APM80904
Description
The APM80904 is a plete synchronous buck switching regulator module that provides constant current output to drive high-power LEDs.
Key Features
- Automotive AEC-Q100 qualified
- Supply voltage 4.5 to 36 V, maximum 40 V
- Integrated inductor, VIN and boot capacitors
- Ultra-low EMI architecture, fSW > 2 MHz
- Spread spectrum for improved EMC
- Integrated high-side and low-side MOSFETs: 80 mΩ / 60 mΩTYP , 90% efficiency at 1 A
- 5 V, 14 mA LDO regulator for peripheral circuits
- Dimming via external PWM or EN pin
- Programmable internal PWM dimming
- Analog dimming for brightness calibration and thermal foldback
