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QRDM-LED02 Datasheet, PDF (1/1 Pages) Formosa MS – LED光引擎模块 零件应用 | |||
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LEDå
å¼æ模å é¶ä»¶åºç¨
DC 6.5V~50V
CRFM203
LED=20mA
Vf=3V
DCè¾å
¥å¹¶é©±å¨20mA LED
DC 11.5V~25V
CRFM503
LED=50mA
Vf=3V
DCè¾å
¥å¹¶é©±å¨50mA LED
DC 10V~40V
CRFM154
LED=150mA
Vf=3V
DCè¾å
¥å¹¶é©±å¨150mA LED
DC 6.5V~50V
CRFM203
LED=40mA
Vf=3V
DCè¾å
¥å¹¶é©±å¨40mA LED(並é£æç¨)
DC 11.5V~25V
CRFM503
LED=100mA
Vf=3V
DCè¾å
¥å¹¶é©±å¨100mA LED(並é£æç¨)
DC 10V~40V
CRFM154
LED=300mA
Vf=3V
DCè¾å
¥å¹¶é©±å¨300mA LED(並é£æç¨)
AC 220V
TVS
Mini BRIDGE
CRD
CRFM203
LED=20mA
V(LED)=364V(Peak)
è¾å
¥çµæº=AC 220V±10%,æ以çµåèå´=198V~242V
åæé«çµå为设计ç®æ =242V,å°ææå¼è½¬æ¢æ峯å¼
峯å¼=242 x 1.414=342V
1. å³å®TVS
å·¥ä½çµååå¢å 10%为TVSå¼,æ
342V x 1.1 = 376V
åææ¥è¿çè§æ ¼å¼=400V
2. å³å®Mini BRIDGE
æ¬çº¿è·¯ä½¿ç¨20mAçµæµ,æ
ä½¿ç¨ 1A600Vè§æ ¼å³å¯
3.å³å®CRD
æ¬çº¿è·¯ä½¿ç¨20mAçLED,æ
ä½¿ç¨ 20mAçCRDå³å¯
4.å³å®LEDæ°é
è¦æ³¨æLEDçVfå¼,å家LEDç表ç°ä¼ä¸å
峯å¼çµå=376V,CRDæéåçµå=10V
BRIDGEå å»2V,æ
:
LEDæ»çµå=376V-10V-2V=364V
LEDæ»çµåé¤ä»¥LEDåé¢çµåå³æ¯LEDæ»æ°é
364V / 3V = 121 é¢LED
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