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LP2950 数据表(PDF) 5 Page - Sipex Corporation

部件名 LP2950
功能描述  100mA Low Dropout Voltage Regulators
PDF  15 Pages
Scroll/Zoom Zoom In 100%  Zoom Out
制造商  SIPEX [Sipex Corporation]
网页  http://www.sipex.com
标志 SIPEX - Sipex Corporation

LP2950 数据表(HTML) 5 Page - Sipex Corporation

  LP2950_07 Datasheet HTML 1Page - Sipex Corporation LP2950_07 Datasheet HTML 2Page - Sipex Corporation LP2950_07 Datasheet HTML 3Page - Sipex Corporation LP2950_07 Datasheet HTML 4Page - Sipex Corporation LP2950_07 Datasheet HTML 5Page - Sipex Corporation LP2950_07 Datasheet HTML 6Page - Sipex Corporation LP2950_07 Datasheet HTML 7Page - Sipex Corporation LP2950_07 Datasheet HTML 8Page - Sipex Corporation LP2950_07 Datasheet HTML 9Page - Sipex Corporation Next Button
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5
Mar8-07 Rev E
LP2950-5 Low Dropout Linear Regulator
© 2007 Sipex Corporation
LP2951 Comparator Sink Current
2.5
1.5
OUTPUT LOW VOLTAGE (V)
2.0
1.0
0.5
0.0
0.0 0.1 0.2 0.3 0.4 0.5 0.6 0.7 0.8 0.9
T
A = -55ºC
T
A = 25ºC
TA = 125ºC
Line Transient Response
TIME(µs)
100
0
200
400
600
800
4V
6V
8V
-50
0
50
~~
mV
mV
mV
C
L= 1 µF
I
L= 1mA
V
OUT = 5V
Error Comparator Output
8
6
0
INPUT VOLTAGE (V)
4
2
0
-2
1
2
3
4
5
V
OUT = 5V
PULLUP RESISTOR TO
SEPARATE 5V SUPPLY
HYSTERESIS
Output Impedance
10
0.5
0.1
0.02
10
100
1K
10K
100K
1M
FREQUENCY (Hz)
5
0.2
0.05
0.01
1
2
I
O= 100mA
I
O= 100 µA
I
O= 1mA
V
OUT = 5V
C
L= 1 µF
Ripple Rejection
90
70
60
40
101
102
103
104
105
106
FREQUENCY (Hz)
80
50
20
30
I
L= 100 µA
I
L= 0
C
L= 1 µF
V
IN= 6V
V
OUT = 5V
Ripple Rejection
FREQUENCY (Hz)
106
103
102
101
90
80
70
60
50
20
40
30
104
105
I
L = 10mA
I
L = 1mA
C
L= 1µF
V
IN= 6V
V
OUT = 5V
Drop-Out Voltage
600
400
300
50
-75 -50 -25 0 25 50 75 100 125 150
TEMPERATURE (ºC)
500
100
0
I
L= 100mA
I
L= 100 µA
~
~
Drop-Out Voltage
T
J = 25ºC
OUTPUT CURRENT
100mA
10mA
1mA
100µA
500
400
300
200
100
0
Short Circuit Current
170
150
130
110
-75 -50 -25 0 25 50 75 100 125 150
TEMPERATURE (ºC)
160
140
120
110

   



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