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LM317M
3-TERMINAL ADJUSTABLE REGULATOR
SLVS297M 鈥?APRIL 2000 鈥?REVISED OCTOBER 2005
TYPICAL CHARACTERISTICS
LINE REGULATION
vs
TEMPERATURE
1.00
0.90
鈭哣
O
鈭?Output Voltage Change 鈭?%
0.80
0.70
0.60
0.50
0.40
0.30
0.20
0.10
0
0
25
50
75
100
125
V
I
= 4.25 V to 41.25 V
V
O
= V
ref
I
L
= 10 mA
0.20
0.15
鈭哣
O
鈭?Output Voltage Change 鈭?%
0.10
0.05
0.00
鈭?.05
鈭?.10
鈭?.15
鈭?.20
鈭?.25
鈭?.30
鈭?.35
鈭?.40
0
25
50
75
100
125
T
J
鈭?Temperature 鈭?/div>
掳C
V
I
= 10 V
V
O
= 5 V
I
L
= 10 mA to 40 mA
V
I
= 45 V
V
O
= 5 V
I
L
= 10 mA to 100 mA
LOAD REGULATION
vs
TEMPERATURE
T
J
鈭?Temperature 鈭?/div>
掳C
Figure 1.
ADJUST TERMINAL CURRENT
vs
TEMPERATURE
55
53
ADJUST Terminal Current 鈭?/div>
碌A
51
V
ref
鈭?Reference Voltage 鈭?V
I
L
= 100 mA
49
47
45
43
41
39
37
35
0
25
50
75
100
125
I
L
= 10 mA
1.250
1.245
1.240
1.235
1.230
1.225
1.220
V
I
= 6.25 V
V
O
= V
ref
1.260
1.255
V
I
= 4.25 V
V
O
= V
ref
I
L
= 10 mA
Figure 2.
TEMPERATURE STABILITY
vs
TEMPERATURE
T
J
鈭?Temperature 鈭?/div>
掳C
0
25
50
75
100
125
T
J
鈭?Temperature 鈭?掳C
Figure 3.
Figure 4.
3
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