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TPS62095器件是一款高频同步降压转换器,此转换器针对小解决方案尺寸,高效率进行了优化并适合于电池供电类应用。为了最大限度地提升效率,此转换器以1.4MHz的标称开关频率运行在脉宽调制(PWM)模式下并在轻负载电流时自动进入省电运行模式。当被用于分布式电源和负载点稳压时,此器件允许到其它电压轨的电压跟踪和可耐受高达150μF甚至更高的输出电容器。通过使用DCS-Control™技术,此器件可实现出色的负载静态性能以及精确的输出电压调节。
输出电压启动斜坡由软启动引脚控制,从而允许作为独立电源或者在跟踪配置下的运行。通过配置EN和PG引脚还可实现电源排序。在省电模式下,此器件运行时的静态电流典型值为20μA。在整个负载电流范围内,自动进入省电模式并且无缝保持高效率。
所有商标均为其各自的商标。拥有者。
| 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 |
| TPS62095 | TPS62180 | TPS62480 |
|---|---|---|
| 2.5 | 4 | 2.4 |
| 5.5 | 15 | 5.5 |
| 0.8 | 0.9 | 0.6 |
| 5.5 | 6 | 5.5 |
| 4 | 6 | 6 |
| 1 | 1 | 1 |
| 1400 | 1000 | 2000 |
| 1400 | 2000 | 2500 |
| 0.02 | 0.03 | 0.023 |
| Enable Light Load Efficiency Output Discharge Power Good Pre-Bias Start-Up Synchronous Rectification Tracking | Enable Light Load Efficiency Phase Interleaving Power Good Synchronous Rectification | Dynamic Voltage Scaling Enable Forced Pulse Width Modulation (FPWM) Mode Light Load Efficiency Output Discharge Over Current Protection Phase Interleaving Power Good Pre-Bias Start-Up Synchronous Rectification Tracking UVLO Fixed Voltage Margining |
| Constant on-time (COT) DCS-Control | Current Mode | Current Mode |
| 100 | 100 | 100 |
| -40 to 85 | -40 to 125 | -40 to 125 |
| Catalog | Catalog | Catalog |
| VQFN | DSBGA | VQFN-HR |