Overview
The TPS54314PWPRG4 is a synchronous buck (step-down) DC/DC converter produced by Texas Instruments. This integrated circuit (IC) is part of the SWIFT™ family, designed for high-efficiency power conversion in a compact form factor. It is specifically tailored for applications requiring a fixed 1.8V output voltage with an input voltage range of 3V to 6V. The TPS54314PWPRG4 is housed in a 20-pin HTSSOP (PowerPAD™) package, making it suitable for space-constrained designs. Its target user groups include designers of portable electronics, industrial systems, and embedded devices where efficient power management is critical.
Key Specifications
| Parameter | Value | Unit | Notes |
|---|---|---|---|
| Input Voltage Range | 3 - 6 | V | |
| Output Voltage | 1.8 | V | Fixed |
| Output Current | 3 | A | Continuous |
| Switching Frequency | 350, 550 | kHz | Selectable |
| Efficiency | High | Integrated MOSFETs | |
| Operating Temperature | -40 - 85 | °C | |
| Package | 20-HTSSOP | PowerPAD™ | |
| Sync Rectifier | Yes | Integrated |
Key Features
- High-efficiency synchronous buck converter with integrated MOSFETs.
- Fixed 1.8V output voltage for simplified design.
- Wide input voltage range (3V to 6V) suitable for battery-powered applications.
- Selectable switching frequency (350kHz or 550kHz) for flexibility in design.
- Compact 20-pin HTSSOP (PowerPAD™) package for space-saving designs.
- Integrated synchronous rectifier for improved efficiency.
Applications
The TPS54314PWPRG4 is widely used in various applications, including portable electronics, industrial automation, and embedded systems. Its compact size and high efficiency make it ideal for battery-powered devices such as smartphones, tablets, and IoT devices. In industrial settings, it is used in control systems and sensors where reliable power management is essential. Additionally, its robust design ensures stable performance in automotive electronics, such as infotainment systems and advanced driver-assistance systems (ADAS).
Q & A
1. What is the input voltage range of the TPS54314PWPRG4?
The input voltage range is 3V to 6V.
2. What is the output voltage of this IC?
The output voltage is fixed at 1.8V.
3. What is the maximum output current?
The maximum continuous output current is 3A.
4. Does it include a synchronous rectifier?
Yes, it features an integrated synchronous rectifier.
5. What is the switching frequency?
The switching frequency is selectable between 350kHz and 550kHz.
6. What is the operating temperature range?
It operates from -40°C to 85°C.
7. What package does the TPS54314PWPRG4 use?
It uses a 20-pin HTSSOP (PowerPAD™) package.
8. Is this IC suitable for portable electronics?
Yes, its compact size and high efficiency make it ideal for portable electronics.
9. Can it be used in automotive applications?
Yes, its robust design ensures stable performance in automotive electronics.
10. Does it require external MOSFETs?
No, it includes integrated MOSFETs for high efficiency.
