TPS92830-Q1 3-Channel High-Current Linear LED Controller

1 Features

AEC-Q100 Qualified
- Device Temperature Grade 1: –40°C to 125°C Ambient Operating Temperature Range
- Device HBM ESD Classification Level H2
- Device CDM ESD Classification Level C4B
Wide Voltage Input Range From 4.5 V to 40 V
3-Channel High-Side Current Driving and Sensing
- Channel-Independent Current Setting
- Channel-Independent PWM Inputs
- PWM Dimming via Both PWM Inputs and Power Supply
- Optimized Slew Rate for EMC
High-Precision LED Driving
- Precision Current Regulation With External N-Channel MOSFET (2.5% Tolerance)
- 20:1 Analog Dimming Profile With Off-Board Bin Resistor Support
- Precision PWM Generator With Full Duty-Cycle Mask (2% Tolerance)
- Open-Drain PWM Output for Synchronization
Protection and Diagnostics
- Adjustable Output Current Derating for External MOSFET Thermal Protection
- Diagnostics for LED-String Open Circuit or Short Circuit With Auto Recovery
- Diagnostic-Enable With Adjustable Threshold for Low-Voltage Operation
- Fault Bus up to 15 Devices, Configurable As Either One-Fails–All-Fail or Only-Failed-Channel-Off
- Low Quiescent Current in Fault Mode (<0.75 mA per Device)
Operating Junction Temperature Range: –40°C to 150°C
TSSOP 28 Package (PW)

Rear Light – Tail and Stop Light, Rear Turn Indicator, Fog Light, Reverse Light
Front Light – Position Light, Daytime Running Light, Front Turn Indicator, Low Beam