datasheetFeatures for the LM3642
- 1.5-A High-Side Current Source for Single LED
- > 85% Efficiency in Torch Mode (at 100 mA) and
Flash Mode (at 1 A to 1.5 A) - Accurate Programmable Flash LED Current from
93 mA to 1.5 A - Accurate Programmable Torch LED Currents:
- 48.4 mA to 375 mA
- 24 mA to 187 mA (LT option)
- Small Solution Size: < 20 mm2
- Soft-Start Operation for Battery Protection
- Hardware Strobe Enable
- Synchronization Input for RF Power Amplifier
Pulse Events - VIN Flash Monitor Optimization
- 400-kHz I2C-Compatible Interface
- 0.5-mm Pitch, 9-Bump DSBGA
Applications
Camera Phone LED Flash
