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數(shù)據(jù): TPS544x20 4.5V 至 18V,20A 和 30A SWIFT 同步降壓控制器(具有 PMBus 數(shù)據(jù)表 (Rev. B)
TPS544B20和TPS544C20器件是PMBus兼容型非隔離式直流/直流集成式FET轉(zhuǎn)換器,支持高頻運行并提供20A或30A電流輸出,采用5mm×7mm封裝,可實現(xiàn)高功率密度和快速瞬態(tài)性能,具有最小的PCB面積.PMBus接口用于轉(zhuǎn)換器配置,并且監(jiān)視關(guān)鍵參數(shù),其中包括輸出電壓,電流和一個可選外部溫度。集成NexFET功率級和經(jīng)優(yōu)化驅(qū)動器提供的高頻,低損耗開關(guān)可實現(xiàn)極高密度電源解決方案以及減小的電感器和濾波電容器尺寸。根據(jù)系統(tǒng)要求,對故障情況的響應(yīng)可被設(shè)定為重新啟動或鎖斷。
所有商標(biāo)ar e各自所有者的財產(chǎn)。
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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 |
? |
TPS544B20 | TPS544B25 | TPS544C20 | TPS544C25 |
---|---|---|---|
4.5 ? ? | 4.5 ? ? | 4.5 ? ? | 4.5 ? ? |
18 ? ? | 18 ? ? | 18 ? ? | 18 ? ? |
0.6 ? ? | 0.5 ? ? | 0.6 ? ? | 0.5 ? ? |
5.5 ? ? | 5.5 ? ? | 5.5 ? ? | 5 ? ? |
20 ? ? | 20 ? ? | 30 ? ? | 30 ? ? |
1 ? ? | 1 ? ? | 1 ? ? | 1 ? ? |
250 ? ? | 200 ? ? | 250 ? ? | 200 ? ? |
1000 ? ? | 1000 ? ? | 1000 ? ? | 1000 ? ? |
8 ? ? | 9.5 ? ? | 8 ? ? | 7.7 ? ? |
Adjustable Current Limit Dynamic Voltage Scaling Enable PMBus Power Good Pre-Bias Start-Up Remote Sense Synchronous Rectification UVLO Adjustable Voltage Margining ? ? | Adjustable Current Limit Dynamic Voltage Scaling Enable Frequency Synchronization PMBus Power Good Pre-Bias Start-Up Remote Sense Synchronous Rectification UVLO Adjustable Voltage Margining ? ? | Adjustable Current Limit Dynamic Voltage Scaling Enable PMBus Power Good Pre-Bias Start-Up Remote Sense Synchronous Rectification UVLO Adjustable Voltage Margining ? ? | Adjustable Current Limit Dynamic Voltage Scaling Enable Frequency Synchronization PMBus Power Good Pre-Bias Start-Up Remote Sense Synchronous Rectification Tracking UVLO Adjustable Voltage Margining ? ? |
D-CAP D-CAP2 ? ? | Voltage Mode ? ? | D-CAP D-CAP2 ? ? | Voltage Mode ? ? |
80 ? ? | 80 ? ? | 80 ? ? | 80 ? ? |
-40 to 85 ? ? | -40 to 125 ? ? | -40 to 85 ? ? | -40 to 125 ? ? |
Catalog ? ? | Catalog ? ? | Catalog ? ? | Catalog ? ? |
LQFN-CLIP ? ? | LQFN-CLIP ? ? | LQFN-CLIP ? ? | LQFN-CLIP ? ? |