LP8867-Q1
Features
- 1 AEC-Q100 Qualified for automotive applications:
- Device temperature grade 1:
- 40°C to +125°C, TA
- Functional safety capable
- Documentation available to aid functional safety system design
- 3-, 4-Channel 120-m A current sinks
- High dimming ratio of 10 000:1 at 100 Hz
- Current matching 1% (typical)
- LED String current up to 120 m A per channel
- Outputs can be bined externally for higher current per string
- Integrated boost and SEPIC converter for LED string power
- Input voltage operating range 4.5 V to 40 V
- Output voltage up to 45 V
- Integrated 3.3-A Switch FET
- Switching frequency 300 k Hz to 2.2 MHz
- Switching synchronization input
- Spread spectrum for lower EMI
- Fault detection and protection
- Fault output
- Input voltage OVP, UVLO and OCP
- Boost block SW OVP and output OVP
- LED open and short fault detection
- Power-Line FET control for battery bus protection
- Automatic LED current reduction with external temperature sensor
- Thermal shutdown...
