参数资料
型号: LT1120IS8#TR
厂商: Linear Technology
文件页数: 9/12页
文件大小: 0K
描述: IC REG LDO ADJ 125MA 8SOIC
标准包装: 2,500
稳压器拓扑结构: 正,可调式
输出电压: 2.5 V ~ 35.15 V
输入电压: 4.5 V ~ 36 V
电压 - 压降(标准): 0.4V @ 125mA
稳压器数量: 1
电流 - 输出: 125mA(最小)
工作温度: -40°C ~ 100°C
安装类型: 表面贴装
封装/外壳: 8-SOIC(0.154",3.90mm 宽)
供应商设备封装: 8-SOIC
包装: 带卷 (TR)
LT1120
TYPICAL APPLICATIO S
5V Regulator
Regulator with Improved Transient Response
V IN > 5.2V
I Q = 40 μ A
5
V IN
V OUT
4
5V
V IN > 5.2V
5
V IN
V OUT
4
5V
+
10 μ F
LT1120
FB
2
0.001 μ F
1M
+
25 μ F
LT1120
FB
2
0.001 μ F
1M
+
25 μ F
GND
GND
0.001 μ F
1
1M
1
22k
1M
1120 TA06
Battery-Backup Regulator
V OUT
5V
1120 TA07
BATTERY
INPUT
5
V IN
LT1120
V OUT
4
0.001 μ F
1M
+
10 μ F
4
V OUT
LT1120
V IN
5
MAIN
POWER
INPUT
GND
1
FB
2
50k
2
FB
GND
1
1M
INTERNAL PARASITIC
DIODES OF LT1120
1120 TA08
V IN
V OUT
5V Regulator with Feedback Shutdown
V IN > 5.2V
I Q = 40 μ A
5
V IN
LT1120
V OUT
4
0.001 μ F
1M
+
5V
OUT
10 μ F
GND
1
FB
2
1M
2N3904*
NC
* TRANSISTOR USED BECAUSE OF LOW LEAKAGE CHARACTERISTICS.
LOGIC
INPUT
1120 TA09
TO TURN OFF THE OUTPUT OF THE LT1120 FORCE FB (PIN 2) > 2.5V.
1120fd
9
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