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TPS40422是一款双输出PMBus协议同步降压控制器。它也可配置为单一的双向输出。
其宽输入范围支持5V和12V中间总线。准确的基准电压满足了最新的ASIC的精度电压的需要并且有可能减少了输出电容。电压模式控制降低噪声敏感度并保证低占空比转换。
根据PMBus协议，该器件的裕量调节功能，基准电压，故障限制，欠压闭锁（UVLO）阈值，软启动时间以及接通和关断延迟均可编程设定。
< p>此外，该器件采用精准的测量系统对每个通道的输出电压，电流和温度进行监控。
所有商标均为其各自所有者的财产。
| Vin (Min) (V) |
| Vin (Max) (V) |
| Vout (Min) (V) |
| Vout (Max) (V) |
| Iout (Max) (A) |
| Regulated Outputs (#) |
| Number of Phases |
| Switching Frequency (Min) (kHz) |
| Switching Frequency (Max) (kHz) |
| Iq (Typ) (mA) |
| Features |
| Duty Cycle (Max) (%) |
| Operating Temperature Range (C) |
| Rating |
| Package Group |
| Control Mode |
| TPS40422 | TPS40322 | TPS40400 | TPS40425 | TPS40428 | TPS53647 | TPS53667 | TPS53681 |
|---|---|---|---|---|---|---|---|
| 4.5 | 3 | 3 | 4.5 | 4.5 | 4.5 | 4.5 | 4.5 |
| 20 | 20 | 20 | 20 | 20 | 17 | 17 | 17 |
| 0.6 | 0.6 | 0.6 | 0.6 | 0.6 | 0.5 | 0.5 | 0.25 |
| 5.6 | 5.6 | 5 | 5 | 5 | 2.5 | 2.5 | 2.8125 |
| 60 | 60 | 30 | 40 | 40 | 240 | 420 | 300 |
| 2 | 2 | 1 | 2 | 2 | 1 | 1 | 2 |
| 2 | 2 | 1 | 2 | 2 | 4 | 6 | 8 |
| 200 | 100 | 200 | 200 | 200 | 300 | 300 | 300 |
| 1000 | 1000 | 2000 | 1500 | 1500 | 1000 | 1000 | 1000 |
| 18 | 6 | 6 | 18 | 18 | 8 | 6.1 | 13 |
| Dynamic Voltage Scaling Enable Frequency Synchronization Multiple Outputs PMBus Phase Interleaving Remote Sense | Enable Frequency Synchronization Multiple Outputs Phase Interleaving Power Good Remote Sense | Dynamic Voltage Scaling Enable Frequency Synchronization PMBus Power Good Pre-Bias Start-Up Remote Sense Synchronous Rectification Tracking | Adjustable Current Limit Dynamic Voltage Scaling Enable Frequency Synchronization Phase Interleaving Power Good Pre-Bias Start-Up Remote Sense Synchronous Rectification UVLO Adjustable Voltage Margining | Adjustable Current Limit Dynamic Voltage Scaling Enable Frequency Synchronization PMBus Phase Interleaving Power Good Pre-Bias Start-Up Remote Sense Synchronous Rectification UVLO Adjustable Voltage Margining | Adjustable Current Limit Dynamic Voltage Scaling Enable Light Load Efficiency Output Discharge PMBus Phase Interleaving Power Good Pre-Bias Start-Up Remote Sense Synchronous Rectification UVLO Adjustable Voltage Margining | Adjustable Current Limit Dynamic Voltage Scaling Enable Light Load Efficiency PMBus Phase Interleaving Power Good Pre-Bias Start-Up Remote Sense Synchronous Rectification UVLO Adjustable Voltage Margining | Adjustable Current Limit Dynamic Voltage Scaling Enable Light Load Efficiency Multiple Outputs PMBus Phase Interleaving Power Good Pre-Bias Start-Up Remote Sense Synchronous Rectification UVLO Adjustable Voltage Margining |
| 90 | 95 | 90 | 46 | 46 | 50 | 50 | 50 |
| -40 to 125 | -40 to 125 | -40 to 125 | -40 to 125 | -40 to 125 | -40 to 125 | -40 to 125 | -40 to 125 |
| Catalog | Catalog | Catalog | Catalog | Catalog | Catalog | Catalog | Catalog |
| VQFN WQFN | VQFN | VQFN | VQFN | VQFN | WQFN | WQFN | WQFN |
| Voltage Mode | Voltage Mode | Voltage Mode | Voltage Mode | Voltage Mode | D-CAP+ | D-CAP+ | D-CAP+ |
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