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TLV62095器件是一款高频同步降压转换器,经优化具有小解决方案尺寸和高效率两大优点,非常适合电池供电类应用。为了最大限度地提高效率,该转换器以1.4MHz的标称开关频率在脉宽调制(PWM)模式下工作,并且会在轻负载电流条件下自动进入节能工作模式。在分布式电源和负载点稳压应用中,该器件允许对其他电压轨的电压进行跟踪,并且允许采用介于10μF至150μF范围内甚至更高的输出电容。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,可由独立电源供电运行,也可在跟踪配置下运行。通过配置EN和PG引脚还可实现电源排序。在节能模式下,该器件静态工作电流的典型值为20μA。在整个负载电流范围内,自动进入省电模式并且以无方式保持高效。
该器件采用3mm x 3mm的16引脚超薄四方扁平无引线(VQFN)封装。
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 |
| TLV62095 | TLV62084A | TLV62085 | TPS62080 | TPS62097 | TPS62480 |
|---|---|---|---|---|---|
| 2.5 | 2.7 | 2.5 | 2.3 | 2.5 | 2.4 |
| 5.5 | 6 | 6 | 6 | 6 | 5.5 |
| 0.8 | 0.5 | 0.8 | 0.5 | 0.8 | 0.6 |
| 5.5 | 4 | 6 | 4 | 6 | 5.5 |
| 4 | 2 | 3 | 1.2 | 2 | 6 |
| 1 | 1 | 1 | 1 | 1 | 1 |
| 1400 | 2000 | 2400 | 2000 | 1500 | 2000 |
| 1400 | 2000 | 2400 | 2000 | 2500 | 2500 |
| 0.02 | 0.03 | 0.017 | 0.0065 | 0.04 | 0.023 |
| Enable Light Load Efficiency Output Discharge Power Good Pre-Bias Start-Up Synchronous Rectification Tracking | Enable Light Load Efficiency Output Discharge Power Good Pre-Bias Start-Up Synchronous Rectification UVLO Fixed | Enable Light Load Efficiency Load Disconnect Output Discharge Over Current Protection Power Good Pre-Bias Start-Up Synchronous Rectification UVLO Fixed | Enable Light Load Efficiency Load Disconnect Output Discharge Power Good Pre-Bias Start-Up Synchronous Rectification | Enable Forced Pulse Width Modulation (FPWM) Mode Light Load Efficiency Output Discharge Power Good Pre-Bias Start-Up Synchronous Rectification Tracking | 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 | Constant on-time (COT) DCS-Control | Constant on-time (COT) DCS-Control | Constant on-time (COT) DCS-Control | Constant on-time (COT) DCS-Control | Current Mode |
| 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 | WSON | VSON-HR | WSON | VQFN-HR | VQFN-HR |