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TPS62366x是一款高频同步降压dc /dc转换器,此转换器针对小型解决方案尺寸内的电池供电类便携式应用进行了优利。借助于2.5V至5.5V的输入电压技术。此器件支持通用电池技术。此器件提供4A峰值负载电流,运行于2.5MHz典型开关频率上。
此器件转换至一个输出电压范围内,并且通过I 2 C接口以10mV为步长进行编程。专用输入可实现快速电压转换来寻址处理器性能工作点。 /p>
TPS62366x支持低压DSP和智能手机以及包括最新亚微米工艺的手持计算机中的处理器内核。一个专用硬件输入引脚允许到性能工作点和处理器保持模式的简单转换。
此器件专注于高输出电压精度。此差分感测和DCS-Control架构可实现精准静态和动态,瞬态输出电压调节。
TPS62366x器件提供高效降压转换。最高效领域被扩展至低输出电流以使处理器运行在保持模式的同时提高效率,此领域也被扩展至最高输出电流来延长电池接通时间。
稳健的架构和多重安全特性可实现理想的系统集成。
所采用的2mm x 2mm封装和少量外部组件量实现了小于25mm 2 的极小型解决方案尺寸。
< /DIV>
| Vin (Min) (V) |
| Vin (Max) (V) |
| Vout (Min) (V) |
| Vout (Max) (V) |
| Iout (Max) (A) |
| Regulated Outputs (#) |
| Switching Frequency (Min) (kHz) |
| Switching Frequency (Max) (kHz) |
| Iq (Typ) (mA) |
| Features |
| Control Mode |
| Duty Cycle (Max) (%) |
| Operating Temperature Range (C) |
| Rating |
| Package Group |
| TPS62366A | TPS62360 | TPS62361B | TPS62362 | TPS62363 | TPS62366B |
|---|---|---|---|---|---|
| 2.5 | 2.5 | 2.5 | 2.5 | 2.5 | 2.5 |
| 5.5 | 5.5 | 5.5 | 5.5 | 5.5 | 5.5 |
| 0.5 | 0.77 | 0.5 | 0.77 | 0.5 | 0.5 |
| 1.77 | 1.4 | 1.77 | 1.4 | 1.77 | 1.77 |
| 4 | 3 | 3 | 3 | 3 | 4 |
| 1 | 1 | 1 | 1 | 1 | 1 |
| 2500 | 2500 | 2500 | 2500 | 2500 | 2500 |
| 2500 | 2500 | 2500 | 2500 | 2500 | 2500 |
| 0.056 | 0.056 | 0.056 | 0.056 | 0.056 | 0.056 |
| Dynamic Voltage Scaling Enable Light Load Efficiency Output Discharge Synchronous Rectification | Dynamic Voltage Scaling Enable Light Load Efficiency Output Discharge Synchronous Rectification | Dynamic Voltage Scaling Enable Light Load Efficiency Output Discharge Synchronous Rectification | Dynamic Voltage Scaling Enable Light Load Efficiency Output Discharge Synchronous Rectification | Dynamic Voltage Scaling Enable Light Load Efficiency Output Discharge Synchronous Rectification | Dynamic Voltage Scaling Enable Light Load Efficiency Output Discharge Synchronous Rectification |
| Constant on-time (COT) DCS-Control | Constant on-time (COT) DCS-Control | Constant on-time (COT) DCS-Control | Constant on-time (COT) DCS-Control | Constant on-time (COT) DCS-Control | Constant on-time (COT) DCS-Control |
| 90 | 90 | 90 | 90 | 90 | 90 |
| -40 to 85 | -40 to 85 | -40 to 85 | -40 to 85 | -40 to 85 | -40 to 85 |
| Catalog | Catalog | Catalog | Catalog | Catalog | Catalog |
| DSBGA | DSBGA | DSBGA | DSBGA | DSBGA | DSBGA |