LM317CM Vishay, LM317CM Datasheet - Page 2

• Manufacturer Part Number: LM317CM
• Description: 3-terminal Adjustable Output Positive Voltage Regulators
• Manufacturer: Vishay

Part Number
Vishay Semiconductor
www.vishay.com
2
Electrical Characteristics – LM317
V
Parameter
Line Regulation
3.0V
Load Regulation
T
Load Regulation
10mA
Thermal Regulation
Adjustment Pin Current
Adjustment Pin Current Change
Reference Voltage
Temperature Stability
Min. Load Current to Maintain Regulation
Maximum Output Current
RMS Noise, % of V
Ripple Rejection
Long-Term Stability (after 1000 hr)
Thermal Resistance Junction to Case
Notes:
(1) T
(2) I
(3) Load and line regulation are specified at constant junction temperature. Changes in V
(4) Selected devices with tightened tolerance reference voltage available.
(5) C
(6) Since Long-Term Stability cannot be measured on each device before shipment, this specification is an engineering estimate of average stability from lot to lot.
i
J
-V
Pulse testing with low duty cycle is used.
= 25°C, 10mA
max
low
Adj
o
, when used, is connected between the addjustment pin and ground.
= 0°C T
= 1.5A P
= 5V, I
V
I
I
o
– V
o
1.5A
o
high
= 0.5A, T
max
(Fig. 1)
= 125°C
40V
(Fig. 2)
(Fig. 2)
(Fig. 4)
: TO-220 = 2W, TO-263 = 2W
(Fig. 3)
o
I
o
(3)
(Fig. 3)
(3)
(3)
J
1.5A
(Fig. 3)
(4)
= T
(Fig. 3)
low to
T
Fig. 3
high
(see Note 1), I
(Fig. 3)
REG
REG
REG
Symbol
REG
I
R
I
V
I
Lmin
RR
max
T
max
Adj
I
N
S
Adj
ref
S
therm
JC
load
load
line
and P
T
T
V
Endpoint Measurements
max
J
T
J
V
I
2.5V
= 25°C, 10H
T
J
= 125°C
– V
3V
o
J
10mA
10mA
= 25°C, 20ms Pulse
T
T
= 10V, f = 120H
per Note 2, unless otherwise noted.
= 0°C thru 125°C
o
V
V
low
low
o
C
Conditions
due to heating effects must be taken into account separately.
I
I
T
= 40V, T
Adj
V
– V
V
V
V
– V
A
V
V
I
o
o
o
o
(6)
= 25°C
I
– V
T
T
= 10 F
o
o
– V
,
I
I
J
J
L
o
T
= 40V
Z
5.0
5.0
5.0
5.0
J
o
o
15V
= 25°C for
T
T
J
1.5A
1.5A
f 10KH
high
high
= 25°C
40V
40V
Z
(5)
Z
1.225
Min.
0.15
1.5
—
—
66
–
–
–
–
–
–
–
–
–
–
–
–
–
0.003
Typ.
0.01
0.02
0.03
1.25
0.1
0.3
0.2
3.5
2.2
0.4
0.3
5.0
20
50
65
80
5
1
Document Number 74809
1.275
Max.
0.04
0.07
0.07
100
0.5
1.5
1.0
25
70
10
5
–
–
–
–
–
–
–
29-Nov-01
%V
%V
° C/W
Unit
%V
%V
%V
%V
mV
mV
mA
dB
%
V
A
o
A
A
o
/W
/V
o
o
o
o