TPS2557DRBR

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TPS2557DRBR

IC PWR SWITCH N-CHAN 1:1 8SON

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  • Mfr。パート #TPS2557DRBR
  • パッケージ SON-8
  • データシート
  • 在庫中2766

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仕様

Package Tape & Reel (TR),Cut Tape (CT),Bulk
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) 5A
RdsOn(Typ) 22mOhm
InputType Non-Inverting
Features Slew Rate Controlled, Status Flag
FaultProtection Current Limiting (Adjustable), Over Temperature, UVLO
OperatingTemperature -40°C ~ 125°C (TJ)
MountingType Surface Mount
SupplierDevicePackage 8-SON (3x3)

概要

Description

The TPS2557DRBR is an electronic component manufactured by Texas Instruments. It is a USB power switch and current-limiting device designed to protect systems and subsystems from overcurrent faults. This component is part of the TPS2557 series, which features adjustable current limits, integrated reverse-voltage blocking, and overtemperature protection.
Key features of the TPS2557DRBR include its ability to support high-side power distribution applications, an adjustable current limit range from 500 mA to 5 A, and an operating voltage range from 4.5 V to 5.5 V. It also offers fast overcurrent response, ensuring quick system protection against short circuits or overcurrent conditions.
The device is typically used in USB ports, hot-plug applications, and power management systems where reliable overload protection is critical. Its small footprint and relatively simple implementation make it ideal for compact electronics requiring robust power management solutions.
This component is available in a 6-pin SON package, making it suitable for space-constrained applications. Texas Instruments provides detailed documentation and support for the TPS2557DRBR to assist engineers in integration and application development.

Features

The TPS2557DRBR is a power distribution switch designed by Texas Instruments. It is primarily used for applications that require high-current protection with precise current limiting. Here are some key features:
1. Adjustable Current Limit: Offers adjustable current limit ranging from 500 mA to 5.2 A, providing flexibility for various applications.
2. Overcurrent Protection: Protects connected devices from overcurrent conditions by limiting the current to a safe level.
3. Reverse Current Blocking: Prevents current from flowing back into the power source, ensuring device safety.
4. Thermal Shutdown: Automatically shuts down the device if the temperature exceeds safe operating levels, preventing thermal damage.
5. Low Quiescent Current: Consumes minimal power in idle mode, enhancing energy efficiency.
6. Short-Circuit Protection: Detects and responds to short-circuit conditions to prevent damage.
7. Built-in Soft Start: Reduces inrush current during startup, helping to manage power supply stability.
8. Status Indicators: Provides fault and power-good indicators to facilitate system diagnostics.
The TPS2557DRBR is suitable for USB ports, hard drives, and other peripherals requiring reliable power management and protection.

Package

The TPS2557DRBR is an electronic component that comes in a SON (Small Outline No-lead) package, specifically a 3mm x 3mm SON-8 package. This type of package is compact and suitable for applications requiring efficient space utilization on printed circuit boards.

Pinout

The TPS2557DRBR is a power-distribution switch from Texas Instruments. It typically comes in an 8-pin SON (Small Outline No-lead) package. The functions of these pins are generally as follows:
1. IN: Power input.
2. OUT: Power output to the load.
3. EN: Enable pin to turn the device on or off.
4. ILIM: Current limit set; connects a resistor to this pin to set the current limit.
5. GND: Ground connection.
6. FAULT: Fault indicator; this open-drain output asserts low if a fault condition occurs.
7. NC: No connect (not used, or internally not connected).
8. NC or other: May vary depending on specific configurations or internal connections.
This switch is designed for power distribution applications, offering capabilities such as overcurrent protection, thermal shutdown, and fault reporting. It is suitable for use in USB ports, power rail protection, and similar applications requiring robust power management.

Manufacturer

The TPS2557DRBR is manufactured by Texas Instruments. Texas Instruments is a semiconductor company that designs and produces a wide range of electronic components, including integrated circuits and embedded processors. They serve various industries such as automotive, industrial, consumer electronics, and communications. Texas Instruments is known for its innovation in analog and embedded processing technologies.

Application

The TPS2557DRBR is a current-limiting power distribution switch used in various applications, including USB power management, overcurrent protection, and portable electronics. It safeguards circuits by limiting overcurrent, making it suitable for consumer electronics, computers, and peripheral devices. Its compact design and reliability make it ideal for use in battery-powered equipment and other applications requiring precise current control and protection.

Equivalent

The TPS2557DRBR is a power switch from Texas Instruments. Equivalent products from other manufacturers can include:
1. MIC2545A from Microchip Technology
2. AP2141 from Diodes Incorporated
3. NCP380 from ON Semiconductor
These alternatives offer similar functionalities, such as current limiting and protection features, but always check the specific datasheets for compatibility based on your application's requirements.

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出荷料参照(DHL/FedEx):

DHL の: 配送費は25ドル〜45ドル(0.5kg)の範囲で、推定配送時間は2〜5営業日です。

フェデックス: 配送費は25ドル〜40ドル(0.5kg)の範囲で、推定配送時間は3〜7営業日。

UPS の: 配送費は25ドル〜45ドル(0.5kg)の範囲で、推定配送時間は3〜7営業日。

TNT社: 配送費は25ドル〜65ドル(0.5kg)の範囲で、推定配送時間は3〜7営業日。

EMS: 配送料金は30〜50ドル(0.5kg)の範囲で、推定配送時間は7〜15営業日です。

登録航空郵便: 配送費は2〜4ドル(0.1kg)で、推定配送時間は5〜20営業日です。

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