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60,267 pcs
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60267 pcs | On Request | 1 | On Request | On Request | On Request | On Request | On Request |
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The TPS2556DRB from Texas Instruments is a power distribution switch designed for applications demanding precise current limiting and protection against heavy capacitive loads and short circuits. It features an adjustable current limit threshold, programmable via an external resistor, ranging from 500 mA to 5 A typically.
This device operates within a voltage range of 2.5 V to 6.5 V and offers a low on-resistance of 22 mΩ. The switch includes built-in soft-start functionality and a fast overcurrent response time of 3.5 μs. The FAULT logic output asserts low during overcurrent and overtemperature conditions, providing essential fault indication.
Packaged in the DRB package, the TPS2556DRB is suitable for surface mount applications. Its features meet USB current-limiting requirements and it boasts a low standby supply current of 2 μA maximum. The device also offers system-level ESD protection rated at 15 kV / 8 kV.
| Qty | Low | High |
|---|---|---|
| 1+ | $0.32 | $0.32 |
Estimated market price range - modelled values for guidance only, not live distributor offers.
The TPS2556DRB operates from 2.5 V to 6.5 V.
The adjustable current limit range is 500 mA to 5 A.
The typical on-resistance is 22 mΩ.
The operating temperature range is -40°C to 85°C.
The typical overcurrent response time is 3.5 μs.
The maximum standby supply current is 2 μA.
The system-level ESD rating is 15 kV air discharge and 8 kV contact discharge.