LM317T (KA317)
ABSOLUTE MAXIMUM RATINGS
(T
A
= +25°C, unless otherwise specified)
Characteristic
Input-Output Voltage Differential
Lead Temperature
Power Dissipation
Operating Temperature Range
Storage Temperature Range
Temperature Coefficient of Output Voltage
Symbol
V
I
- V
O
T
LEAD
P
D
T
OPR
T
STG
V
O
/T
Value
40
230
Internally limited
0 ~ +125
-65 ~ +125
0.02
Unit
V
°C
W
°C
°C
%/°C
ELECTRICAL CHARACTERISTICS
(V
I
- V
O
= 5V, I
O
= 0.5A, 0°C
≤
T
J
≤
+125°C, I
MAX
= 1.5A, P
MAX
= 20W, unless otherwise specified)
Characteristic
Line Regulation
Load Regulation
Symbol
Rline
Rload
Test Conditions
T
A
= +25°C
3V
≤
V
I
- V
O
≤
40V
3V
≤
V
I
- V
O
≤
40V
T
A
= +25°C, 10mA
≤
I
O
≤
I
MAX
V
O
< 5V
V
O
≥
5V
10mA
≤
I
O
≤
I
MAX
V
O
< 5V
V
O
≥
5V
Adjustable Pin Current
Adjustable Pin Current Change
I
ADJ
∆
I
ADJ
3V
≤
V
I
- V
O
≤
40V
10mA
≤
I
O
≤
I
MAX
P
≤
P
MAX
3V
≤
V
IN
- V
OUT
≤
40V
10mA
≤
I
O
≤
I
MAX
P
D
≤
P
MAX
V
I
- V
O
= 40V
V
I
- V
O
≤
15V, P
D
≤
P
MAX
V
I
- V
O
≤
40V, P
D
≤
P
MAX
, T
A
= 25°C
T
A
= +25°C, 10Hz
≤
f
≤
10KHz
V
O
= 10V, f = 120Hz
without C
ADJ
C
ADJ
= 10µF
T
A
= +25°C for end point
measurements, 1000HR
1.0
1.20
Min
Typ
0.01
0.02
18
0.4
40
0.8
46
2.0
Max
0.04
0.07
25
0.5
70
1.5
100
5
Unit
%/V
%/V
mV
%/V
O
mV
%/V
O
µA
µA
Reference Voltage
V
REF
1.25
1.30
V
Temperature Stability
Minimum Load Current to
Maintain Regulation
Maximum Output Current
RMS Noise, % of V
OUT
Ripple Rejection
ST
t
L
(MIN)
I
O(MAX)
e
N
RR
0.7
3.5
2.2
0.3
0.003
60
75
0.3
5
12
%/V
O
mA
A
0.01
%/V
O
dB
66
Long-Term Stability, T
J
= T
HIGH
Thermal Resistance Junction to
Case
*
ST
R
θ
JC
1
%
°C/W
Load and line regulation are specified at constant junction temperature. Change in V
D
due to heating effects must be taken into account separately. Pulse testing
with low duty is used. (P
MAX
= 20W)
©2000 Fairchild Semiconductor International
Rev. B, May 2000
FAIRCHILD [ FAIRCHILD SEMICONDUCTOR ]
