GM19371 데이터 시트보기 (PDF) - Gamma Microelectronics Inc.
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GM19371 Datasheet PDF : 10 Pages
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GM19371
BOOST WHITE LED DRIVER
WITH OVP
Typica; Application Circuits
VIN
5V to 12V
OFF ON
L
D1
14 Strings in Parallel
6 - 9 LED in Series
CIN
4.7µF
6
VIN
1
SW
OVP 5
GM19371
4 CTRL
FB 3
GND
2
RSET 20mA x 14
COUT
4.7µF
Figure 3 GM19371, typical application
VIN
12V to 15V
Dimming
Control
L1
D1
68µH
CIN
6
1 SS14
4.7µF VIN
SW
OVP 5
COUT
4.7µF
GM19371
4 CTRL
FB 3
GND
2
RSET
0.22 350mA
Figure 4. GM19371 – application for 1W LED x 6
VIN
12V AC
L1
D1 5 LED (1W) in Series
CIN
6
1
VIN
SW
OVP 5
GM19371
4 CTRL
FB 3
GND
2
RSET
COUT
Figure 5. GM19371 – application for 1MR16 with 1W LED in series
5
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