u00e1 men\u0161\u00ed transform\u00e1tory a kondenz\u00e1tory uvnit\u0159 za\u0159\u00edzen\u00ed, a pr\u00e1v\u011b proto m\u016f\u017ee b\u00fdt nab\u00edje\u010dka s nitridem galia tak v\u00fdrazn\u011b men\u0161\u00ed ne\u017e tradi\u010dn\u00ed k\u0159em\u00edkov\u00fd adapt\u00e9r.\u00a0<\/p>\n\n\n\n<p class=\"wp-block-paragraph\">Nab\u00edjen\u00ed pomoc\u00ed nitridu galia nen\u00ed \u00fapln\u011b nov\u00e1 v\u011bda. GaN poh\u00e1n\u00ed LED diody a radarov\u00e9 syst\u00e9my ji\u017e od 90. let. Spot\u0159ebitelsk\u00e9 GaN nab\u00edje\u010dky se staly cenov\u011b dostupn\u00fdmi a\u017e kolem roku 2018, kdy v\u00fdrobn\u00ed n\u00e1klady klesly natolik, \u017ee bylo mo\u017en\u00e9 tuto technologii pou\u017e\u00edt v nab\u00edje\u010dk\u00e1ch telefon\u016f a notebook\u016f.\u00a0<\/p>\n\n\n\n<p class=\"wp-block-paragraph\">Na internetu m\u016f\u017eete narazit na pojem \u201egallium nitride battery\u201c. Jde o nep\u0159esn\u00e9 ozna\u010den\u00ed, kter\u00e9 stoj\u00ed za vysv\u011btlen\u00ed: GaN se nach\u00e1z\u00ed v nab\u00edjec\u00edch obvodech, nikoli uvnit\u0159 samotn\u00fdch bateriov\u00fdch \u010dl\u00e1nk\u016f. Chemick\u00e9 slo\u017een\u00ed baterie z\u016fst\u00e1v\u00e1 stejn\u00e9 a st\u00e1le jde o lithium-iontovou technologii; GaN pouze \u0159\u00edd\u00ed, jak efektivn\u011b se energie do baterie dost\u00e1v\u00e1.\u00a0<\/p>\n\n\n\n<p class=\"wp-block-paragraph\">GaN nab\u00edje\u010dky a GaN powerbanky jsou nejd\u016fle\u017eit\u011bj\u0161\u00ed pro dv\u011b skupiny u\u017eivatel\u016f: lidi, kte\u0159\u00ed cestuj\u00ed s notebookem, a lidi, kte\u0159\u00ed necht\u011bj\u00ed nosit t\u0159i samostatn\u00e9 nab\u00edje\u010dky pro telefon, tablet a notebook. Ob\u011b skupiny z\u00edsk\u00e1vaj\u00ed stejnou hlavn\u00ed v\u00fdhodu: m\u00e9n\u011b objemu p\u0159i stejn\u00e9m v\u00fdkonu nebo v\u00edce v\u00fdkonu p\u0159i stejn\u00e9m objemu.\u00a0<\/p>\n\n\n\n<figure class=\"wp-block-image size-full\"><img loading=\"lazy\" decoding=\"async\" width=\"800\" height=\"600\" src=\"https:\/\/czech.canyon.eu\/blog\/wp-content\/uploads\/2026\/08\/GAN_technology.png\" alt=\"Co je GaN v powerbank\u00e1ch a nab\u00edje\u010dk\u00e1ch a pro\u010d je tato technologie budoucnost\u00ed?\" class=\"wp-image-2163\" srcset=\"https:\/\/czech.canyon.eu\/blog\/wp-content\/uploads\/2026\/08\/GAN_technology.png 800w, https:\/\/czech.canyon.eu\/blog\/wp-content\/uploads\/2026\/08\/GAN_technology-300x225.png 300w, https:\/\/czech.canyon.eu\/blog\/wp-content\/uploads\/2026\/08\/GAN_technology-768x576.png 768w, https:\/\/czech.canyon.eu\/blog\/wp-content\/uploads\/2026\/08\/GAN_technology-240x180.png 240w, https:\/\/czech.canyon.eu\/blog\/wp-content\/uploads\/2026\/08\/GAN_technology-390x293.png 390w\" sizes=\"auto, (max-width: 800px) 100vw, 800px\" \/><\/figure>\n\n\n\n<h3 id=\"4-klicove-vyhody-gan-nabijecek-a-powerbank\" class=\"wp-block-heading\"><strong>4 kl\u00ed\u010dov\u00e9 v\u00fdhody GaN nab\u00edje\u010dek a powerbank<\/strong><\/h3>\n\n\n\n<p class=\"wp-block-paragraph\">\u010cty\u0159i v\u00fdhody vysv\u011btluj\u00ed, pro\u010d GaN tak rychle ovl\u00e1dl segment pr\u00e9miov\u00fdch nab\u00edje\u010dek.\u00a0<\/p>\n\n\n\n<h3 id=\"1-neuveritelna-kompaktnost-vice-vykonu-v-mensim-tele\" class=\"wp-block-heading\"><strong>1. Neuv\u011b\u0159iteln\u00e1 kompaktnost \u2014 v\u00edce v\u00fdkonu v men\u0161\u00edm t\u011ble<\/strong><\/h3>\n\n\n\n<p class=\"wp-block-paragraph\">Prvn\u00ed v\u00fdhodou jsou rozm\u011bry. Tradi\u010dn\u00ed 65W k\u0159em\u00edkov\u00e1 nab\u00edje\u010dka pot\u0159ebuje prostor pro chladi\u010d. GaN adapt\u00e9r se stejn\u00fdm v\u00fdkonem, nap\u0159\u00edklad z \u0159ady GaN nab\u00edje\u010dek Canyon, se vejde do t\u011bla jen o m\u00e1lo v\u011bt\u0161\u00edho, ne\u017e m\u011bl pr\u016fm\u011brn\u00fd nab\u00edje\u010d pro telefon p\u0159ed deseti lety. Men\u0161\u00ed tepeln\u00e9 ztr\u00e1ty jednodu\u0161e znamenaj\u00ed, \u017ee k odv\u00e1d\u011bn\u00ed tepla je pot\u0159eba m\u00e9n\u011b kovu.\u00a0<\/p>\n\n\n\n<figure class=\"wp-block-image size-large\"><img loading=\"lazy\" decoding=\"async\" width=\"1024\" height=\"768\" src=\"https:\/\/czech.canyon.eu\/blog\/wp-content\/uploads\/2026\/08\/silicon_laptop_brick-1024x768.jpg\" alt=\"Neuv\u011b\u0159iteln\u00e1 kompaktnost \u2014 v\u00edce v\u00fdkonu v men\u0161\u00edm t\u011ble\" class=\"wp-image-2164\" srcset=\"https:\/\/czech.canyon.eu\/blog\/wp-content\/uploads\/2026\/08\/silicon_laptop_brick-1024x768.jpg 1024w, https:\/\/czech.canyon.eu\/blog\/wp-content\/uploads\/2026\/08\/silicon_laptop_brick-300x225.jpg 300w, https:\/\/czech.canyon.eu\/blog\/wp-content\/uploads\/2026\/08\/silicon_laptop_brick-768x576.jpg 768w, https:\/\/czech.canyon.eu\/blog\/wp-content\/uploads\/2026\/08\/silicon_laptop_brick-1536x1152.jpg 1536w, https:\/\/czech.canyon.eu\/blog\/wp-content\/uploads\/2026\/08\/silicon_laptop_brick-2048x1536.jpg 2048w, https:\/\/czech.canyon.eu\/blog\/wp-content\/uploads\/2026\/08\/silicon_laptop_brick-240x180.jpg 240w, https:\/\/czech.canyon.eu\/blog\/wp-content\/uploads\/2026\/08\/silicon_laptop_brick-390x293.jpg 390w, https:\/\/czech.canyon.eu\/blog\/wp-content\/uploads\/2026\/08\/silicon_laptop_brick-820x615.jpg 820w, https:\/\/czech.canyon.eu\/blog\/wp-content\/uploads\/2026\/08\/silicon_laptop_brick-1180x885.jpg 1180w, https:\/\/czech.canyon.eu\/blog\/wp-content\/uploads\/2026\/08\/silicon_laptop_brick-scaled.jpg 2560w\" sizes=\"auto, (max-width: 1024px) 100vw, 1024px\" \/><\/figure>\n\n\n\n<p class=\"wp-block-paragraph\">S\u00ed\u0165ov\u00e1 nab\u00edje\u010dka Canyon H-65 je praktick\u00fdm p\u0159\u00edkladem. Poskytuje 65 W prost\u0159ednictv\u00edm Power Delivery v t\u011ble, kter\u00e9 se pohodln\u011b vejde do kapsy b\u011b\u017en\u00e9 bundy, a to pouze d\u00edky tomu, \u017ee GaN obvody nepot\u0159ebuj\u00ed takovou velikost jako k\u0159em\u00edkov\u00e9 \u0159e\u0161en\u00ed p\u0159i stejn\u00e9m v\u00fdkonu.\u00a0<\/p>\n\n\n\n<figure class=\"wp-block-image size-large\"><img loading=\"lazy\" decoding=\"async\" width=\"1024\" height=\"1024\" src=\"https:\/\/czech.canyon.eu\/blog\/wp-content\/uploads\/2026\/08\/CND-CHA65W01-1024x1024.png\" alt=\"Neuv\u011b\u0159iteln\u00e1 kompaktnost \u2014 v\u00edce v\u00fdkonu v men\u0161\u00edm t\u011ble\" class=\"wp-image-2165\" srcset=\"https:\/\/czech.canyon.eu\/blog\/wp-content\/uploads\/2026\/08\/CND-CHA65W01-1024x1024.png 1024w, https:\/\/czech.canyon.eu\/blog\/wp-content\/uploads\/2026\/08\/CND-CHA65W01-300x300.png 300w, https:\/\/czech.canyon.eu\/blog\/wp-content\/uploads\/2026\/08\/CND-CHA65W01-150x150.png 150w, https:\/\/czech.canyon.eu\/blog\/wp-content\/uploads\/2026\/08\/CND-CHA65W01-768x768.png 768w, https:\/\/czech.canyon.eu\/blog\/wp-content\/uploads\/2026\/08\/CND-CHA65W01-80x80.png 80w, https:\/\/czech.canyon.eu\/blog\/wp-content\/uploads\/2026\/08\/CND-CHA65W01-390x390.png 390w, https:\/\/czech.canyon.eu\/blog\/wp-content\/uploads\/2026\/08\/CND-CHA65W01-820x820.png 820w, https:\/\/czech.canyon.eu\/blog\/wp-content\/uploads\/2026\/08\/CND-CHA65W01-1180x1180.png 1180w, https:\/\/czech.canyon.eu\/blog\/wp-content\/uploads\/2026\/08\/CND-CHA65W01.png 1280w\" sizes=\"auto, (max-width: 1024px) 100vw, 1024px\" \/><\/figure>\n\n\n\n<h3 id=\"2-vysoky-vykon-nabijeni-notebooku-od-65-w-do-140-w\" class=\"wp-block-heading\"><strong>2. Vysok\u00fd v\u00fdkon \u2014 nab\u00edjen\u00ed notebook\u016f od 65 W do 140 W+<\/strong><\/h3>\n\n\n\n<p class=\"wp-block-paragraph\">Druhou v\u00fdhodou je samotn\u00fd v\u00fdkon. Proto\u017ee tranzistory GaN pracuj\u00ed p\u0159i vysok\u00e9m v\u00fdkonu s ni\u017e\u0161\u00edmi teplotami, mohou v\u00fdrobci zvy\u0161ovat po\u010det watt\u016f bez rizika p\u0159eh\u0159\u00edv\u00e1n\u00ed nab\u00edje\u010dky. Nab\u00edje\u010dky Canyon H-100 a H-140-01 dosahuj\u00ed v\u00fdkonu 100 W a 140 W v t\u011blech, kter\u00e1 nejsou o mnoho v\u011bt\u0161\u00ed ne\u017e bal\u00ed\u010dek hrac\u00edch karet. To sta\u010d\u00ed k rychl\u00e9mu nabit\u00ed MacBooku Pro nebo hern\u00edho ultrabooku z t\u00e9m\u011b\u0159 vybit\u00e9ho stavu za v\u00fdrazn\u011b m\u00e9n\u011b ne\u017e dv\u011b hodiny.\u00a0<\/p>\n\n\n\n<p class=\"wp-block-paragraph\">Takov\u00fd v\u00fdkon d\u0159\u00edve vy\u017eadoval origin\u00e1ln\u00ed notebookov\u00fd adapt\u00e9r, t\u011b\u017ek\u00fd typ s velk\u00fdm transform\u00e1torem. Jedin\u00e1 GaN nab\u00edje\u010dka, nap\u0159\u00edklad Canyon OnCharge 140, dnes dok\u00e1\u017ee nap\u00e1jet notebook, telefon i tablet z jedn\u00e9 elektrick\u00e9 z\u00e1suvky.\u00a0<\/p>\n\n\n\n<p class=\"wp-block-paragraph\">Skute\u010dn\u00e9 hodnoty nab\u00edjen\u00ed ukazuj\u00ed rozd\u00edl velmi n\u00e1zorn\u011b. K\u0159em\u00edkov\u00e1 65W notebookov\u00e1 nab\u00edje\u010dka p\u0159ed p\u011bti lety v\u00e1\u017eila p\u0159ibli\u017en\u011b 300 gram\u016f a zab\u00edrala prostor mal\u00e9 bro\u017eovan\u00e9 knihy. Canyon H-65, poskytuj\u00edc\u00ed stejn\u00fdch 65 W d\u00edky GaN technologii, v\u00e1\u017e\u00ed p\u0159ibli\u017en\u011b 130 gram\u016f a vejde se do zav\u0159en\u00e9 p\u011bsti. Ani jedna z t\u011bchto nab\u00edje\u010dek nenabije notebook rychleji ne\u017e druh\u00e1 p\u0159i stejn\u00e9m v\u00fdkonu; rozd\u00edl spo\u010d\u00edv\u00e1 v\u00fdhradn\u011b ve velikosti, hmotnosti a teplot\u011b, nikoli v rychlosti nab\u00edjen\u00ed.\u00a0<\/p>\n\n\n\n<figure class=\"wp-block-image size-large\"><img loading=\"lazy\" decoding=\"async\" width=\"1024\" height=\"683\" src=\"https:\/\/czech.canyon.eu\/blog\/wp-content\/uploads\/2026\/08\/charger_comparison-1024x683.jpg\" alt=\"Vysok\u00fd v\u00fdkon \u2014 nab\u00edjen\u00ed notebook\u016f od 65 W do 140 W+\" class=\"wp-image-2166\" srcset=\"https:\/\/czech.canyon.eu\/blog\/wp-content\/uploads\/2026\/08\/charger_comparison-1024x683.jpg 1024w, https:\/\/czech.canyon.eu\/blog\/wp-content\/uploads\/2026\/08\/charger_comparison-300x200.jpg 300w, https:\/\/czech.canyon.eu\/blog\/wp-content\/uploads\/2026\/08\/charger_comparison-768x512.jpg 768w, https:\/\/czech.canyon.eu\/blog\/wp-content\/uploads\/2026\/08\/charger_comparison-1536x1024.jpg 1536w, https:\/\/czech.canyon.eu\/blog\/wp-content\/uploads\/2026\/08\/charger_comparison-2048x1365.jpg 2048w, https:\/\/czech.canyon.eu\/blog\/wp-content\/uploads\/2026\/08\/charger_comparison-390x260.jpg 390w, https:\/\/czech.canyon.eu\/blog\/wp-content\/uploads\/2026\/08\/charger_comparison-820x547.jpg 820w, https:\/\/czech.canyon.eu\/blog\/wp-content\/uploads\/2026\/08\/charger_comparison-1180x787.jpg 1180w, https:\/\/czech.canyon.eu\/blog\/wp-content\/uploads\/2026\/08\/charger_comparison-scaled.jpg 2560w\" sizes=\"auto, (max-width: 1024px) 100vw, 1024px\" \/><\/figure>\n\n\n\n<h3 id=\"3-minimalni-zahrivani-a-vyssi-bezpecnost\" class=\"wp-block-heading\"><strong>3. Minim\u00e1ln\u00ed zah\u0159\u00edv\u00e1n\u00ed a vy\u0161\u0161\u00ed bezpe\u010dnost<\/strong><\/h3>\n\n\n\n<p class=\"wp-block-paragraph\">T\u0159et\u00ed v\u00fdhodou je \u0159\u00edzen\u00ed teploty, a pr\u00e1v\u011b tato v\u00fdhoda chr\u00e1n\u00ed va\u0161e za\u0159\u00edzen\u00ed, nejen m\u00edsto ve va\u0161\u00ed ta\u0161ce. K\u0159em\u00edkov\u00e9 tranzistory ztr\u00e1cej\u00ed p\u0159i ka\u017ed\u00e9m p\u0159enesen\u00e9m wattu v\u00edce energie ve form\u011b tepla. Tranzistory GaN ztr\u00e1cej\u00ed podstatn\u011b m\u00e9n\u011b energie, tak\u017ee cel\u00e1 nab\u00edje\u010dka i telefon nebo notebook k n\u00ed p\u0159ipojen\u00fd pracuj\u00ed p\u0159i dlouhodob\u00e9 z\u00e1t\u011b\u017ei na m\u011b\u0159iteln\u011b ni\u017e\u0161\u00edch teplot\u00e1ch.\u00a0<\/p>\n\n\n\n<p class=\"wp-block-paragraph\">Ni\u017e\u0161\u00ed provozn\u00ed teplota nen\u00ed jen ot\u00e1zkou komfortu. Lithium-iontov\u00e9 baterie st\u00e1rnou rychleji, pokud se nab\u00edjej\u00ed p\u0159i vy\u0161\u0161\u00edch teplot\u00e1ch, tak\u017ee nab\u00edje\u010dka, kter\u00e1 p\u0159i stejn\u00e9m v\u00fdkonu pracuje chladn\u011bji, pom\u00e1h\u00e1 chr\u00e1nit dlouhodobou \u017eivotnost baterie, zejm\u00e9na u notebook\u016f, kter\u00e9 se nab\u00edjej\u00ed ka\u017ed\u00fd den po mnoho let.\u00a0<\/p>\n\n\n\n<h3 id=\"4-energeticka-ucinnost-mene-energie-ztracene-ve-forme-tepla\" class=\"wp-block-heading\"><strong>4. Energetick\u00e1 \u00fa\u010dinnost \u2014 m\u00e9n\u011b energie ztracen\u00e9 ve form\u011b tepla<\/strong><\/h3>\n\n\n\n<p class=\"wp-block-paragraph\">\u010ctvrtou v\u00fdhodou je \u00fa\u010dinnost a ta se projev\u00ed sp\u00ed\u0161e na va\u0161em \u00fa\u010dtu za elekt\u0159inu ne\u017e p\u0159i ka\u017edodenn\u00edm pou\u017e\u00edv\u00e1n\u00ed. GaN p\u0159ev\u00e1d\u00ed v\u011bt\u0161\u00ed \u010d\u00e1st st\u0159\u00eddav\u00e9ho proudu ze z\u00e1suvky na vyu\u017eiteln\u00fd stejnosm\u011brn\u00fd proud pro va\u0161e za\u0159\u00edzen\u00ed a m\u00e9n\u011b energie prom\u011bn\u00ed v odpadn\u00ed teplo. Pokud tuto \u00fasporu vyn\u00e1sob\u00edte miliony nab\u00edje\u010dek pou\u017e\u00edvan\u00fdch po cel\u00e9m sv\u011bt\u011b, rozd\u00edl v \u00fa\u010dinnosti se st\u00e1v\u00e1 nejen technick\u00fdm argumentem, ale i argumentem ekologick\u00fdm.\u00a0<\/p>\n\n\n\n<p class=\"wp-block-paragraph\">Rozpoznat skute\u010dnou GaN nab\u00edje\u010dku p\u0159i n\u00e1kupu je jednoduch\u00e9, pokud v\u00edte, na co se zam\u011b\u0159it. Na obalu nebo produktov\u00e9 str\u00e1nce b\u00fdv\u00e1 materi\u00e1l uveden p\u0159\u00edmo, obvykle jako \u201eGaN\u201c nebo \u201eGallium Nitride Technology\u201c pobl\u00ed\u017e \u00fadaje o v\u00fdkonu. Druh\u00fdm vod\u00edtkem je hmotnost: 65W nab\u00edje\u010dka s hmotnost\u00ed pod 100 gram\u016f je t\u00e9m\u011b\u0159 jist\u011b zalo\u017eena na technologii GaN, proto\u017ee k\u0159em\u00edkov\u00e9 proveden\u00ed by p\u0159i takov\u00e9m v\u00fdkonu pot\u0159ebovalo dodate\u010dnou hmotnost kv\u016fli chlazen\u00ed. Pokud produktov\u00fd popis o vnit\u0159n\u00edch sou\u010d\u00e1stk\u00e1ch ml\u010d\u00ed, je bezpe\u010dn\u00e9 p\u0159edpokl\u00e1dat, \u017ee nab\u00edje\u010dka pou\u017e\u00edv\u00e1 b\u011b\u017en\u00fd k\u0159em\u00edk.\u00a0<\/p>\n\n\n\n<figure class=\"wp-block-image size-full\"><img loading=\"lazy\" decoding=\"async\" width=\"800\" height=\"600\" src=\"https:\/\/czech.canyon.eu\/blog\/wp-content\/uploads\/2026\/08\/GaN_CNS-CUW120ACC.png\" alt=\"Energetick\u00e1 \u00fa\u010dinnost \u2014 m\u00e9n\u011b energie ztracen\u00e9 ve form\u011b tepla\" class=\"wp-image-2168\" srcset=\"https:\/\/czech.canyon.eu\/blog\/wp-content\/uploads\/2026\/08\/GaN_CNS-CUW120ACC.png 800w, https:\/\/czech.canyon.eu\/blog\/wp-content\/uploads\/2026\/08\/GaN_CNS-CUW120ACC-300x225.png 300w, https:\/\/czech.canyon.eu\/blog\/wp-content\/uploads\/2026\/08\/GaN_CNS-CUW120ACC-768x576.png 768w, https:\/\/czech.canyon.eu\/blog\/wp-content\/uploads\/2026\/08\/GaN_CNS-CUW120ACC-240x180.png 240w, https:\/\/czech.canyon.eu\/blog\/wp-content\/uploads\/2026\/08\/GaN_CNS-CUW120ACC-390x293.png 390w\" sizes=\"auto, (max-width: 800px) 100vw, 800px\" \/><\/figure>\n\n\n\n<h3 id=\"ma-technologie-gan-nejake-nevyhody\" class=\"wp-block-heading\"><strong>M\u00e1 technologie GaN n\u011bjak\u00e9 nev\u00fdhody?<\/strong><\/h3>\n\n\n\n<p class=\"wp-block-paragraph\">N\u011bkolik jich existuje, i kdy\u017e pro v\u011bt\u0161inu u\u017eivatel\u016f nep\u0159eva\u017euj\u00ed nad v\u00fdhodami.\u00a0<\/p>\n\n\n\n<p class=\"wp-block-paragraph\">Nejz\u0159ejm\u011bj\u0161\u00ed je cena. GaN adapt\u00e9r obvykle stoj\u00ed v\u00edce ne\u017e k\u0159em\u00edkov\u00e1 nab\u00edje\u010dka se stejn\u00fdm v\u00fdkonem, proto\u017ee v\u00fdroba GaN wafer\u016f z\u016fst\u00e1v\u00e1 dra\u017e\u0161\u00ed ne\u017e v\u00fdroba k\u0159em\u00edkov\u00fdch, i n\u011bkolik let po roz\u0161\u00ed\u0159en\u00ed technologie na masov\u00fd trh.\u00a0<\/p>\n\n\n\n<p class=\"wp-block-paragraph\">GaN tak\u00e9 nep\u0159in\u00e1\u0161\u00ed \u017e\u00e1dn\u00fd skute\u010dn\u00fd p\u0159\u00ednos p\u0159i n\u00edzk\u00fdch v\u00fdkonech. Z\u00e1kladn\u00ed 5W nab\u00edje\u010dka telefonu z technologie GaN nic z\u00e1sadn\u00edho nez\u00edsk\u00e1, proto\u017ee p\u0159i tak n\u00edzk\u00e9m v\u00fdkonu vznik\u00e1 jen minimum tepla. Technologie za\u010d\u00edn\u00e1 d\u00e1vat skute\u010dn\u00fd smysl p\u0159ibli\u017en\u011b od 30 W v\u00fd\u0161e, kdy se ztr\u00e1ty k\u0159em\u00edku za\u010d\u00ednaj\u00ed v\u00fdrazn\u011bji projevovat.\u00a0<\/p>\n\n\n\n<p class=\"wp-block-paragraph\">I p\u0159i extr\u00e9mn\u00edch v\u00fdkonech m\u016f\u017ee st\u00e1le doch\u00e1zet k zah\u0159\u00edv\u00e1n\u00ed. 140W GaN nab\u00edje\u010dka p\u0159i dlouhodob\u00e9 pln\u00e9 z\u00e1t\u011b\u017ei bude st\u00e1le tepl\u00e1, jen citeln\u011b m\u00e9n\u011b ne\u017e k\u0159em\u00edkov\u00e1 nab\u00edje\u010dka se stejn\u00fdm v\u00fdkonem. GaN probl\u00e9m tepla omezuje, ale zcela jej neodstra\u0148uje.<\/p>\n\n\n\n<h3 id=\"kdo-by-mel-na-gan-nabijecku-urcite-prejit\" class=\"wp-block-heading\"><strong>Kdo by m\u011bl na GaN nab\u00edje\u010dku ur\u010dit\u011b p\u0159ej\u00edt?<\/strong><\/h3>\n\n\n\n<p class=\"wp-block-paragraph\">Nejv\u011bt\u0161\u00ed p\u0159\u00ednos z\u00edskaj\u00ed cestovatel\u00e9, kte\u0159\u00ed si bal\u00ed jeden batoh nebo ta\u0161ku pro notebook, telefon a tablet. Jedin\u00fd 100W nebo v\u00fdkonn\u011bj\u0161\u00ed GaN adapt\u00e9r, nap\u0159\u00edklad Canyon OnCharge 100ACC, m\u016f\u017ee skute\u010dn\u011b nahradit t\u0159i samostatn\u00e9 nab\u00edje\u010dky.\u00a0<\/p>\n\n\n\n<figure class=\"wp-block-image size-full\"><img loading=\"lazy\" decoding=\"async\" width=\"800\" height=\"600\" src=\"https:\/\/czech.canyon.eu\/blog\/wp-content\/uploads\/2026\/08\/Traveling_GaN_charger.jpg\" alt=\"Kdo by m\u011bl na GaN nab\u00edje\u010dku ur\u010dit\u011b p\u0159ej\u00edt?\" class=\"wp-image-2169\" srcset=\"https:\/\/czech.canyon.eu\/blog\/wp-content\/uploads\/2026\/08\/Traveling_GaN_charger.jpg 800w, https:\/\/czech.canyon.eu\/blog\/wp-content\/uploads\/2026\/08\/Traveling_GaN_charger-300x225.jpg 300w, https:\/\/czech.canyon.eu\/blog\/wp-content\/uploads\/2026\/08\/Traveling_GaN_charger-768x576.jpg 768w, https:\/\/czech.canyon.eu\/blog\/wp-content\/uploads\/2026\/08\/Traveling_GaN_charger-240x180.jpg 240w, https:\/\/czech.canyon.eu\/blog\/wp-content\/uploads\/2026\/08\/Traveling_GaN_charger-390x293.jpg 390w\" sizes=\"auto, (max-width: 800px) 100vw, 800px\" \/><\/figure>\n\n\n\n<p class=\"wp-block-paragraph\">Stejn\u011b v\u00fdrazn\u011b z n\u00ed budou t\u011b\u017eit i lid\u00e9 pracuj\u00edc\u00ed na d\u00e1lku, kte\u0159\u00ed se p\u0159esouvaj\u00ed mezi dom\u00e1c\u00ed kancel\u00e1\u0159\u00ed, coworkingov\u00fdm prostorem a sch\u016fzkami s klienty. Nosit jednu kompaktn\u00ed nab\u00edje\u010dku m\u00edsto notebookov\u00e9ho adapt\u00e9ru a nab\u00edje\u010dky telefonu p\u0159edstavuje b\u011bhem pracovn\u00edho m\u011bs\u00edce znateln\u00fd rozd\u00edl.\u00a0<\/p>\n\n\n\n<p class=\"wp-block-paragraph\">P\u0159echod na GaN se vyplat\u00ed tak\u00e9 ka\u017ed\u00e9mu, kdo nab\u00edj\u00ed modern\u00ed notebook s vy\u0161\u0161\u00edm p\u0159\u00edkonem. Pokud p\u016fvodn\u00ed nab\u00edje\u010dka va\u0161eho notebooku poskytuje v\u00edce ne\u017e 65 W, n\u00e1hrada zalo\u017een\u00e1 na technologii GaN se stejn\u00fdm v\u00fdkonem bude pracovat citeln\u011b chladn\u011bji a zabere v ta\u0161ce v\u00fdrazn\u011b m\u00e9n\u011b m\u00edsta.\u00a0<\/p>\n\n\n\n<p class=\"wp-block-paragraph\">B\u011b\u017en\u00ed u\u017eivatel\u00e9, kte\u0159\u00ed p\u0159es noc nab\u00edjej\u00ed pouze z\u00e1kladn\u00ed smartphone, mohou modernizaci bez obav vynechat. Standardn\u00ed 20W nab\u00edje\u010dka tuto pr\u00e1ci zvl\u00e1dne bez probl\u00e9m\u016f a p\u0159\u00edplatek za GaN v tomto p\u0159\u00edpad\u011b kupuje kompaktnost a v\u00fdkon, kter\u00e9 n\u00edzkov\u00fdkonov\u00e9 nab\u00edjen\u00ed jednodu\u0161e nepot\u0159ebuje.\u00a0<\/p>\n\n\n\n<p class=\"wp-block-paragraph\">N\u011bkolik ot\u00e1zek se objevuje natolik \u010dasto, \u017ee si zaslou\u017e\u00ed p\u0159\u00edmou odpov\u011b\u010f.\u00a0<\/p>\n\n\n\n<p class=\"wp-block-paragraph\">Nab\u00edj\u00ed GaN telefon rychleji ne\u017e k\u0159em\u00edk p\u0159i stejn\u00e9m v\u00fdkonu?<br>Ne. Rychlost nab\u00edjen\u00ed ur\u010duje v\u00fdkon ve wattech, nikoli materi\u00e1l tranzistor\u016f. 20W GaN nab\u00edje\u010dka a 20W k\u0159em\u00edkov\u00e1 nab\u00edje\u010dka dod\u00e1vaj\u00ed stejn\u00fd v\u00fdkon; verze s GaN to pouze d\u011bl\u00e1 v men\u0161\u00edm a chladn\u011bj\u0161\u00edm proveden\u00ed.<\/p>\n\n\n\n<p class=\"wp-block-paragraph\">Je bezpe\u010dn\u00e9 nechat GaN nab\u00edje\u010dku zapojenou p\u0159es noc?<br>Ano, p\u0159i b\u011b\u017en\u00e9m pou\u017e\u00edv\u00e1n\u00ed. GaN nab\u00edje\u010dky obsahuj\u00ed stejn\u00e9 ochrany proti p\u0159ep\u011bt\u00ed, nadproudu a p\u0159eh\u0159\u00e1t\u00ed jako kvalitn\u00ed k\u0159em\u00edkov\u00e9 nab\u00edje\u010dky a jejich ni\u017e\u0161\u00ed provozn\u00ed teplota je sp\u00ed\u0161e bezpe\u010dnostn\u00ed v\u00fdhodou ne\u017e nev\u00fdhodou.&nbsp;<\/p>\n\n\n\n<p class=\"wp-block-paragraph\">M\u016f\u017ee GaN nab\u00edje\u010dka po\u0161kodit za\u0159\u00edzen\u00ed, kter\u00e9 tolik v\u00fdkonu nepot\u0159ebuje?<br>Ne. Ka\u017ed\u00e1 modern\u00ed nab\u00edje\u010dka, a\u0165 u\u017e GaN nebo k\u0159em\u00edkov\u00e1, vyjedn\u00e1v\u00e1 dod\u00e1van\u00fd v\u00fdkon s p\u0159ipojen\u00fdm za\u0159\u00edzen\u00edm a poskytne pouze tolik energie, kolik si za\u0159\u00edzen\u00ed vy\u017e\u00e1d\u00e1, a\u0165 u\u017e prost\u0159ednictv\u00edm Power Delivery nebo Quick Charge.&nbsp;<\/p>\n\n\n\n<figure class=\"wp-block-image size-large\"><img loading=\"lazy\" decoding=\"async\" width=\"1024\" height=\"683\" src=\"https:\/\/czech.canyon.eu\/blog\/wp-content\/uploads\/2026\/08\/chargers_in_use-1-1024x683.jpg\" alt=\"Kdo by m\u011bl na GaN nab\u00edje\u010dku ur\u010dit\u011b p\u0159ej\u00edt?\" class=\"wp-image-2170\" srcset=\"https:\/\/czech.canyon.eu\/blog\/wp-content\/uploads\/2026\/08\/chargers_in_use-1-1024x683.jpg 1024w, https:\/\/czech.canyon.eu\/blog\/wp-content\/uploads\/2026\/08\/chargers_in_use-1-300x200.jpg 300w, https:\/\/czech.canyon.eu\/blog\/wp-content\/uploads\/2026\/08\/chargers_in_use-1-768x512.jpg 768w, https:\/\/czech.canyon.eu\/blog\/wp-content\/uploads\/2026\/08\/chargers_in_use-1-1536x1024.jpg 1536w, https:\/\/czech.canyon.eu\/blog\/wp-content\/uploads\/2026\/08\/chargers_in_use-1-2048x1365.jpg 2048w, https:\/\/czech.canyon.eu\/blog\/wp-content\/uploads\/2026\/08\/chargers_in_use-1-390x260.jpg 390w, https:\/\/czech.canyon.eu\/blog\/wp-content\/uploads\/2026\/08\/chargers_in_use-1-820x547.jpg 820w, https:\/\/czech.canyon.eu\/blog\/wp-content\/uploads\/2026\/08\/chargers_in_use-1-1180x787.jpg 1180w, https:\/\/czech.canyon.eu\/blog\/wp-content\/uploads\/2026\/08\/chargers_in_use-1-scaled.jpg 2560w\" sizes=\"auto, (max-width: 1024px) 100vw, 1024px\" \/><\/figure>\n\n\n\n<h3 id=\"zaver\" class=\"wp-block-heading\"><strong>Z\u00e1v\u011br<\/strong><\/h3>\n\n\n\n<p class=\"wp-block-paragraph\">GaN se v powerbank\u00e1ch objevuje stejn\u00fdm zp\u016fsobem jako v s\u00ed\u0165ov\u00fdch nab\u00edje\u010dk\u00e1ch, prost\u0159ednictv\u00edm obvod\u016f, kter\u00e9 \u0159\u00edd\u00ed vstup a v\u00fdstup energie, nikoli prost\u0159ednictv\u00edm samotn\u00fdch bateriov\u00fdch \u010dl\u00e1nk\u016f. Powerbanka s vysokou kapacitou ur\u010den\u00e1 pro nab\u00edjen\u00ed notebook\u016f v\u00fdkonem 100 W a v\u00edce t\u011b\u017e\u00ed z technologie GaN \u00fapln\u011b stejn\u011b jako s\u00ed\u0165ov\u00fd adapt\u00e9r: vznik\u00e1 m\u00e9n\u011b tepla uvnit\u0159 uzav\u0159en\u00e9ho pouzdra, co\u017e je v p\u0159\u00edpad\u011b powerbanky je\u0161t\u011b d\u016fle\u017eit\u011bj\u0161\u00ed, proto\u017ee bateriov\u00fd blok se nem\u016f\u017ee spol\u00e9hat na voln\u00e9 proud\u011bn\u00ed vzduchu tak jako s\u00ed\u0165ov\u00e1 nab\u00edje\u010dka.<\/p>\n\n\n\n<p class=\"wp-block-paragraph\">Hmotnost hraje u powerbanky dvojn\u00e1sobn\u011b d\u016fle\u017eitou roli. Ka\u017ed\u00fd gram u\u0161et\u0159en\u00fd na vnit\u0159n\u00edch obvodech je gram, kter\u00fd mohou v\u00fdrobci vyu\u017e\u00edt ve prosp\u011bch kapacity baterie, a pr\u00e1v\u011b proto se do st\u00e1le vy\u0161\u0161\u00edho po\u010dtu v\u00fdkonn\u00fdch GaN powerbank vejde v\u00edce mAh p\u0159i p\u0159ibli\u017en\u011b stejn\u00e9 velikosti jako u star\u0161\u00edch model\u016f s ni\u017e\u0161\u00edm v\u00fdkonem.<\/p>\n\n\n\n<p class=\"wp-block-paragraph\">GaN nab\u00edjen\u00ed nen\u00ed pom\u00edjiv\u00fd trend. Je to sm\u011br, kter\u00fdm se ji\u017e vydalo cel\u00e9 odv\u011btv\u00ed nab\u00edje\u010dek a powerbank, od cenov\u011b dostupn\u00fdch adapt\u00e9r\u016f a\u017e po vlajkov\u00e9 nap\u00e1jec\u00ed zdroje pro notebooky. Tato technologie zmen\u0161uje nab\u00edje\u010dku ve va\u0161\u00ed ta\u0161ce a z\u00e1rove\u0148 udr\u017euje va\u0161e za\u0159\u00edzen\u00ed chladn\u011bj\u0161\u00ed b\u011bhem provozu. Pr\u00e1v\u011b tato kombinace je d\u016fvodem, pro\u010d zna\u010dky jako Canyon standardn\u011b vyu\u017e\u00edvaj\u00ed GaN u sv\u00fdch v\u00fdkonn\u011bj\u0161\u00edch modelov\u00fdch \u0159ad. Pokud va\u0161e p\u0159\u00ed\u0161t\u00ed nab\u00edje\u010dka bude m\u00edt v\u00fdkon vy\u0161\u0161\u00ed ne\u017e 45 W, GaN si zaslou\u017e\u00ed i m\u00edrn\u00fd cenov\u00fd rozd\u00edl oproti k\u0159em\u00edkov\u00e9mu \u0159e\u0161en\u00ed.<\/p>\n","protected":false},"excerpt":{"rendered":"Chcete vid\u011bt tuto technologii v praxi? Pod\u00edvejte se zde na nab\u00edje\u010dku Canyon OnCharge 140 GaN. GaN nab\u00edje\u010dky dok\u00e1\u017eou poskytnout v\u00edce v\u00fdkonu v men\u0161\u00edm prostoru. To nen\u00ed marketing. To je materi\u00e1lov\u00e1&hellip;\n","protected":false},"author":6,"featured_media":2171,"comment_status":"open","ping_status":"open","sticky":false,"template":"","format":"standard","meta":{"inline_featured_image":false,"footnotes":""},"categories":[334],"tags":[],"class_list":["post-2162","post","type-post","status-publish","format-standard","has-post-thumbnail","category-napajeci-zarizeni"],"yoast_head":"<!-- This site is optimized with the Yoast SEO plugin v21.3 - https:\/\/yoast.com\/wordpress\/plugins\/seo\/ -->\n<title>Co je GaN nab\u00edje\u010dka? &#8211; CANYON Blog<\/title>\n<meta name=\"description\" content=\"GaN nab\u00edje\u010dky dok\u00e1\u017eou poskytnout v\u00edce v\u00fdkonu v men\u0161\u00edm prostoru. To nen\u00ed marketing. To je materi\u00e1lov\u00e1 v\u011bda. Nahra\u010fte k\u0159em\u00edk nitridem galia a sp\u00ednac\u00ed ztr\u00e1ty se sn\u00ed\u017e\u00ed. M\u00e9n\u011b ztracen\u00e9 energie znamen\u00e1 m\u00e9n\u011b tepla. 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