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LM317CM View Datasheet(PDF) - Vishay Semiconductors

Part Name
Description
Manufacturer
LM317CM Datasheet PDF : 6 Pages
1 2 3 4 5 6
Ratings and
Characteristic Curves (TA = 25°C unless otherwise noted)
LM317
Vishay
formerly General Semiconductor
Fig. 11 Ripple Rejection
vs. Output Voltage
100
CAdj = 10µF
80
Without CAdj
60
Fig. 12 Ripple Rejection
vs. Output Current
140
120
100
CAdj = 10µF
80
40
20
0
0
100
VI -- Vo = 5V
IL = 500mA
f = 120HZ
TJ = 25°C
5 10 15 20 25 30 35 40
Vo -- Output Voltage (V)
Fig. 13 Ripple Rejection
vs. Frequency
80
60
40
20
0
10
Without CAdj
CAdj = 10µF
IL = 500mA
VI = 15V
Vo = 10V
TJ = 25°C
100
1K
10K
100K
1M
f -- Frequency (Hz)
60
Without CAdj
40
VI = 15V
Vo = 10V
20
f = 120HZ
TJ = 25°C
0
0.01
0.1
1
10
Io -- Output Current (A)
Fig. 14 Output Impedance
101
VI = 15V
Vo = 10V
100
IL = 500mA
TJ = 25°C
10--1
10--2
Without CAdj
CAdj = 10µF
10--3
10
100
1K
10K
100K
1M
f -- Frequency (Hz)
Fig. 15 Line Transient Response
1.5
1.0
CL = 1µF CAdj = 10µF
0.5
0
--0.5
--1.0
--1.5
1.0
0.5
Vo = 10V
IL = 50mA
TJ = 25°C
CL = 0
Without CAdj
VI
0
0
10
20
30
40
t -- Time (µs)
Document Number 74809
30-Oct-02
Fig. 16 Load Transient Response
3
2
1 CL = 1µF CAdj = 10µF
0
--1
--2
--3
CL = 0 Without CAdj
VI = 15V
Vo = 10V
1.5
INL = 50mA
TJ = 25°C
1.0
IL
0.5
0
0
10
20
30
40
t -- Time (µs)
www.vishay.com
5
 

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