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LP2950-30LPRE3 数据手册 - TI（德州仪器）
制造商:
TI（德州仪器）
分类:
稳压芯片
封装:
TO-92-3
描述:
具有关断功能可调节微功耗电压稳压器 ADJUSTABLE MICROPOWER VOLTAGE REGULATORS WITH SHUTDOWN
Pictures:
3D模型
符号图
焊盘图
引脚图
产品图
页面导航:
引脚图在P3Hot
典型应用电路图在P16P17P18
原理图在P12P13
封装尺寸在P20P21P23P24P31
焊盘布局在P32
标记信息在P20P21
封装信息在P19P20P21P22P23P24
技术参数、封装参数在P4P5P33
应用领域在P1
电气规格在P5P6
导航目录
LP2950-30LPRE3数据手册
Page:
of 34 Go
若手册格式错乱，请下载阅览PDF原文件
0
0.25
0.5
0.75
1
1.25
1.5
1.75
2
0 0.1 0.2 0.3 0.4 0.5 0.6 0.7 0.8 0.9
V
OL
– Output Low Voltage – V
I
SINK
– Sink Current – mA
T = 125
A
T = 25
A
T = –40
A
Input Voltage
2 V/div
Output Voltage
80 mV/div
-20
-15
-10
-5
0
5
10
15
20
25
30
-55 -30 -5 20 45 70 95 120 145
T
A
– Temperature – °C
FEEDBACK Bias Current – nA
0
1
2
3
4
5
6
7
8
0 1 2 3 4 5 6 7 8
V
IN
– Input Voltage – V
ERROR Output – V
50-k resistorto
external5-Vsupply
W
50-k resistor
toV
W
OUT
1.6
1.65
1.7
1.75
1.8
1.85
1.9
1.95
2
-40 -25 -10 5 20 35 50 65 80 95 110 125
T
A
– Temperature – °C
Minimum Operating Voltage – V
0
50
100
150
200
250
300
350
400
0.0001 0.001 0.01 0.1
I
O
– Output Current – A
(V
IN
– V
OUT
) – Dropout Voltage – mV
LP2950
,
LP2951
www.ti.com
SLVS582I –APRIL 2006–REVISED NOVEMBER 2014
Typical Characteristics (continued)
Figure 13. Dropout Voltage vs Dropout Current
Figure 14. LP2951 Minimum Operating Voltage vs
Temperature
Figure 16. LP2951 ERROR Comparator Output vs
Figure 15. LP2951 FEEDBACK Bias Current vs Temperature
Input Voltage
Figure 18. Line Transient Response vs Time
Figure 17. LP2951 ERROR Comparator Sink Current vs
Output Low Voltage
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