TPS22954DQCR

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TPS22954DQCR

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IC PWR SWITCH N-CHAN 1:1 10WSON

  • FabricanteTexas Instruments

  • Peça do Fabricante #TPS22954DQCR

  • Em Estoque7162

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Especificações

Atributo Valor
PartStatus Active
BaseProductNumber TPS22954
SwitchType General Purpose
NumberofOutputs 1
Ratio-Input:Output 1:1
OutputConfiguration High Side
OutputType N-Channel
Interface On/Off
Voltage-Load 2.5V ~ 5.7V
Voltage-Supply(Vcc/Vdd) Not Required
Current-Output(Max) 5A
RdsOn(Typ) 14mOhm
InputType Non-Inverting
Features Auto Restart, Load Discharge, Power Good, Slew Rate Controlled
FaultProtection Over Temperature, UVLO
OperatingTemperature -40°C ~ 105°C (TA)
MountingType Surface Mount
SupplierDevicePackage 10-WSON (3x2)
Package 10-WFDFN Exposed Pad
Packaging Bulk, Cut Tape (CT), Tape & Reel (TR)

Visão Geral

Description

The TPS22954DQCR is a component of the TPS22954 series from Texas Instruments, designed primarily as a load switch. It features a low ON-resistance and can handle a continuous current of up to 5.5A, making it suitable for high-current applications. The device operates over a voltage range of 0.6V to 5.7V, providing flexibility for various power systems.
A key feature of the TPS22954DQCR is its controlled rise time, which helps to minimize inrush currents during startup. This characteristic is crucial for protecting downstream components and ensuring reliable operation. The component also includes thermal shutdown and overcurrent protection, enhancing its robustness and reliability in demanding environments.
The TPS22954DQCR is housed in a compact, space-saving package, making it ideal for applications where board space is limited. Its design focuses on ease of use and integration into existing systems, offering designers a straightforward solution for efficient power management. Typical applications include consumer electronics, computing, and industrial systems.

Equivalent

The TPS22954DQCR is a load switch from Texas Instruments. Equivalent products from other manufacturers might include the ON Semiconductor NIS5020 series, Maxim Integrated's MAX4995 series, or Analog Devices' ADP199 series. When selecting an equivalent, ensure that key specifications such as current rating, voltage rating, on-resistance, and package type meet your application requirements. Always consult datasheets to verify compatibility.

Features

The TPS22954DQCR is a load switch from Texas Instruments, designed for efficient power management in various electronic applications. Key features include:
1. Input Voltage Range: Supports a wide input voltage range from 0.6V to 5.7V, making it versatile for different power rail requirements.

2. Current Handling: Capable of handling a continuous current of up to 5 A, suitable for high-current applications.

3. Low ON-Resistance: Offers a low ON-resistance (typically around 4.7 mΩ) to minimize voltage drop and power loss across the switch.
4. Controlled Turn-On: Provides an adjustable rise time to control inrush current, which helps protect downstream components during power-up.
5. Integrated Output Discharge: Features an integrated output discharge function to ensure a quick discharge of the load capacitance when the switch is turned off.
6. Thermal Protection: Includes thermal shutdown protection to prevent damage due to excessive heat.
7. Package: Available in a compact 8-pin WSON package, which is space-efficient for portable and small form-factor designs.
These features make the TPS22954DQCR ideal for battery-powered devices, consumer electronics, and various point-of-load power distribution applications.

Pinout

The TPS22954DQCR is a power switch from Texas Instruments designed to manage power distribution in electronic devices. It comes in a small footprint, 8-pin DQC package. The functions of the pins are as follows:
1. VIN - Input voltage pin where the source voltage is supplied.
2. VOUT - Output voltage pin where the switched voltage is delivered.
3. EN (Enable) - This pin is used to enable or disable the power switch. A high signal enables the switch, while a low signal disables it.
4. GND - Ground pin for reference.
5. NC (No Connect) - This pin is typically not electrically connected within the device and can be left unconnected on the PCB.
6. PG (Power Good) - This is an open-drain output pin that indicates the status of the VOUT voltage. It outputs a high signal when VOUT is above a certain threshold.
7. ILIM (Current Limit) - This pin sets the current limit threshold for the switch.
8. CT (Capacitor Timing) - Used to set the slew rate of the output voltage by connecting a capacitor to ground.
This concise explanation covers the essential pin functions and helps understand the operation of the TPS22954DQCR switch.

Manufacturer

The TPS22954DQCR is manufactured by Texas Instruments (TI). Texas Instruments is a global semiconductor company that designs and produces a wide range of electronic components and technology solutions. The company is well-known for its development and innovation in the field of analog and embedded processing semiconductors. Texas Instruments serves a diverse array of industries, including automotive, industrial, personal electronics, communications equipment, and enterprise systems. Their products include integrated circuits, sensors, processors, and other components that are vital for electronic systems and devices.

Application

The TPS22954DQCR is a load switch designed for power management applications. Its primary application areas include consumer electronics, computing, telecommunications, and industrial systems. It is used for efficient power distribution and management in devices such as laptops, tablets, smartphones, and wearable technology. In these applications, it helps in reducing power consumption, managing startup sequences, and protecting circuits from faults. Additionally, the TPS22954DQCR can be found in networking equipment and various embedded systems, where it aids in enhancing energy efficiency and ensuring reliable operation. Its compact form factor and low ON-resistance make it suitable for space-constrained and high-performance electronic applications.

Package

The TPS22954DQCR is a load switch from Texas Instruments, available in a WSON (Wafer-Level Small Outline No-lead) package. Specifically, it uses a 2mm x 2mm, 8-pin WSON package, which is compact, making it suitable for space-constrained applications.

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