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RFQ ListingPower Management ICs
TPS92630QPWPRQ1 is a TI AEC-Q100 Grade 1 three-channel linear LED driver for automotive lighting, operating from 5 V to 40 V input with 150 mA per channel (450 mA paralleled) constant current at +/-1.5% accuracy. Independent PWM and analog dimming, open/short diagnostics with deglitch timers and a shared fault bus for up to 15 devices come in a 16-pin HTSSOP (PWP) package.
ManufacturerTexas Instruments
PackageHTSSOP (PWP), 16-pin, thermally enhanced, 4.40 × 6.40 mm
SeriesTPS92630-Q1
Power IC Specifications
| Parameter | Value / Specification |
|---|---|
| Function / Topology | Three-channel linear LED driver with constant-current regulation, analog and PWM dimming |
| Input Voltage | 5 V to 40 V wide input range; tolerates slow input dV/dt (0.5 V/min) |
| Output Voltage / Current | 150 mA maximum per channel; 450 mA in parallel mode; +/-1.5% per-channel accuracy |
| Dimming | Independent per-channel PWM dimming plus analog dimming control |
| Diagnostics | Open and short LED detection with deglitch timers; single-LED short detection via string voltage feedback; shared fault bus for up to 15 devices |
| Thermal | Programmable thermal foldback; low dropout (400 mV at 60 mA, 0.9 V at 150 mA) |
| Qualification | AEC-Q100 Grade 1 |
| Temperature Grade | -40 °C to +125 °C ambient |
| Package / Case | HTSSOP (PWP), 16-pin, thermally enhanced, 4.40 × 6.40 mm |
Power Features & Applications
- Three independent constant-current LED channels with +/-1.5% accuracy
- Wide 5 V to 40 V input supports automotive load-dump front ends
- Parallel outputs reach 450 mA for higher-current strings
- Open, short and single-LED short diagnostics with fault bus
- Programmable thermal foldback protects LED strings
- Low-dropout linear topology eliminates switching EMI
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Frequently Asked Questions
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