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TPS2556 - Precision Adjustable Current-Limited Power-Distribution Switches

General Description

The TPS255x power-distribution switch is intended for applications where precision current limiting is required or heavy capacitive loads and short circuits are encountered.

These devices offer a programmable current-limit threshold between 500 mA and 5 A (typical) through an external resistor.

Key Features

  • 1 Meets USB Current-Limiting Requirements.
  • Adjustable Current Limit, 500 mA to 5 A (Typical).
  • ±6.5% Current-Limit Accuracy at 4.5 A.
  • Fast Overcurrent Response: 3.5-µs (Typical).
  • 22-mΩ High-Side MOSFET.
  • Operating Voltage: 2.5 V to 6.5 V.
  • 2-µA Maximum Standby Supply Current.
  • Built-in Soft Start.
  • 15-kV and 8-kV System-Level ESD Capable.
  • UL Listed: File No. E169910 and CB IEC60950-1- am2 ed2.0 2.

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Datasheet Details

Part number TPS2556
Manufacturer Texas Instruments
File Size 1.75 MB
Description Precision Adjustable Current-Limited Power-Distribution Switches
Datasheet download datasheet TPS2556 Datasheet

Full PDF Text Transcription (Reference)

The following content is an automatically extracted verbatim text from the original manufacturer datasheet and is provided for reference purposes only.

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Product Folder Sample & Buy Technical Documents Tools & Software Support & Community TPS2556, TPS2557 SLVS931B – NOVEMBER 2009 – REVISED DECEMBER 2016 TPS255x Precision Adjustable Current-Limited Power-Distribution Switches 1 Features •1 Meets USB Current-Limiting Requirements • Adjustable Current Limit, 500 mA to 5 A (Typical) • ±6.5% Current-Limit Accuracy at 4.5 A • Fast Overcurrent Response: 3.5-µs (Typical) • 22-mΩ High-Side MOSFET • Operating Voltage: 2.5 V to 6.5 V • 2-µA Maximum Standby Supply Current • Built-in Soft Start • 15-kV and 8-kV System-Level ESD Capable • UL Listed: File No. E169910 and CB IEC60950-1- am2 ed2.