Thông số kỹ thuật
| thuộc tính | Giá trị |
| Package / Case | Tape & Reel (TR),Cut Tape (CT),Bulk |
| Part Status | Active |
| Switch Type | General Purpose |
| Number of Outputs | 1 |
| Ratio - Input: Output | 1:1 |
| Output Configuration | High Side |
| Output Type | N-Channel |
| Interface | On/Off |
| Voltage - Load | 2.5V ~ 5.7V |
| Voltage - Supply (Vcc/Vdd) | Not Required |
| Current - Output (Max) | 5A |
| Rds On (Typ) | 14mOhm |
| Input Type | Non-Inverting |
| Features | Auto Restart, Load Discharge, Power Good, Slew Rate Controlled |
| Fault Protection | Over Temperature, UVLO |
| Operating Temperature | -40°C ~ 105°C (TA) |
| Mounting Type | Surface Mount |
| Supplier Device Package | 10-WSON (2x2) |
Tổng quan
Description
The TPS22954DSQR is a load switch from Texas Instruments designed for efficient power distribution in electronic circuits. It features a small form factor with a low ON-resistance, making it ideal for applications requiring high efficiency and minimal power loss. The device operates within a wide input voltage range and can manage high continuous current loads. Key features include controlled turn-on to minimize inrush current, integrated thermal shutdown, and reverse current blocking, ensuring safe operation under various conditions. It is particularly suitable for use in battery-powered devices where power management is critical. The switch is housed in a compact package, making it easy to integrate into space-constrained applications.
Equivalent
The TPS22954DSQR is a load switch IC by Texas Instruments. Equivalent products from other manufacturers may include:
1. On Semiconductor's NCP45520 series
2. Microchip's MIC94050 series
3. Diodes Incorporated's AP22850 series
4. Maxim Integrated's MAX14575 series
Each of these has slightly different specifications and features. Ensure to verify the electrical characteristics, package type, and pin compatibility to confirm suitability for your application.
1. On Semiconductor's NCP45520 series
2. Microchip's MIC94050 series
3. Diodes Incorporated's AP22850 series
4. Maxim Integrated's MAX14575 series
Each of these has slightly different specifications and features. Ensure to verify the electrical characteristics, package type, and pin compatibility to confirm suitability for your application.
Features
The TPS22954DSQR is a load switch from Texas Instruments, designed for efficient power management in electronic circuits. Key features include:
1. Wide Input Voltage Range: Supports 0.65V to 5.5V, making it suitable for a variety of applications.
2. Low On-Resistance: With a typical R_ON of 5.7mΩ, it reduces power loss and increases efficiency.
3. High Current Capacity: Capable of handling continuous currents up to 4A.
4. Controlled Turn-On: Offers adjustable rise time to manage inrush current.
5. Quick Output Discharge (QOD): Ensures the output is rapidly discharged when the switch is disabled.
6. Current Limiting: Protects against excessive current, enhancing circuit reliability.
7. Thermal Shutdown: Protects the device from overheating.
8. Enable Pin: Allows for easy control of the switch state.
9. Small Package: Available in a compact 2mm x 2mm WSON package, ideal for space-constrained designs.
Overall, the TPS22954DSQR is efficient, robust, and versatile, suited for consumer electronics, computing, and industrial applications.
1. Wide Input Voltage Range: Supports 0.65V to 5.5V, making it suitable for a variety of applications.
2. Low On-Resistance: With a typical R_ON of 5.7mΩ, it reduces power loss and increases efficiency.
3. High Current Capacity: Capable of handling continuous currents up to 4A.
4. Controlled Turn-On: Offers adjustable rise time to manage inrush current.
5. Quick Output Discharge (QOD): Ensures the output is rapidly discharged when the switch is disabled.
6. Current Limiting: Protects against excessive current, enhancing circuit reliability.
7. Thermal Shutdown: Protects the device from overheating.
8. Enable Pin: Allows for easy control of the switch state.
9. Small Package: Available in a compact 2mm x 2mm WSON package, ideal for space-constrained designs.
Overall, the TPS22954DSQR is efficient, robust, and versatile, suited for consumer electronics, computing, and industrial applications.
Manufacturer
The manufacturer of the TPS22954DSQR is Texas Instruments (TI). Texas Instruments is an American technology company known for designing and manufacturing semiconductors and various integrated circuits, which are used in a wide array of electronic devices. TI is one of the largest semiconductor companies in the world and provides products for markets such as industrial, automotive, personal electronics, communications, and enterprise systems. The company is renowned for its innovation in analog and embedded processing products, which include power management chips, microcontrollers, and digital signal processors, among others.
Application
The TPS22954DSQR is a power switch designed for efficient power management in various applications. It is commonly used in portable electronics, computing peripherals, and consumer devices for load switching and power distribution. Its low ON-resistance and fast switching capabilities make it suitable for battery-powered devices, helping to extend battery life. Additionally, the TPS22954DSQR is often employed in industrial and communication equipment for overcurrent protection and inrush current control. It is ideal for systems requiring controlled power sequencing and dynamic power path management, such as smartphones, tablets, laptops, and other IoT devices.
Package
The TPS22954DSQR is a load switch from Texas Instruments, provided in a 10-pin, 2x2 mm WSON (DSQ) package.
