www.ti.com
LM317M
3-TERMINAL ADJUSTABLE REGULATOR
SLVS297M – APRIL 2000 – REVISED OCTOBER 2005
TYPICAL CHARACTERISTICS
LINE REGULATION
vs
TEMPERATURE
1.00
0.90
∆V
O
− Output Voltage Change − %
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
∆V
O
− Output Voltage Change − %
0.10
0.05
0.00
−0.05
−0.10
−0.15
−0.20
−0.25
−0.30
−0.35
−0.40
0
25
50
75
100
125
T
J
− Temperature −
°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
− Temperature −
°C
Figure 1.
ADJUST TERMINAL CURRENT
vs
TEMPERATURE
55
53
ADJUST Terminal Current −
µA
51
V
ref
− Reference Voltage − 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
− Temperature −
°C
0
25
50
75
100
125
T
J
− Temperature − °C
Figure 3.
Figure 4.
3
TI [ TEXAS INSTRUMENTS ]
