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数据: TPS4021x 4.5-V to 52-V Input Current Mode Boost Controller 数据表
TPS40210和TPS40211是宽输入电压(4.5 V至52 V),非同步升压控制器。它们适用于需要接地源N沟道FET的拓扑结构,包括升压,反激,SEPIC和各种LED驱动器应用。该器件具有可编程软启动,过流保护,自动重试和可编程振荡器频率。电流模式控制提供改进的瞬态响应和简化的环路补偿。两部分之间的主要区别是误差放大器调节FB引脚的参考电压。
| Vin (Min) (V) |
| Vin (Max) (V) |
| Vout (Min) (V) |
| Vout (Max) (V) |
| Switch Current Limit (Typ) (A) |
| Regulated Outputs (#) |
| Switching Frequency (Min) (kHz) |
| Switching Frequency (Max) (kHz) |
| Iq (Typ) (mA) |
| Features |
| Iout (Max) (A) |
| Duty Cycle (Max) (%) |
| Operating Temperature Range (C) |
| Rating |
| Package Group |
| TPS40210 | LM3017 | LM3478 | LM3481 | LM3488 | LM5022 | TPS40211 |
|---|---|---|---|---|---|---|
| 4.5 | 5 | 2.97 | 2.97 | 2.97 | 6 | 4.5 |
| 52 | 18 | 40 | 48 | 40 | 60 | 52 |
| 5 | 6 | 1.26 | 1.275 | 1.26 | 1.25 | 7 |
| 300 | 20 | 500 | 500 | 500 | 300 | 52 |
| 6 | 1 | 10 | 10 | 10 | 10 | |
| 1 | 1 | 1 | 1 | 1 | 1 | 1 |
| 35 | 400 | 100 | 100 | 100 | 170 | 35 |
| 1000 | 400 | 1000 | 1000 | 1000 | 2200 | 1000 |
| 1.4 | 2.7 | 3.7 | 2.7 | 3.5 | 1.5 | |
| Enable Frequency Synchronization | Enable Load Disconnect | Adjustable Current Limit Enable Frequency Synchronization Light Load Efficiency Pre-Bias Start-Up | Adjustable Current Limit Enable Frequency Synchronization Light Load Efficiency Pre-Bias Start-Up UVLO Adjustable | Adjustable Current Limit Enable Frequency Synchronization Light Load Efficiency Pre-Bias Start-Up | Enable Frequency Synchronization UVLO Adjustable | Adjustable Switch Frequency Enable/Shutdown Soft Start Synchronization Pin |
| 6 | 1 | 10 | 10 | 10 | 10 | 5 |
| 95 | 85 | 100 | 85 | 100 | 90 | |
| -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 |
| MSOP-PowerPAD VSON | WQFN | SOIC VSSOP | VSSOP | VSSOP | VSSOP | MSOP-PowerPAD VSON |
金额:¥3.77000
去购买型号:TPS40210DRCR 封装:VSON10_3X3MM_EP
品牌:TI 描述:DC-DC开关控制芯片 输入电流模式升压控制器 4.5V~52V 600kHz VSON10_3X3MM_EP
金额:¥4.59359
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