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TPS563249是一款采用SOT-23封装的简单易用型3A同步降压转换器。
该器件经过优化
此开关模式电源(SMPS)器件采用D-CAP3模式控制,能够提供快速瞬态响应,并同时支持专用聚合物等低等效串联电阻(ESR)输出电容器和超低ESR陶瓷电容器(无需外部补偿组件)。
TPS563249采用强制连续导通模式(FCCM)运行,在轻载工作期间保持固定的1.4MHz开关频率,并可消除系统干扰.TPS563249采用6引脚1.6mm×2.9mm SOT(DDC)封装,额定结温范围为-40°C至125°C。
所有商标均为其各自所有者的财产。
| 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 |
| TPS563249 | TPS561208 | TPS562208 | TPS563208 | TPS564208 | TPS565208 |
|---|---|---|---|---|---|
| 4.5 | 4.5 | 4.5 | 4.5 | 4.5 | 4.5 |
| 17 | 17 | 17 | 17 | 17 | 17 |
| 0.6 | 0.76 | 0.76 | 0.76 | 0.76 | 0.76 |
| 7 | 7 | 7 | 7 | 7 | 7 |
| 3 | 1 | 2 | 3 | 4 | 5 |
| 1 | 1 | 1 | 1 | 1 | 1 |
| 1400 | 580 | 580 | 580 | 500 | 500 |
| 1400 | 580 | 580 | 580 | 600 | 500 |
| 0.26 | 0.4 | 0.4 | 0.4 | 0.4 | 0.6 |
| Enable Forced Pulse Width Modulation (FPWM) Mode Over Current Protection Pre-Bias Start-Up Synchronous Rectification UVLO Fixed | Enable Forced Pulse Width Modulation (FPWM) Mode Synchronous Rectification | Enable Forced Pulse Width Modulation (FPWM) Mode Synchronous Rectification | Enable Forced Pulse Width Modulation (FPWM) Mode Synchronous Rectification | Enable Forced Pulse Width Modulation (FPWM) Mode Synchronous Rectification | Enable Forced Pulse Width Modulation (FPWM) Mode Synchronous Rectification |
| D-CAP3 | D-CAP2 | D-CAP2 | D-CAP2 | D-CAP2 | D-CAP2 |
| 80 | 80 | 80 | 80 | 80 | |
| -40 to 125 | -40 to 85 | -40 to 125 | -40 to 125 | -40 to 125 | -40 to 125 |
| Catalog | Catalog | Catalog | Catalog | Catalog | Catalog |
| SOT-23-THIN | SOT-23-THIN | SOT-23-THIN | SOT-23-THIN | SOT-23-THIN | SOT-23-THIN |