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EUP7967A-12VIR1 参数 Datasheet PDF下载

EUP7967A-12VIR1图片预览
型号: EUP7967A-12VIR1
PDF下载: 下载PDF文件 查看货源
内容描述: 300mA低压噪声低压降线性稳压器 [300mA Low-Noise Low-Dropout Linear Regulator]
分类和应用: 稳压器
文件页数/大小: 9 页 / 202 K
品牌: EUTECH [ EUTECH MICROELECTRONICS INC ]
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EUP7967A
Adjustable Operation
The adjustable version of the EUP7967A has an output
voltage range of 1.2V to 4.5V. The output voltage of the
EUP7967A adjustable regulator is programmed using an
external resistor divider as shown in Figure3. The output
voltage is calculated using:
V
=
V
O
ref
×
(1
+
R
1
R
2
)
Where:
Vref= 1.2V typ. (the internal reference voltage)
Utilize the following equation for adjusting the output to
a particular voltage:
V
R
=
R
2
O
1
1
1.2V
Choose R2=50k to optimize accuracy, power supply
rejection, noise and power consumption.
Figure3. Adjustable Regulator with Resistors
DS7967A Ver 1.4
Sep. 2007
8