参数资料
型号: AP1122YL-13
厂商: Diodes Inc
文件页数: 2/11页
文件大小: 0K
描述: IC REG LDO 1.2V 1A SOT89-3
标准包装: 2,500
稳压器拓扑结构: 正,固定式
输出电压: 1.2V
输入电压: 最高 12V
稳压器数量: 1
电流 - 输出: 1A(最小值)
电流 - 限制(最小): 1.1A
工作温度: 0°C ~ 125°C
安装类型: 表面贴装
封装/外壳: TO-243AA
供应商设备封装: SOT-89-3
包装: 带卷 (TR)
AP1122
1A LOW DROPOUT POSITIVE REGULATOR
Typical Application Circuit
2.5V
C1
100uF
V IN
Pin Descriptions
V OUT
GND
Tab is V OUT
C2
100uF
1.2V/1A
Pin Name
GND
V OUT
I/O
I
O
Pin #
1
2
Description
Ground Pin
The output of the regulator. A minimum of 10uF capacitor (0.15 ? ≤ ESR ≤ 20 ? )
must be connected from this pin to ground to insure stability.
The input pin of regulator. Typically a large storage capacitor is connected from
V IN
I
3
this pin to ground to insure that the input voltage does not sag below the
minimum dropout voltage during the load transient response.
Functional Block Diagram
V IN
3
2
V OUT
+
Thermal
+
CURRENT
LIMIT
+
1.2V
+
Shutdown
AP1122
Document number: DS31012 Rev. 9 - 2
2 of 11
1
GND
May 2010
? Diodes Incorporated
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