TPS2044BD

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TPS2044BD

+BOM

IC PWR SWITCH N-CH 2X1:2 16SOIC

  • 제조업체텍사스 인스트루먼트(주)

  • 제조업체 부품 #TPS2044BD

  • 패키지 SOIC-N-16

  • 재고2025

365 1일 품질 보증

7*24 영업 시간 서비스 보증

90-판매 후 1일 보증

정품 보증

사양

속성 가치
Package / Case Bulk,Tube
Part Status Active
Switch Type General Purpose
Number of Outputs 4
Ratio - Input: Output 2 x 1:2
Output Configuration High Side
Output Type N-Channel
Interface On/Off
Voltage - Load 2.7V ~ 5.5V
Voltage - Supply (Vcc/Vdd) Not Required
Current - Output (Max) 500mA
Rds On (Typ) 70mOhm
Input Type Non-Inverting
Features Status Flag
Fault Protection Current Limiting (Fixed), Over Temperature, UVLO
Operating Temperature -40°C ~ 125°C (TJ)
Mounting Type Surface Mount
Supplier Device Package 16-SOIC

개요

Description

The TPS2044BD is a power distribution switch from Texas Instruments, designed for applications requiring current-limiting and over-current protection, primarily in USB and other hot-swap environments. It is a quad-channel device, meaning it can manage four independent circuits simultaneously, making it suitable for complex systems needing multiple power outputs.
Each channel can handle up to 500 mA of continuous current and features an accurate current limit, which protects connected devices from over-current conditions. The TPS2044BD includes thermal shutdown protection, ensuring the device turns off if it overheats, preventing damage from prolonged over-current situations.
It operates with a voltage range of 2.7V to 5.5V, suitable for standard 5V applications. The switch has a fast transient response, ensuring stability and minimal disruption during load changes. Its low quiescent current helps in maintaining system efficiency even when channels are not in active use.
The TPS2044BD is available in a small package, facilitating compact design requirements, and is suitable for use in computers, peripherals, communication equipment, and consumer electronics.

Equivalent

Equivalent products to the TPS2044BD include:
1. MIC2026 - by Microchip Technology
2. LM3526 - by Texas Instruments
3. AP2141 - by Diodes Incorporated
4. SII9125 - by Seiko Instruments
5. G5399 - by Global Mixed-mode Technology
These are power distribution switches with similar functionalities, but always verify specifications like current, voltage, and package type to ensure compatibility with your application.

Features

The TPS2044BD is a quad-channel power distribution switch designed for applications requiring current-limited circuit protection. Key features include:
1. Current Limiting: Provides precise current limiting to protect connected devices and the power source from over-current conditions.
2. Over-Temperature Protection: Automatically shuts down the switch to prevent damage from overheating.
3. Short-Circuit Protection: Safeguards against short circuits by limiting current to a safe level.
4. Undervoltage Lockout (UVLO): Prevents switch operation if the input voltage is too low, protecting connected devices.
5. Controlled Rise and Fall Times: Minimizes inrush current and EMI by controlling the switch's turn-on and turn-off times.
6. Fault Reporting: Features fault status output for monitoring the operational state of each channel.
7. Low ON-Resistance: Ensures efficient power delivery with minimal voltage drop across the switch.
8. Wide Operating Temperature Range: Suitable for various environments with a range from -40°C to 125°C.
9. Enable Control: Each channel can be independently turned on or off via an enable pin.
These features make the TPS2044BD ideal for USB ports, peripheral power management, and other applications requiring reliable power distribution.

Pinout

The TPS2044BD is a quad-channel power distribution switch from Texas Instruments. It is typically used for managing power distribution in USB applications. Here are its key features:
- Pin Count: The TPS2044BD comes in a 16-pin package.

- Function: Each channel within the TPS2044BD provides over-current protection, over-temperature protection, and short-circuit protection. It is designed to control the power distribution to downstream devices and helps in managing the power efficiently by providing an on/off switch for each of its four channels. The device is capable of controlling up to four independent power lines.
- Applications: It is suitable for applications requiring multiple USB ports or similar power distribution tasks, such as in PCs, laptops, hubs, and other consumer electronics.
Always refer to the datasheet for specific electrical characteristics, pin configurations, and application notes to ensure correct implementation in your design.

Manufacturer

The TPS2044BD is manufactured by Texas Instruments (TI). Texas Instruments is a global semiconductor company that designs and manufactures a wide range of electronic components, including integrated circuits and embedded processors. Founded in 1930 and headquartered in Dallas, Texas, TI is known for its innovations in analog and digital signal processing technology. The company serves various sectors, including automotive, industrial, personal electronics, communications equipment, and enterprise systems.

Application

The TPS2044BD is a quad-channel power distribution switch typically used in applications requiring power management and distribution. These applications include USB ports, charging docks, and hubs where over-current protection is necessary. It is particularly useful in consumer electronics, computers, and peripheral devices for safely distributing power to multiple components while protecting against overloads, short circuits, and thermal events. The device's current-limiting feature ensures that connected devices do not draw excessive power, which helps in maintaining system stability and preventing damage.

Package

The TPS2044BD is a quad power distribution switch from Texas Instruments, typically provided in a 16-pin Small Outline Integrated Circuit (SOIC) package. This package type is common for surface-mount technology, making it suitable for compact electronic designs.

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