SGM3145 Datasheet, PDF (8/12 Pages) SG Micro Corp – 8-Channel PWM Dimming Charge Pump White LED Driver

SGM3145
TYPICAL APPLICATION
8-Channel PWM Dimming
Charge Pump White LED Driver
C1
1μF
C2
1μF
Li-ion ⁺
Battery
C_IN
1μF
Enable
PWM Dimming Control
12 13
14 15
C2P C1P C1N C2N
16 _VIN
VOUT ¹⁰
19 _EN SGM3145
18 _PWM
17
AGND
PGND
9
LED1 ⁸
LED2 ⁷
LED3 ⁶
LED4 ⁵
LED5 ⁴
LED6 ³
LED7 ²
LED8 ¹
COUT
1µF
Figure 1. For 8-WLEDs Application Circuit
SG Micro Corp
8
www.sg-micro.com