LM3639A
LM3639A is Single Chip 40V Backlight + 1.5A Flash LED Driver manufactured by Texas Instruments.
.ti.
SNVS964
- MARCH 2013
LM3639A Single Chip 40V Backlight + 1.5A Flash LED Driver
Check for Samples: LM3639A
Features
- 2 Single Chip White LED Flash and Backlight Driver
- 1.5A Flash LED Current
- Dual String Backlight Control (40V Max VOUT)
- 128 Level Exponential and Linear Brightness
Control
- PWM Input for CABC
- Programmable Over-Voltage Protection
(Backlight)
- Programmable Current Limit (Flash)
- Programmable Switching Frequency
- Optimized Flash Current During Low-Battery
Conditions
APPLICATIONS
- White LED Backlit Display Power
- White LED Camera Flash Power
L(B) Schottky L(F)
VOUTB up to 40V
COUTB
2.5V
- 5.5V
SWF SWB OVP VIN OUTF
COUTF
EN SCL SDA STROBE
BLED1...
