Overview
The TPSM84205EAB is a highly integrated, synchronous buck power module produced by Texas Instruments. This module combines a 1.5-A DC/DC converter with power MOSFETs, a shielded inductor, and input and output capacitors, all packaged in a compact 3-pin TO-220 footprint. It is designed to provide a fixed 5V output voltage from an input voltage range of 7.0 V to 28 V, making it suitable for a variety of power supply applications where high efficiency and small form factor are critical.
Key Specifications
| Specification | Value |
|---|---|
| Part Number | TPSM84205EAB |
| Manufacturer | Texas Instruments |
| Output Current | 1.5 A |
| Input Voltage Range | 7.0 V to 28 V |
| Output Voltage | 5 V (fixed) |
| Switching Frequency | 510 kHz |
| Package Type | TO-220 (3-pin) |
| Minimum Operating Temperature | -40°C |
| Maximum Operating Temperature | 125°C |
Key Features
- High Efficiency: The TPSM84205EAB offers high efficiency due to its synchronous buck topology, reducing heat generation and improving overall system reliability.
- Compact Design: The module is packaged in a 3-pin TO-220 footprint, making it ideal for space-constrained applications.
- Integrated Components: Includes power MOSFETs, a shielded inductor, and input and output capacitors, simplifying the design process and reducing the need for external components.
- Wide Input Voltage Range: Operates over an input voltage range of 7.0 V to 28 V, providing flexibility in various power supply scenarios.
- Fixed Output Voltage: Provides a fixed 5V output voltage, eliminating the need for additional voltage regulation components.
Applications
- Industrial Power Supplies: Suitable for industrial control systems, automation equipment, and other industrial applications requiring reliable and efficient power conversion.
- Medical Devices: Can be used in medical devices where high reliability and compact design are essential.
- Telecommunications: Applicable in telecommunications equipment, such as routers, switches, and other network devices.
- Aerospace and Defense: Used in aerospace and defense systems where high efficiency and reliability are critical.
- Consumer Electronics: Suitable for various consumer electronics requiring efficient and compact power solutions.
Q & A
- What is the output current rating of the TPSM84205EAB?
The output current rating of the TPSM84205EAB is 1.5 A.
- What is the input voltage range for the TPSM84205EAB?
The input voltage range for the TPSM84205EAB is 7.0 V to 28 V.
- What is the output voltage of the TPSM84205EAB?
The output voltage of the TPSM84205EAB is fixed at 5 V.
- What is the switching frequency of the TPSM84205EAB?
The switching frequency of the TPSM84205EAB is 510 kHz.
- What type of package does the TPSM84205EAB use?
The TPSM84205EAB is packaged in a 3-pin TO-220 footprint.
- What are the operating temperature ranges for the TPSM84205EAB?
The operating temperature range for the TPSM84205EAB is from -40°C to 125°C.
- Does the TPSM84205EAB include integrated components?
Yes, the TPSM84205EAB includes integrated power MOSFETs, a shielded inductor, and input and output capacitors.
- What are some common applications for the TPSM84205EAB?
The TPSM84205EAB is commonly used in industrial power supplies, medical devices, telecommunications equipment, aerospace and defense systems, and consumer electronics.
- How can I monitor the input and output voltages of the TPSM84205EAB?
You can use the provided test points (VIN, GND, VOUT) on the evaluation module to monitor the input and output voltages with a digital voltmeter or oscilloscope.
- Can I add additional capacitance to the TPSM84205EAB for better transient response?
Yes, the evaluation module includes footprints for adding additional input and output capacitors to improve transient response.
