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TPS2553D

ACTIVE

0.075-1.7A adj. ILIMIT 2.5-6.5V 85mΩ USB power switch, active-high, reverse blocking, multi

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Data sheet

TPS2553D

ACTIVE
Data sheet Order now

Product details

Product type Adjustable current limit, Power switch Vin (min) (V) 2.7 Vin (max) (V) 6.5 Continuous current (max) (A) 1.7 Current limit (A) 0.075 to 1.7 Operating temperature range (°C) -40 to 125 Enable Active High Number of switches 1 Current limit accuracy at 1 A 7.5%(925mA min / 1075mA max) Rating Catalog
Product type Adjustable current limit, Power switch Vin (min) (V) 2.7 Vin (max) (V) 6.5 Continuous current (max) (A) 1.7 Current limit (A) 0.075 to 1.7 Operating temperature range (°C) -40 to 125 Enable Active High Number of switches 1 Current limit accuracy at 1 A 7.5%(925mA min / 1075mA max) Rating Catalog
SOT-23 (DBV) 6 8.12 mm² 2.9 x 2.8
  • Up to 1.5 A Maximum Load Current
  • ±6% Current-Limit Accuracy at 1.7 A (Typ)
  • Meets USB Current-Limiting Requirements
  • Backwards Compatible with TPS2550/51
  • Adjustable Current Limit, 75 mA–1700 mA (Typ)
  • Constant-Current (TPS2552D and TPS2553D)
  • TPS2552D (Enable Low) and TPS2553D (Enable High)
  • Fast Overcurrent Response - 2 µs (Typ)
  • 85-mΩ High-Side MOSFET (DBV Package)
  • Reverse Input-Output Voltage Protection
  • Operating Range: 2.7 V to 6.5 V
  • Built-in Soft-Start
  • 15 kV ESD Protection per IEC 61000-4-2 (With External Capacitance)
  • UL Listed – File No. E169910 and NEMKO IEC60950-1-am1 ed2.0
  • See the TI Switch Portfolio
  • Up to 1.5 A Maximum Load Current
  • ±6% Current-Limit Accuracy at 1.7 A (Typ)
  • Meets USB Current-Limiting Requirements
  • Backwards Compatible with TPS2550/51
  • Adjustable Current Limit, 75 mA–1700 mA (Typ)
  • Constant-Current (TPS2552D and TPS2553D)
  • TPS2552D (Enable Low) and TPS2553D (Enable High)
  • Fast Overcurrent Response - 2 µs (Typ)
  • 85-mΩ High-Side MOSFET (DBV Package)
  • Reverse Input-Output Voltage Protection
  • Operating Range: 2.7 V to 6.5 V
  • Built-in Soft-Start
  • 15 kV ESD Protection per IEC 61000-4-2 (With External Capacitance)
  • UL Listed – File No. E169910 and NEMKO IEC60950-1-am1 ed2.0
  • See the TI Switch Portfolio

The TPS2552D and TPS2553D power-distribution switches are intended for applications where precision current limiting is required or heavy capacitive loads and short circuits are encountered and provide up to 1.5 A of continuous load current. These devices offer a programmable current-limit threshold between 75 mA and 1.7 A (typ) via an external resistor. Current-limit accuracy as tight as ±6% can be achieved at the higher current-limit settings. The power-switch rise and fall times are controlled to minimize current surges during turn on/off.

The TPS2552D/3D devices limit the output current to a safe level by using a constant-current mode when the output load exceeds the current-limit threshold. An internal reverse-voltage comparator disables the power-switch when the output voltage is driven higher than the input to protect devices on the input side of the switch. The FAULT output asserts low during overcurrent and reverse-voltage conditions.

The TPS2552D and TPS2553D power-distribution switches are intended for applications where precision current limiting is required or heavy capacitive loads and short circuits are encountered and provide up to 1.5 A of continuous load current. These devices offer a programmable current-limit threshold between 75 mA and 1.7 A (typ) via an external resistor. Current-limit accuracy as tight as ±6% can be achieved at the higher current-limit settings. The power-switch rise and fall times are controlled to minimize current surges during turn on/off.

The TPS2552D/3D devices limit the output current to a safe level by using a constant-current mode when the output load exceeds the current-limit threshold. An internal reverse-voltage comparator disables the power-switch when the output voltage is driven higher than the input to protect devices on the input side of the switch. The FAULT output asserts low during overcurrent and reverse-voltage conditions.
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TPS25221 ACTIVE 0.275-2.7A adj. ILIMIT, 2.5-5.5V, 70mΩ USB power switch, active-high, reverse blocking This product features 0.275-A to 2.7-A adjustable current limit, 70-mΩ RDS(on) and lower 1 ku price.

Technical documentation

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Type Title Date
* Data sheet TPS255xD Precision Adjustable Current-Limited Power-Distribution Switches datasheet PDF | HTML 20 Sep 2016
Certificate TPS255x UL 2367 Certificate of Compliance E169910-20090213 25 Jun 2024
Certificate TPS255x UL Certificate of Compliance IEC 62368-1 (Rev. A) 24 Jun 2024
Certificate CB IEC 62368 Certificate of Compliance E169910-A6015 12 Mar 2021

Design & development

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Evaluation board

TPS2553DBVEVM-364 — Power-Distribution Switch with Adjustable Current-Limit Evaluation Module for TPS2553DBVEVM-364

The TPS2552/3DBVEVM and TPS2552/3DRVEVM are evaluation modules (EVM) for Texas Instruments’family of power-distribution switches with adjustable current-limit. These EVMs operate over a 2.5 V to 6.5 V range. An onboard jumper sets the output current-limit to either 0.5 A or (...)

User guide: PDF
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SOT-23 (DBV) 6 Ultra Librarian
TI's Standard Terms and Conditions for Evaluation Items apply.

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