參數(shù)資料
型號(hào): 01F2160
英文描述: IC-VOLTAGE REG +3V
中文描述: 集成電路3V的電壓退訂
文件頁(yè)數(shù): 13/16頁(yè)
文件大?。?/td> 342K
代理商: 01F2160
LP2950
http://onsemi.com
6
R
L
DROPOUT
VOL
TAGE
(mV)
=
50
T, TEMPERATURE (
°C)
0
200
0
8.0
–50
550
–100
7.0
4.70
5.0
0.1
400
LOAD
CURRENT
(mA)
t, TIME (ms)
,INPUT
VOL
TAGE
(V)
t, TIME (
s)
SHUTDOWN
AND
OUTPUT
VOL
TAGE
(V)
t, TIME (
s)
,OUTPUT
VOL
TAGE
(V)
Vin, INPUT VOLTAGE (V)
DROPOUT
VOL
TAGE
(mV)
Figure 5. Dropout Voltage versus
Output Current
IO, OUTPUT CURRENT (mA)
Figure 6. Dropout Voltage versus Temperature
Figure 7. Error Comparator Output
Figure 8. Line Transient Response
Figure 9. LP2951 Enable Transient
Figure 10. Load Transient Response
1.0
10
100
0
50
100
150
4.74
4.78
4.82
4.86
100
200
300
4.90
400
500
600
700
800
0
100
200
300
400
250
50
150
200
300
350
100
300
200
0
500
450
400
300
7.5
7.0
6.5
6.0
5.5
4.0
3.0
1.0
0
5.0
3.0
1.0
–1.0
150
100
0
–50
50
RL = 50
Vin Decreasing
Vin Increasing
Vin
Vout
RL = 50 k
TA = 25°C
CL = 1.0 F
IL = 1.0 mA
VO = 5.0 V
CL = 1.0 F
Vout = 5.0 V
TA = 25°C
Vout
ILoad
TA = 25°C
IL = 10 mA
Vin = 8.0 V
Vout = 5.0 V
CL = 10 F
Shutdown Input
350
R
L
DROPOUT
VOL
TAGE
(mV)
=
50
k
55
50
45
40
30
35
350
250
150
100
2.0
OUTPUT
VOL
TAGE
CHANGE
(mV)
4.0
2.0
0
– 2.0
– 6.0
– 4.0
OUTPUT
VOL
TAGE
CHANGE
(mV)
0
– 200
200
400
– 400
6.0
4.0
2.0
0
50
V
in
V
out
CL = 1.0 F
TA = 25°C
LP2951C
RL = 330 k
TA = 25°C
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