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TPS40422是一款雙輸出PMBus協議同步降壓控制器。它也可配置為單一的雙向輸出。
其寬輸入范圍支持5V和12V中間總線。準確的基準電壓滿足了最新的ASIC的精度電壓的需要并且有可能減少了輸出電容。電壓模式控制降低噪聲敏感度并保證低占空比轉換。
根據PMBus協議,該器件的裕量調節功能,基準電壓,故障限制,欠壓閉鎖(UVLO)閾值,軟啟動時間以及接通和關斷延遲均可編程設定。
< p>此外,該器件采用精準的測量系統對每個通道的輸出電壓,電流和溫度進行監控。
所有商標均為其各自所有者的財產。
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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 |
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TPS40422 | TPS40322 | TPS40400 | TPS40425 | TPS40428 | TPS53647 | TPS53667 | TPS53681 |
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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+ ? ? |