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TPS61045器件是一款高频升压转换器,具有数字可编程输出电压和真正关断功能。在关闭期间,通过打开内部输入开关将输出与输入断开。这允许显示器的受控上电和断电排序。通过向CTRL引脚施加逻辑信号,可以在数字步骤中增加或减少输出电压。输出电压范围以及输出电压步长可通过反馈分压网络进行编程。 TPS61045器件具有高达1 MHz的高开关频率,允许使用小型外部元件,并与小型8引脚VSON封装一起实现最小的系统解决方案尺寸。
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 |
Duty Cycle (Max) (%) |
Operating Temperature Range (C) |
Rating |
Package Group |
TPS61045 | TPS61040 | TPS61041 | TPS61046 | TPS61096A |
---|---|---|---|---|
1.8 | 1.8 | 1.8 | 1.8 | 1.8 |
6 | 6 | 6 | 5.5 | 5.5 |
1.8 | 1.8 | 1.8 | 4.5 | 4.5 |
28 | 28 | 28 | 28 | 28 |
0.4 | 0.25 | 0.9 | 0.5 | |
1 | 1 | |||
850 | ||||
1000 | 1000 | 1000 | 1250 | |
0.04 | 0.028 | 0.028 | 0.11 | 0.001 |
Enable Load Disconnect | Enable | Enable | Enable Light Load Efficiency Load Disconnect | Adjustable Current Limit Enable Light Load Efficiency |
88 | 88 | 88 | 90 | 90 |
-40 to 85 | -40 to 85 | -40 to 85 | -40 to 85 | -40 to 85 |
Catalog | Catalog | Catalog | Catalog | Catalog |
SON | SOT-23 SOT-23-THIN WSON | SOT-23 WSON | DSBGA | WSON |