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| ADT6780_CN Datasheet, PDF (1/13 Pages) ADTech – Thermally enhanced Low VFB Step-Down LED Driver | |||
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Thermally enhanced Low VFB Step-Down LED Driver
ADT6780
Thermally enhanced
Low VFB Step-Down LED Driver
ADT6780
æ¦è¿°
该ADT6780 æ¯ä¸æ¬¾çå¢å¼ºåçµæµæ¨¡å¼éåå LED驱å¨è¯ç,
éç¨äºåç§é«åçåå
LEDçåºç¨ç±äºå
¶å·¥ä½èå´å®½(VIN : 4.5V~28V)
åé«è¾åºè½å(è¿ç» 2A). é常ä½çåé¦çµå(VFB=0.2V) åèå¯ä»¥åå°æä½.
该è¯çå
·æéå¨æçµæµéå¶ä¿æ¤åè¿çä¿æ¤åè½.
ADT6780 ä»
éè¦æ åçå¤æ¥å
件. éç¨ç¯ä¿å. 带æ£çç SOP8-PP(with E-pad) å°è£
.
ç¹ç¹
⢠åé¦çµå : 0.2V (åèä½)
⢠åºå®é¢ç 925KHz
⢠è¾å
¥çµåèå´ä¸º 4.5V å° 28V
⢠è¾åºçµæµ : 2A
⢠æ大æçå¯è¾¾ 93%
⢠å
ç½®åçMOSFETå¼å
³ : 80mâ¦
⢠å
³æçµæµ : 10uA
⢠è¿æ¸©ä¿æ¤, è¿çµæµä¿æ¤(3A), UVLO
⢠çå¢å¼º SOP8-PP(with E-pad)
åºç¨
⢠é«åç LED/IR-LED ç
§æ
⢠建çç
§æ
⢠汽车åè¹è¶ç
§æ
⢠ä¸è¬ç
§æ解å³æ¹æ¡
å
¸ååºç¨çµè·¯
VIN
EN
C5
1 BST
SW 3
2 VIN
C1
U1
FB 5
7 EN
COMP 6
8 SS
C4
4
GND
L1
D1
C2
D2
R1
C3
R2
C6
OPTION
VOUT
Aug. 23. 2012 / Rev0.0
Figure 1. Typical Application Circuit
* æ¤è§æ ¼å¦ææ´æ¹ä¸å¦è¡éç¥
1/13
http://www.ad-tech.co.kr
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