TPS40075
- Operation Over 4.5-V to 28-V Input Range
- Fixed-Frequency Voltage-Mode Controller
- Integrated Unity Gain Amplifier for Remote Output Sensing
- Predictive Gate Drive™ Generation II for Improved Efficiency
- <1% Internal 700-mV Reference
- Input Voltage Feed Forward Control
- Prebiased Output Compatible
- Internal Gate Drive Outputs for High-Side and Synchronous N-Channel MOSFETs
- Switching Frequency Programmable to 1 MHz
- 20-Pin QFN Package
- Thermal Shutdown Protection
- Software Design Tool and EVM Available
- APPLICATIONS
- Power Modules
- Networking/Telecom
- Industrial
- Servers
Predictive Gate Drive is a trademark of Texas Instruments.
The TPS40075 is a mid voltage, wide input (4.5-V to 28-V), synchronous, step-down controller, offering design flexibility for a variety of user programmable functions, including; soft start, UVLO, operating frequency, voltage feed-forward and high-side FET sensed short circuit protection.
The TPS40075 drives external N-channel MOSFETs using second generation Predictive Gate Drive to minimize conduction in the body diode of the low side FET and maximize efficiency. Pre-biased outputs are supported by not allowing the low side FET to turn on until the voltage commanded by the closed loop soft start is greater than the pre-bias voltage. Voltage feed forward provides good response to input transients and provides a constant PWM gain over a wide input voltage operating range to ease compensation requirements. Programmable short circuit protection provides fault current limiting and hiccup recovery to minimize power dissipation with a shorted output. The 20-pin QFN package gives good thermal performance and a compact footprint.
技术文档
类型 | 标题 | 下载最新的英语版本 | 日期 | |||
---|---|---|---|---|---|---|
* | 数据表 | Synchronous Buck Controller 数据表 (Rev. A) | 2007年 9月 11日 | |||
用户指南 | TPS40075 降压控制器评估模块用户指南 (Rev. A) | PDF | HTML | 英语版 (Rev.A) | PDF | HTML | 2022年 7月 25日 | |
选择指南 | 电源管理指南 2018 (Rev. K) | 2018年 7月 31日 | ||||
选择指南 | 电源管理指南 2018 (Rev. R) | 2018年 6月 25日 |
设计和开发
如需其他信息或资源,请点击以下任一标题进入详情页面查看(如有)。
TPS40075EVM-001 — 12V 输入、1.5V 输出的 15A 评估模块
The TPS40075EVM-001 evaluation module (EVM) is a synchronous buck converter providing a fixed1.5 V output at up to 15 A from a 12 V input bus. The EVM is designed to start up from a single supply, so no additional bias voltage is required for start-up. The module uses the TPS40075 (...)
封装 | 引脚 | CAD 符号、封装和 3D 模型 |
---|---|---|
VQFN (RHL) | 20 | Ultra Librarian |
订购和质量
- RoHS
- REACH
- 器件标识
- 引脚镀层/焊球材料
- MSL 等级/回流焊峰值温度
- MTBF/时基故障估算
- 材料成分
- 鉴定摘要
- 持续可靠性监测
- 制造厂地点
- 封装厂地点