參數(shù)資料
型號(hào): LP2951CS-L-5-0
元件分類(lèi): 基準(zhǔn)電壓源/電流源
英文描述: 100mA Low Dropout Voltage Regulators
中文描述: 100mA的低壓差穩(wěn)壓器
文件頁(yè)數(shù): 6/15頁(yè)
文件大小: 773K
代理商: LP2951CS-L-5-0
Mar8-07 Rev E LP2950-5 Low Dropout Linear Regulator
2007 Sipex Corporation
LP2951 Feedback Bias Current
B
-30
-75
TEMPEATURE (oC)
-50
0
50 75 100
150
-20
-10
0
10
20
-25
25
125
LP2951 Feedback Pin Current
F
μ
A
-150
-250
-2.0
-0.5
1.0
FEEDBACK VOLTAGE (V)
-200
-100
-50
0
50
-1.5 -1.0
0
0.5
T
A
= 25oC
T
A
= 55oC
TA=1 25oC
PIN 7 DRIVEN BY EXTERNAL
SOURCE (REGULATOR RUN
OPEN LOOP)
LP2951 Minimum Operating Voltage
TEMPERATURE
M
2.3
2.1
1.9
1.7
-75
0
75
150
-50 -25
25 50
100 125
Load Transient Response
250
100
-50
100
μ
A
0
1
2
3
4
5
TIME (ms)
L
C
~
mA
-100
0
50
150
200
C
L
= 1
μ
F
V
OUT
= 5V
100
Load Transient Response
80
20
-40
100
μ
A
0
4
8
12
16
20
TIME (ms)
L
C
100
μ
A
-60
-20
0
40
60
C
L
= 10
μ
F
V
OUT
= 5V
~
LP2950 Maxium Rated Output
O
120
80
0
0
10
20
30
INPUT VOLTAGE (V)
25
15
5
T
A
= 85 oC
T
A
=25 oC
T
JMAX
= 125 oC
0.25" LEADS SOLDERED
TO PC BOARD
TO-92 PACKAGE
100
60
40
20
Vout=5V
LP2950 Maxium Rated Output Current
O
120
100
60
40
0
INPUT VOLTAGE (V)
80
20
0
5
10
15
20
25
30
T
JMAX
= 125o C
V
OUT
= 5V
T
A
= 25oC
T
A
= 50oC
T
A
= 85oC
M8-PIN
TO PC BOARD
DIP SOLDERED
Enable Transient
7
6
4
-100
0 100 200 300 400 500 600 700
TIME (us)
S
P
3
2
1
0
2
-2
0
5
OUT
= 5V
V
IN
= 8V
V
I
L
= 10mA
LP2951 Divider Resistance
P
)
400
200
100
0
-75
0
75
150
TEMPERATURE (oC)
-50 -25
25
50
100 125
300
C
L
= 1
μ
F
C
L
= 10
μ
F
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