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HM6281 Fiches technique(PDF) 8 Page - Shenzhen Huazhimei Semiconductor Co., Ltd

No de pièce HM6281
Description  400KHz 32V 2A Switching Current Boost LED Constant Current Driver
PDF  9 Pages
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Fabricant  HMSEMI [Shenzhen Huazhimei Semiconductor Co., Ltd]
Site Internet  http://www.hmsemi.com/
Logo HMSEMI - Shenzhen Huazhimei Semiconductor Co., Ltd

HM6281 Fiches technique(HTML) 8 Page - Shenzhen Huazhimei Semiconductor Co., Ltd

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400KHz 32V 2A Switching Current Boost LED Constant Current Driver
HM6281
Rev 1.2
8
Typical System Application for SEPIC Buck-Boost LED Driver
HM6281
CIN
47uf /25V
D1 SS34
L1A 33uh/2A
VIN
2
7,8
1
3
5,6
GND
VIN
SW
EN
Buck-Boost LED Driver
Input 8V ~ 16V
Output Drive series 4 1W LED
FB
L1B 33uh/2A
CDC 22uf/35V
350mA
ILED=0.22/RS
Series 4 1W LED
RS
COUT
47uf /35V
Figure8. HM6281 System Parameters Test Circuit (Buck-Boost LED Driver)
Shenzhen H&M Semiconductor Co.Ltd
http：//www.hmsemi.com



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