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RFQ ListingPower Management ICs
TPS2553QDBVRQ1 is a TI AEC-Q100 Grade 1 precision adjustable current-limited power-distribution switch rated 2.5 V to 6.5 V input with up to 1.5 A continuous load and an external-resistor current-limit range of 75 mA to 1.7 A typ. The 85 mOhm high-side MOSFET, 2 us overcurrent response, reverse-voltage blocking and 15 kV IEC 61000-4-2 ESD tolerance make it a USB port protection standard.
ManufacturerTexas Instruments
PackageSOT-23 (DBV), 6-pin, 2.90 × 2.80 mm
SeriesTPS2553-Q1
Power IC Specifications
| Parameter | Value / Specification |
|---|---|
| Function / Topology | Precision adjustable current-limited single-channel power-distribution switch, active-high enable, reverse blocking |
| Input Voltage | 2.5 V to 6.5 V operating range |
| Output Voltage / Current | Up to 1.5 A continuous load current; 85 mOhm high-side MOSFET |
| Current Limit | Adjustable 75 mA to 1.7 A (typ) via external resistor; +/-6% accuracy at 1.7 A |
| Response / Protection | 2 us fast overcurrent response; reverse input-output voltage protection; built-in soft-start |
| ESD Robustness | 15 kV IEC 61000-4-2 (with external capacitance); HBM E2 / CDM C3B |
| Qualification | AEC-Q100 Grade 1, functional-safety-capable |
| Temperature Grade | -40 °C to +125 °C ambient |
| Package / Case | SOT-23 (DBV), 6-pin, 2.90 × 2.80 mm |
Power Features & Applications
- AEC-Q100 Grade 1 qualified precision power-distribution switch
- Adjustable current-limit threshold from 75 mA to 1.7 A typical
- Up to 1.5 A continuous load with 85 mOhm high-side MOSFET
- 2 us fast overcurrent response with constant-current limiting
- Reverse-voltage comparator blocks output-driven-higher faults
- 15 kV IEC 61000-4-2 ESD tolerance meets USB port requirements
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Frequently Asked Questions
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