參數(shù)資料
型號: LP2950ACZ-3.0G
廠商: ON SEMICONDUCTOR
元件分類: 基準電壓源/電流源
英文描述: 100 mA, Low Power Low Dropout Voltage Regulator
中文描述: 3 V FIXED POSITIVE LDO REGULATOR, 0.45 V DROPOUT, PBCY3
封裝: LEAD FREE, PLASTIC, TO-92, 3 PIN
文件頁數(shù): 8/24頁
文件大?。?/td> 204K
代理商: LP2950ACZ-3.0G
LP2950, LP2951, NCV2951
http://onsemi.com
8
1
0
100
100
4.0
40
1.8
1.0
80
Vo
V
in
, INPUT VOLTAGE (V)
V
f, FREQUENCY (Hz)
S
t, TEMPERATURE (
°
C)
R
f, FREQUENCY (Hz)
T
A
= 25
°
C
C
L
= 1.0
F
V
in
= 6.0 V
V
out
= 5.0 V
C
L
= 1.0 F
μ
C
L
= 100 F
I
L
= 0.1 mA
I
L
= 100 mA
T
A
= 25
°
C
V
O
= 5.0 V
LP2951C
Output Off"
Output On"
T
A
= 25
°
C
LP2951CN
60
40
20
0
3.0
2.0
1.0
0
80
60
40
20
0
1.4
1.0
0.8
1.2
1.6
10
100
1.0 k
10 k
100 k
1.0 k
10 k
100 k
20
40
80
120
160
5.0
15
25
35
40
10
20
30
60
100
140
20
0
T
A
= 75
°
C
4.0
2.0
0
2.0
4.0
6.0
O
0.01
0.1
10
100
1000
10000
0
10
20
30
40
50
60
70
80
90
100
Output Current (mA)
E
Unstable Region
Stable Region
Unstable Region for 0.1 F capacitor only
100 F
0.1 F
V
out
= 5 V
Lower unstable region is for 0.1 F only.
1 F and 100 F show no instability with low ESR values.
0
200
L
t, TIME (ms)
Figure 12. Load Transient Response
4
2.5
0.5
1.5
2
3
3.5
1
150
100
0
50
50
V
out
I
Load
O
0
200
200
400
400
C
L
= 1.0 F
V
out
= 5.0 V
I
L
= 400 A to 75 mA
T
A
= 25
°
C
Figure 13. Ripple Rejection
Figure 14. Output Noise
Figure 15. Shutdown Threshold Voltage
versus Temperature
Figure 16. Maximum Rated
Output Current
Figure 17. Output Stability versus Output Capacitor
Change
相關PDF資料
PDF描述
LP2950CN-33 100mA LOW DROPOUT VOLTAGE REGULATOR
LP2950AT-3.0 100 mA Low Dropout Voltage Regulators
LP2950CT-3.0 100 mA Low Dropout Voltage Regulators
LP2950AS 100 mA Low Dropout Voltage Regulators
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