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ADP1649

Part Number	ADP1649
Manufacturer	Analog Devices
Description	1.0 A LED Flash Driver
Published	Mar 5, 2017
Detailed Description	Data Sheet FEATURES Ultracompact solution Small, 2 mm × 1.5 mm, 12-ball WLCSP package Smallest footprint, 1 mm height, 1...
Datasheet	ADP1649 PDF File

Overview

Data Sheet FEATURES Ultracompact solution Small, 2 mm × 1.
5 mm, 12-ball WLCSP package Smallest footprint, 1 mm height, 1 μH power inductor LED current source for local LED grounding Simplified routing to and from the LED Improved LED thermals Synchronous 3 MHz PWM boost converter, no external diode High efficiency: 90% peak Reduces high levels of input battery current during flash Limits battery current drain in torch mode I2C programmable Currents of up to 1000 mA in flash mode for 1 LED with ±7% accuracy over all conditions Currents of up to 200 mA in torch mode Programmable dc battery current limit (4 settings) Programmable flash timer up to 1600 ms Low VBAT mode to reduce LED current automatically 4-bit ADC for LED VF, die/LED temperature readback Control I2C-compatible control registers External strobe and torch input pins 2 transmitter mask (TxMASK) inputs Safety Thermal overload protection Inductor fault detection LED short-circuit and open-circuit protection APPLICATIONS Cam...

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