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TPS22943DCKR

Name: TPS22943DCKR
Rating: 4.7 (12 reviews)

IC PWR SWITCH P-CHAN 1:1 SC70-5

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規格

Part Status	Active
Switch Type	General Purpose
Number of Outputs	1
Ratio - Input:Output	1:1
Output Configuration	High Side
Output Type	P-Channel
Interface	On/Off
Voltage - Load	1.62V ~ 5.5V
Voltage - Supply (Vcc/Vdd)	Not Required
Current - Output (Max)	40mA
Rds On (Typ)	400mOhm
Input Type	Non-Inverting
Fault Protection	Current Limiting (Fixed), Over Temperature, UVLO
Operating Temperature	-40°C ~ 125°C (TJ)
Mounting Type	Surface Mount
Supplier Device Package	SC-70-5
Package / Case	5-TSSOP, SC-70-5, SOT-353
Base Product Number	TPS22943

概述

Description

The TPS22943DCKR is a high-performance load switch designed by Texas Instruments for power management applications. It features a low ON-resistance (RDS(on)) of 28 mΩ, which minimizes power loss and heat generation during operation. This device supports a wide input voltage range of 1.8V to 5.5V and can handle continuous output currents up to 2A.
Key characteristics include fast enable/disable response times, making it suitable for applications requiring quick power switching. It incorporates built-in protection features such as over-current protection and a controlled rise time to minimize inrush current. The TPS22943DCKR is housed in a compact DCK package, facilitating easy integration into space-constrained designs.
Ideal applications include portable devices, mobile phones, and other battery-operated electronics where efficient power management is crucial. Overall, the TPS22943DCKR offers an effective solution for designers looking to optimize power usage while ensuring system reliability.

Features

The TPS22943DCKR is a low ON-resistance, single-channel load switch from Texas Instruments. Key features include:
1. Low ON Resistance: Offers a typical ON resistance of 40 mΩ, minimizing power loss.
2. Wide Operating Voltage: Supports input voltages from 1.8V to 5.5V, making it versatile for various applications.
3. High Current Capability: Can handle continuous current up to 4A.
4. Controlled Rise/Fall Time: Adjustable rise and fall times help manage inrush current and reduce noise.
5. Integrated Protection: Features over-current protection and thermal shutdown to enhance reliability.
6. Enable Control: Active high enable pin for easy interfacing with microcontrollers.
7. Small Package: Available in a compact 2mm x 2mm WSON package, ideal for space-constrained designs.
8. Low Quiescent Current: Consumes minimal power in OFF state, aiding in energy savings.
These features make the TPS22943DCKR suitable for mobile devices, portable applications, and power management in various electronic devices.

Package

The TPS22943DCKR is packaged in a DCK (MicroSiP) package, which is a 2 mm x 2 mm, 8-pin Thin WSON (Wettable Flank) package. This compact form factor is suitable for space-constrained applications.

Pinout

The TPS22943DCKR is a load switch from Texas Instruments with a pin count of 6. It is housed in a small DCK package. The pin configuration and their functions are as follows:
1. VIN (Pin 1): Input voltage supply.
2. GND (Pin 2): Ground reference.
3. SW (Pin 3): Switch output that connects to the load.
4. CTL (Pin 4): Control input to enable or disable the switch.
5. NC (Pin 5): No connection; typically left unconnected.
6. FAULT (Pin 6): Fault output that indicates if there is an over-current condition.
The TPS22943DCKR is designed for low on-resistance and efficient power management in various applications, enhancing performance while consuming minimal quiescent current.

Manufacturer

The TPS22943DCKR is manufactured by Texas Instruments (TI), a leading global semiconductor company. Texas Instruments designs and produces a variety of analog and embedded processing products, specializing in power management, signal chain, and microcontroller solutions. Established in 1930, TI serves a wide range of industries, including automotive, industrial, communications, and consumer electronics. The company is known for its innovation and commitment to advancing technology in the semiconductor sector.

Application

The TPS22943DCKR is a low ON-resistance, power distribution switch suitable for various applications, including battery-powered devices, USB power delivery, portable electronics, and power management in smartphones, tablets, and laptops. It is ideal for load switching, signal integrity applications, and protection against overcurrent conditions in consumer electronics, industrial equipment, and automotive systems.

Equivalent

The TPS22943DCKR is a load switch with controlled turn-on, low on-resistance, and an integrated FET. Equivalent products include:
1. SiP32420 - Low RON load switch.
2. MIC5219 - Voltage regulator with similar functionality.
3. MAX14630 - Load switch with controlled turn-on.
4. TPS22918 - Similar load switch with slightly different specifications.
Always verify specifications for compatibility in your specific application.