LM317(2001) 데이터 시트보기 (PDF) - Vishay Semiconductors
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LM317 Datasheet PDF : 6 Pages
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Part Number
Vishay Semiconductor
Ratings and
Characteristic Curves (TA = 25°C unless otherwise noted)
Fig. 5 – Load Regulation
0.6
0.4
0.2
0
IL = 0.5A
--0.2
--0.4
--0.6
--0.8
VI = 15V
Vo = 10V
IL = 1.5A
--1.0
--75 --50 --25 0 25 50 75 100 125 150 175
Fig. 6 – Current Limit
4
3
TJ = 25°C
2
TJ = 150°C
1
TJ = --55°C
0
0
10
20
30
40
Fig. 7 – Adjustment Pin Current
75
70
65
60
55
50
45
40
35
--75 --50 --25 0 25 50 75 100 125 150 175
Fig. 8 – Dropout Voltage
3.0
∆Vo = 100mV
2.5
IL = 1.5A
2.0
IL = 1.0A
IL = 500mA
1.5
IL = 20mA
IL = 200mA
1.0
--75 --50 --25 0 25 50 75 100 125 150 175
Fig. 9 – Temperature Stability
1.260
1.250
1.240
1.230
1.220
--75 --50 --25 0 25 50 75 100 125 150 175
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4
Fig. 10 – Minimum Operating Current
5.0
4.5
4.0
TJ = 25°C
3.5
TJ = --55°C
TJ = 150°C
3.0
2.5
2.0
1.5
1.0
0.5
0
0
10
20
30
40
50
Document Number 74809
29-Nov-01
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