Datasheet

Electrical characteristics LM217L/LM317L
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4 Electrical characteristics
Table 2. Electrical characteristics of LM217L (refer to the test circuits, T
J
= - 40 to 125°C,
V
I
- V
O
= 5 V, I
O
= 40 mA, unless otherwise specified)
Symbol Parameter Test conditions Min. Typ. Max. Unit
ΔV
O
Line regulation
V
I
- V
O
= 3 to 40 V
I
L
< 20 mA
T
J
= 25°C 0.01 0.02
%/V
0.02 0.05
ΔV
O
Load regulation
V
O
5 V
I
O
= 5 to 100 mA
T
J
= 25°C 5 15
mV
20 50
V
O
5 V
I
O
= 5 to 100 mA
T
J
= 25°C 0.1 0.3
%
0.3 1
I
ADJ
Adjustment pin current 50 100 µA
ΔI
ADJ
Adjustment pin current
V
I
- V
O
= 3 to 40 V, I
O
= 5 to 100 mA
P
d
< 625 mW
0.2 5 µA
V
REF
Reference voltage
V
I
- V
O
= 3 to 40 V, I
O
= 10 to 500 mA
P
d
< 625 mW
1.2 1.25 1.3 V
ΔV
O
/V
O
Output voltage
temperature stability
0.7 %
I
O(min)
Minimum load current V
I
- V
O
= 40 V 3.5 5 mA
I
O(max)
Maximum output current
V
I
- V
O
= 3 to 13 V 100 200
mA
V
I
- V
O
= 40 V 50
eN Output noise voltage B = 10 Hz to 10 KHz, T
J
= 25°C 0.003 %
SVR Supply voltage rejection
(1)
1. C
ADJ
is connected between adjust pin and ground.
T
J
= 25°C
f = 120 Hz
C
ADJ
= 0 65
dB
C
ADJ
= 10 µF 66 80