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TPS2553DBVT-1

Name: TPS2553DBVT-1
Rating: 4.7 (12 reviews)

IC PWR SWITCH N-CHAN 1:1 SOT23-6

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製造商。部分 #TPS2553DBVT-1
包 SOT-23 (DBV)-6
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規格

Package	Tape & Reel (TR),Cut Tape (CT)
ProductStatus	Active
SwitchType	General Purpose
NumberofOutputs	1
Ratio-Input:Output	1:1
OutputConfiguration	High Side
OutputType	N-Channel
Interface	On/Off
Voltage-Load	2.5V ~ 6.5V
Voltage-Supply(Vcc/Vdd)	Not Required
Current-Output(Max)	1.5A
RdsOn(Typ)	85mOhm
InputType	Non-Inverting
Features	Slew Rate Controlled, Status Flag
FaultProtection	Current Limiting (Adjustable), Over Temperature, UVLO
OperatingTemperature	-40°C ~ 150°C (TJ)
MountingType	Surface Mount
SupplierDevicePackage	SOT-23-6

概述

Description

TPS2553DBVT-1 is a TI high-side load switch with built-in protection for power-distribution rails. It is designed to power downstream circuitry with controlled turn‑on, current limiting, and fault protection, making it suitable for hot‑swap, USB, battery-powered, and other portable applications.
Key points:
- Features: enable/disable control, soft-start to limit inrush, fixed current limit, overcurrent/short‑circuit protection, undervoltage lockout, and overtemperature protection.
- Package: DBV (VSSOP‑8) in a Pb-free, tape-and-reel option; -1 denotes the specific packaging/revision variant.
- Typical use: power rails for USB ports, cameras, sensors, and other loads requiring protected, sequenced startup.
- Notes: exact input voltage range, current limit value, and electrical characteristics vary by variant; refer to the TPS2553 data sheet for precise numbers and the application notes for typical circuits.
If you need details (pinout, ILIM settings, or example circuits), I can summarize them from the datasheet.

Features

Key features of TPS2553DBVT-1 (high-level):
- Single-channel high-side load switch
- Current-limit protection to guard against short-circuits
- Reverse-current protection when the switch is OFF
- Enable (EN) control to turn the switch ON/OFF
- Undervoltage lockout to ensure proper operation
- Thermal shutdown protection for reliability
- Integrated soft-start to limit inrush current
- Very small DBV package (DBVT-1) suitable for compact designs
- Low quiescent current for overall efficiency
Note: For exact electrical specs (voltage range, current limit value, thresholds, and timing), please refer to the TI datasheet.

Package

TPS2553DBVT-1 uses an 8-pin DBV package, i.e., TI’s VSSOP-8 (DBV) package.

Pinout

Pin count: 5 pins. Package: SOT-23-5 (DBV).
Function: TPS2553DBVT-1 is a high-side load switch with current-limit and thermal shutdown. Pins: IN (input supply), OUT (switched output), EN (enable), GND (ground), ILIM (current-limit setting).

Manufacturer

- Manufacturer: Texas Instruments (TI).
- What kind of company: TI is a global American semiconductor company that designs and manufactures analog, mixed-signal, and embedded processing integrated circuits for various industries.

Application

Typical applications: hot-swap protection and current limiting for power rails in servers, backplanes, and telecom/network equipment; storage systems and PCI/PCIe boards; embedded/industrial systems requiring inrush control and short-circuit protection for a supply line.