Overview
The TPS54356PWPR is a high-efficiency, step-down (buck) DC/DC converter from Texas Instruments. Designed for a wide range of applications, this integrated circuit (IC) is part of the SWIFT™ family of power management solutions. It is particularly suitable for industrial, automotive, and consumer electronics applications where high efficiency and compact design are critical. The TPS54356PWPR features a wide input voltage range, high switching frequency, and advanced control mechanisms, making it a versatile and competitive choice for modern power supply designs.
Key Specifications
| Parameter | Value | Unit | Notes |
|---|---|---|---|
| Input Voltage Range | 4.5 to 28 | V | |
| Output Voltage Range | 0.8 to 24 | V | Adjustable |
| Output Current | 3 | A | Continuous |
| Switching Frequency | 570 | kHz | Typical |
| Efficiency | Up to 95 | % | Depends on conditions |
| Operating Temperature Range | -40 to 125 | °C | |
| Package | HTSSOP-20 | PWPR | |
| Protection Features | Overcurrent, Overtemperature, Undervoltage Lockout |
Key Features
- High efficiency up to 95% for reduced power loss and improved thermal performance.
- Wide input voltage range (4.5V to 28V) for compatibility with various power sources.
- Adjustable output voltage (0.8V to 24V) to meet diverse application requirements.
- High switching frequency (570 kHz) enables the use of smaller external components, reducing PCB footprint.
- Integrated protection features such as overcurrent, overtemperature, and undervoltage lockout for enhanced reliability.
Applications
The TPS54356PWPR is widely used in various industries due to its robust performance and flexibility. Key application areas include:
- Industrial Automation: Powering sensors, controllers, and communication modules in harsh environments.
- Automotive Electronics: Providing stable power for infotainment systems, ADAS, and lighting modules.
- Consumer Electronics: Enabling compact and efficient power solutions for portable devices and home appliances.
- Telecommunications: Supporting power management in networking equipment and base stations.
Q & A
1. What is the input voltage range of the TPS54356PWPR?
The input voltage range is 4.5V to 28V.
2. Can the output voltage be adjusted?
Yes, the output voltage is adjustable from 0.8V to 24V.
3. What is the maximum output current?
The maximum continuous output current is 3A.
4. What is the typical switching frequency?
The typical switching frequency is 570 kHz.
5. What protection features are included?
The device includes overcurrent, overtemperature, and undervoltage lockout protection.
6. What is the operating temperature range?
The operating temperature range is -40°C to 125°C.
7. What package does the TPS54356PWPR come in?
It comes in an HTSSOP-20 package (PWPR).
8. Is this IC suitable for automotive applications?
Yes, it is suitable for automotive electronics due to its wide input range and robust design.
9. How does the high switching frequency benefit the design?
It allows the use of smaller external components, reducing the PCB footprint and overall cost.
10. What is the typical efficiency of the TPS54356PWPR?
The efficiency can reach up to 95%, depending on operating conditions.
