TPS2556DRB The Texas Instruments TPS2556DRB is a precision adjustable current-limited power distribution switch designed for applications requiring precise current limiting. It operates over a voltage range of 2.5V to 6.5V.
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TPS2556DRB

Available from 1 distributors
Mfr Name: Texas Instruments
Texas Instruments
The Texas Instruments TPS2556DRB is a precision adjustable current-limited power distribution switch designed for applications requiring precise current limiting. It operates over a voltage range of 2.5V to 6.5V.
✓ Total Stock: 60,267 pcs
$ Price Range: $0.32

TPS2556DRB Available from 1 distributor

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✓ Non-Authorised
Distributor Stock Pricing MOQ PKG Lead Time Date Code On Order Quantity On Order Delivery
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60,267 pcs
60267 pcs On Request 1 On Request On Request On Request On Request On Request

TPS2556DRB Specifications Quick View

Most important parameters for selection – full specs in datasheet.
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Manufacturer Name
Lead Style
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Storage Temperature

TPS2556DRB Description

Short technical summary and product information.

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.

TPS2556DRB Quick Information

Product Type: Power Distribution Switch
Series: TPS2556
Canonical Name: TPS2556DRB Precision Adjustable Current-Limited Power Distribution Switch
Subcategory: Load Driver

TPS2556DRB Compliance

RoHS Status: RoHS Compliant
Moisture Sensitivity Level (MSL): 1 Unlimited
REACH Status: REACH Unaffected
Lead Free: Yes

TPS2556DRB Estimated Pricing

Qty Low High
1+ $0.32 $0.32

Estimated market price range - modelled values for guidance only, not live distributor offers.

TPS2556DRB Features

  • Adjustable current limit from 500 mA to 5 A.
  • Wide operating voltage range of 2.5 V to 6.5 V.
  • Low 22 mΩ high-side MOSFET on-resistance.
  • Fast overcurrent response time of 3.5 μs.
  • Meets USB current-limiting requirements.

TPS2556DRB Applications

  • Ideal for USB ports and hubs.
  • Suitable for digital TV applications.
  • Used in set-top boxes.
  • Applicable for VOIP phones.

TPS2556DRB FAQs

7 frequently asked questions generated from this part’s specifications.
What is the operating voltage range of the TPS2556DRB?

The TPS2556DRB operates from 2.5 V to 6.5 V.

What is the adjustable current limit range?

The adjustable current limit range is 500 mA to 5 A.

What is the on-resistance of the TPS2556DRB?

The typical on-resistance is 22 mΩ.

What is the operating temperature range?

The operating temperature range is -40°C to 85°C.

What is the overcurrent response time?

The typical overcurrent response time is 3.5 μs.

What is the standby supply current?

The maximum standby supply current is 2 μA.

What is the ESD rating?

The system-level ESD rating is 15 kV air discharge and 8 kV contact discharge.

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