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數(shù)據(jù): TPS62135、TPS621351 高精度、3V 至 17V、4A 降壓轉(zhuǎn)換器(采用 DCS-Control) 數(shù)據(jù)表 (Rev. B)
TPS62135和TPS621351是高效且易于使用的同步降壓DC-DC轉(zhuǎn)換器,基于DCS-控制?拓?fù)浼夹g(shù)。器件具有3V至17V的寬輸入電壓范圍,非常適合由多節(jié)鋰離子電池以及12V中間電源軌供電的應(yīng)用。該器件提供圖4A連續(xù)輸出電流.TPS62135可以在輕載時(shí)自動(dòng)進(jìn)入節(jié)能模式,從而可在整個(gè)負(fù)載范圍內(nèi)保持高效率。因此,器件非常適合要求聯(lián)網(wǎng)待機(jī)性能的應(yīng)用,例如,超低功耗計(jì)算機(jī)。如果將MODE引腳設(shè)置為低電平,那么器件的開關(guān)頻率會(huì)基于輸入輸出電壓自動(dòng)調(diào)整。該技術(shù)稱為自動(dòng)效率提高(AEE?),可以在整個(gè)運(yùn)行范圍內(nèi)保持高轉(zhuǎn)換效率。器件可以在PWM模式下提供1%的輸出電壓精度,因此可實(shí)現(xiàn)具有高輸出電壓精度的電源設(shè)計(jì)。
< p>器件的典型靜態(tài)電流為18μA。在關(guān)斷模式下,器件電流典型值為1μA,輸出主動(dòng)放電(僅適用于TPS62135,TP S621351的輸出電壓放電功能被禁用)。TPS62135作為一個(gè)可調(diào)版本提供,采用3mm x 2mm VQFN封裝。
所有商標(biāo)均為其各自所有者的財(cái)產(chǎn)。
| ? |
|---|
| 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 |
| ? |
| TPS62135 | TPS621351 | TPS62136 | TPS62140 | TPS62147 | TPS62148 |
|---|---|---|---|---|---|
| 3 ? ? | 3 ? ? | 3 ? ? | 3 ? ? | 3 ? ? | 3 ? ? |
| 17 ? ? | 17 ? ? | 17 ? ? | 17 ? ? | 17 ? ? | 17 ? ? |
| 0.8 ? ? | 0.8 ? ? | 0.8 ? ? | 0.9 ? ? | 0.8 ? ? | 0.8 ? ? |
| 12 ? ? | 12 ? ? | 12 ? ? | 6.3 ? ? | 12 ? ? | 12 ? ? |
| 4 ? ? | 4 ? ? | 4 ? ? | 2 ? ? | 2 ? ? | 2 ? ? |
| 1 ? ? | 1 ? ? | 1 ? ? | 1 ? ? | 1 ? ? | 1 ? ? |
| 2500 ? ? | 2500 ? ? | 1000 ? ? | 1250 ? ? | 1250 ? ? | 1250 ? ? |
| 2500 ? ? | 2500 ? ? | 1000 ? ? | 2500 ? ? | 2500 ? ? | 2500 ? ? |
| 0.018 ? ? | 0.018 ? ? | 0.018 ? ? | 0.017 ? ? | 0.018 ? ? | 0.018 ? ? |
| Enable Light Load Efficiency Output Discharge Power Good Pre-Bias Start-Up Synchronous Rectification Tracking UVLO Fixed VID: other ? ? | Enable Forced Pulse Width Modulation (FPWM) Mode Light Load Efficiency Over Current Protection Power Good Pre-Bias Start-Up Synchronous Rectification Tracking UVLO Fixed VID: other ? ? | Dynamic Voltage Scaling Enable Forced Pulse Width Modulation (FPWM) Mode Light Load Efficiency Output Discharge Over Current Protection Power Good Pre-Bias Start-Up Synchronous Rectification Tracking UVLO Fixed VID: 2-bit ? ? | Enable Light Load Efficiency Output Discharge Over Current Protection Power Good Pre-Bias Start-Up Synchronous Rectification Tracking UVLO Fixed Voltage Margining ? ? | Enable Forced Pulse Width Modulation (FPWM) Mode Light Load Efficiency Output Discharge Over Current Protection Power Good Pre-Bias Start-Up Synchronous Rectification Tracking UVLO Adjustable ? ? | Enable Forced Pulse Width Modulation (FPWM) Mode Light Load Efficiency Output Discharge Over Current Protection Power Good Pre-Bias Start-Up Synchronous Rectification Tracking UVLO Adjustable ? ? |
| Constant on-time (COT) DCS-Control ? ? | Constant on-time (COT) DCS-Control ? ? | Constant on-time (COT) DCS-Control ? ? | Constant on-time (COT) DCS-Control ? ? | DCS-Control ? ? | DCS-Control ? ? |
| 100 ? ? | 100 ? ? | 100 ? ? | 100 ? ? | 100 ? ? | 100 ? ? |
| -40 to 125 ? ? | -40 to 125 ? ? | -40 to 125 ? ? | -40 to 125 ? ? | -40 to 125 ? ? | -40 to 125 ? ? |
| Catalog ? ? | Catalog ? ? | Catalog ? ? | Catalog ? ? | Catalog ? ? | Catalog ? ? |
| VQFN-HR ? ? | VQFN-HR ? ? | VQFN-HR ? ? | VQFN ? ? | VQFN-HR ? ? | VQFN-HR ? ? |
型號(hào):TPS62135RGXR 封裝:VQFN11_3X2MM_EP
品牌:TI 描述:功能類型:降壓型 輸出類型:可調(diào) 輸入電壓:3~17V 輸出電壓:0.8~12V 輸出電流(最大值):4A
金額:¥2.93376
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