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數(shù)據(jù): TPS53315 12-A Step-Down Regulator with Integrated Switcher 數(shù)據(jù)表
TPS53315是一款D-CAP?模式,12-A同步切換器,集成了MOSFET。它的設(shè)計(jì)易于使用,外部元件數(shù)量少,封裝電源系統(tǒng)小。
該器件具有單軌輸入支持,一個(gè)19mΩ和一個(gè)7mΩ集成MOSFET,精度為1% ,0.6 V基準(zhǔn)電壓源和集成升壓開關(guān)。競爭特性的示例包括:最大效率高于96%,輸入電壓范圍為3 V至15 V,外部元件數(shù)量極低,D-CAP?模式控制可實(shí)現(xiàn)超快速瞬態(tài),可選擇自動(dòng)跳過和PWM操作,內(nèi)部軟啟動(dòng)控制,頻率可調(diào),無需補(bǔ)償。
轉(zhuǎn)換輸入電壓范圍為3 V至15 V,電源電壓范圍為4.5 V至25 V,輸出電壓范圍電壓為0.6 V至5.5 V。
TPS53315采用5 mm×7 mm 40引腳VQFN封裝,額定溫度范圍為-40°C至85°C。
? |
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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 |
? |
TPS53315 | TPS53310 | TPS53311 | TPS53314 | TPS53321 |
---|---|---|---|---|
3 ? ? | 2.9 ? ? | 2.9 ? ? | 3 ? ? | 2.9 ? ? |
15 ? ? | 6 ? ? | 6 ? ? | 15 ? ? | 6 ? ? |
0.6 ? ? | 0.6 ? ? | 0.6 ? ? | 0.6 ? ? | 0.6 ? ? |
5.5 ? ? | 4.2 ? ? | 4.2 ? ? | 5.5 ? ? | 4.2 ? ? |
12 ? ? | 3 ? ? | 3 ? ? | 6 ? ? | 5 ? ? |
1 ? ? | 1 ? ? | 1 ? ? | 1 ? ? | 1 ? ? |
250 ? ? | 1100 ? ? | 1100 ? ? | 250 ? ? | 1100 ? ? |
1000 ? ? | 1100 ? ? | 1100 ? ? | 1000 ? ? | 1100 ? ? |
0.32 ? ? | 0.32 ? ? | 0.32 ? ? | 0.32 ? ? | 0.32 ? ? |
Adjustable Current Limit Enable Light Load Efficiency 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 Phase Interleaving Power Good Pre-Bias Start-Up Synchronous Rectification ? ? | Adjustable Current Limit Enable Light Load Efficiency Power Good Pre-Bias Start-Up Synchronous Rectification ? ? | Enable Frequency Synchronization Light Load Efficiency Output Discharge Power Good Pre-Bias Start-Up Synchronous Rectification ? ? |
D-CAP ? ? | Voltage Mode ? ? | Voltage Mode ? ? | D-CAP ? ? | Voltage Mode ? ? |
90 ? ? | 99 ? ? | 99 ? ? | 90 ? ? | 99 ? ? |
-40 to 85 ? ? | -40 to 85 ? ? | -40 to 85 ? ? | -40 to 85 ? ? | -40 to 85 ? ? |
Catalog ? ? | Catalog ? ? | Catalog ? ? | Catalog ? ? | Catalog ? ? |
VQFN ? ? | VQFN ? ? | VQFN ? ? | VQFN ? ? | VQFN ? ? |