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TPS51312是一款高效,同步,降压DC /DC转换器。它在输出电压范围为0.6V至3.3V时的输出电流为3A(最大值).D-CAP2适应启动时间控制可在使用全陶瓷输出电容器设计时实现小封装尺寸并提供低外部组件数量。此器件还特有轻负载条件下的自动跳跃功能,预偏置启动和内部固定软启动时间。当器件被禁用时,输出电容器通过内部电阻器放电。
TPS51312采用3mm×3mm,10引脚DRC封装(符合RoHs绿色环保标准且无铅),额定温度范围为-40°C至85°C。
| 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 |
| TPS51312 | TPS51313 | TPS53311 | TPS53313 |
|---|---|---|---|
| 3.1 | 3.1 | 2.9 | 4.5 |
| 5.5 | 5.5 | 6 | 16 |
| 0.6 | 0.6 | 0.6 | 0.6 |
| 3.3 | 3.3 | 4.2 | 10 |
| 3 | 3 | 3 | 6 |
| 1 | 1 | 1 | 1 |
| 900 | 1000 | 1100 | 250 |
| 900 | 1000 | 1100 | 1500 |
| 0.8 | 0.8 | 0.32 | 0.32 |
| Enable Light Load Efficiency Output Discharge Power Good Pre-Bias Start-Up Synchronous Rectification | Enable Light Load Efficiency Output Discharge Power Good Pre-Bias Start-Up Synchronous Rectification | Enable Light Load Efficiency Output Discharge Phase Interleaving Power Good Pre-Bias Start-Up Synchronous Rectification | Enable Light Load Efficiency Output Discharge Power Good Pre-Bias Start-Up Synchronous Rectification |
| D-CAP2 | D-CAP2 | Voltage Mode | Voltage Mode |
| 90 | 90 | 99 | 99 |
| -40 to 85 | -10 to 85 | -40 to 85 | -40 to 85 |
| Catalog | Catalog | Catalog | Catalog |
| VSON | VSON | VQFN | VQFN |