Overview
The TPS40057PWPR is a high-voltage, wide-input synchronous buck controller produced by Texas Instruments. It is part of the TPS4005x family, which offers design flexibility with various user-programmable functions. This controller is designed to operate over a wide input voltage range of 8 V to 40 V and supports frequencies up to 1 MHz. It features voltage feedforward control techniques to provide good line regulation and fast response to input line transients. The TPS40057PWPR is particularly useful in applications requiring high efficiency and robust control over the output voltage.
Key Specifications
| Parameter | Value | Unit |
|---|---|---|
| Operating Input Voltage | 8 V to 40 V | V |
| Operating Frequency | Up to 1 MHz | Hz |
| Package Type | HTSSOP (PWP) | - |
| Pins | 16 | - |
| Operating Temperature Range | -40°C to 85°C | °C |
| Internal Reference Voltage | 0.7 V | V |
| Thermal Shutdown Temperature | 165°C | °C |
| UVLO Threshold Voltage | 7.2 V to 7.9 V | V |
Key Features
- Wide input voltage range of 8 V to 40 V
- Programmable fixed-frequency up to 1 MHz voltage mode controller
- Internal gate-drive outputs for high-side and synchronous N-channel MOSFETs
- Input voltage feedforward compensation
- Less than 1% internal 0.7-V reference
- Externally synchronizable
- Programmable high-side sense short-circuit protection
- Programmable closed-loop soft start
- Thermal shutdown
- 16-pin PowerPAD™ package
Applications
The TPS40057PWPR is suitable for a variety of applications that require high efficiency and robust voltage regulation. These include but are not limited to:
- Industrial power supplies
- Automotive systems
- Telecommunications equipment
- Server and data center power supplies
- High-performance computing systems
Q & A
- What is the operating input voltage range of the TPS40057PWPR?
The operating input voltage range is 8 V to 40 V. - What is the maximum operating frequency of the TPS40057PWPR?
The maximum operating frequency is up to 1 MHz. - What type of package does the TPS40057PWPR come in?
The TPS40057PWPR comes in a 16-pin HTSSOP (PWP) package. - What is the operating temperature range of the TPS40057PWPR?
The operating temperature range is -40°C to 85°C. - Does the TPS40057PWPR have thermal shutdown protection?
Yes, it has thermal shutdown protection with a shutdown temperature of 165°C. - Can the TPS40057PWPR be externally synchronized?
Yes, it is externally synchronizable. - What is the internal reference voltage of the TPS40057PWPR?
The internal reference voltage is 0.7 V. - Does the TPS40057PWPR support programmable soft start?
Yes, it supports programmable closed-loop soft start. - What is the purpose of the input voltage feedforward compensation in the TPS40057PWPR?
The input voltage feedforward compensation helps in providing good line regulation over the wide input voltage range and fast response to input line transients. - What are some common applications for the TPS40057PWPR?
Common applications include industrial power supplies, automotive systems, telecommunications equipment, server and data center power supplies, and high-performance computing systems.
