LP8861-Q1
LP8861-Q1 is Low-EMI Automotive LED Driver manufactured by Texas Instruments.
ures
- 1 Qualified for Automotive Applications
- AECQ100 Qualified With the Following Results:
- Device Temperature Grade 1:
- 40°C to +125°C Ambient Operating Temperature
- Input Voltage Operating Range 4.5 V to 40 V
- Four High-Precision Current Sinks
- Current Matching 1% (Typical)
- LED String Current up to 100 m A/Channel
- Dimming Ratio of 10 000:1 at 100 Hz
- Integrated Boost/SEPIC Converter for LED String Power
- Output Voltage up to 45 V
- Switching Frequency 300 k Hz to 2.2 MHz
- Switching Synchronization Input
- Spread Spectrum for Lower EMI
- Power-Line FET Control for Inrush Current Protection and Standby Energy Saving
- Extensive Fault Detection and Tolerance Features
- Fault Output
- Input Voltage OVP, UVLO, and OCP
- Open and Shorted LED Fault Detection
- Automatic LED Current Reduction With
External Temperature Sensor
- Thermal Shutdown
- Minimum Number of External ponents
2 Applications
- Backlight for:
- Automotive Infotainment
- Automotive Instrument Clusters
- Smart Mirrors
- Heads-Up Displays...
