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ManualsBrandsON SEMICONDUCTOR ManualsVoltage Regulators500 A Adjustable Voltage Regulator, Positive
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LM217M/LM317M
3/11
ELECTRICAL CHARACTERISTICS OF LM217M (refer to the test circuits, T
J
= - 40 to 125°C,
V
I
-V
O
=5V,I
O
= 100 mA, P
d
≤ 7.5 W, unless otherwise specified).
(*) CADJ is connected between Adjust pin and Ground.
ELECTRICAL CHARACTERISTICS OF LM317M (refer to the test circuits, T
J
= 0 to 125°C,
V
I
-V
O
=5V,I
O
= 100 mA, P
d
≤ 7.5 W, unless otherwise specified).
(*) CADJ is connected between Adjust pin and Ground.
Symbol Parameter Test Conditions Min. Typ. Max. Unit
∆V
O
Line Regulation V
I
-V
O
=3to40V T
J
= 25°C 0.01 0.02 %/V
0.02 0.05
∆V
O
Load Regulation V
O
≤ 5V
I
O
=10to500mA
T
J
= 25°C 5 15 mV
20 50
V
O
≥ 5V
I
O
=10to500mA
T
J
= 25°C 0.1 0.3 %/V
O
0.3 1
I
ADJ
Adjustment Pin Current 50 100 µA
∆I
ADJ
Adjustment Pin Current V
I
-V
O
=3to40V I
O
= 10 to 500 mA 0.2 5 µA
V
REF
Reference Voltage V
I
-V
O
=3to40V I
O
= 10 to 500 mA 1.2 1.25 1.3 V
∆V
O
/V
O
Output Voltage
Temperature Stability
0.7 %
I
O(min)
Minimum Load Current V
I
-V
O
=40V 3.55mA
I
O(max)
Maximum Output Current V
I
-V
O
≤ 15 V 500 1000 mA
V
I
-V
O
=40V, P
d
<P
dMAX
,T
J
= 25°C 200
eN Output Noise Voltage
(percentage of V
O
)
B=10Hzto100KHz T
J
= 25°C 0.003 %
SVR Supply Voltage Rejection (*) T
J
= 25°C
f=120Hz
C
ADJ
= 0 65 dB
C
ADJ
=10µF 66 80
Symbol Parameter Test Conditions Min. Typ. Max. Unit
∆V
O
Line Regulation V
I
-V
O
=3to40V T
J
= 25°C 0.01 0.04 %/V
0.02 0.07
∆V
O
Load Regulation V
O
≤ 5V
I
O
=10to500mA
T
J
= 25°C 5 25 mV
20 70
V
O
≥ 5V
I
O
=10to500mA
T
J
= 25°C 0.1 0.5 %/V
O
0.3 1.5
I
ADJ
Adjustment Pin Current 50 100 µA
∆I
ADJ
Adjustment Pin Current V
I
-V
O
=3to40V I
O
= 10 to 500 mA 0.2 5 µA
V
REF
Reference Voltage V
I
-V
O
=3to40V I
O
= 10 to 500 mA 1.2 1.25 1.3 V
∆V
O
/V
O
Output Voltage
Temperature Stability
0.7 %
I
O(min)
Minimum Load Current V
I
-V
O
=40V 3.510mA
I
O(max)
Maximun Output Current V
I
-V
O
≤ 15 V 500 1000 mA
V
I
-V
O
=40V, P
d
<P
dMAX
,T
J
= 25°C 200
eN Output Noise Voltage
(percentage of V
O
)
B=10Hzto100KHz T
J
= 25°C 0.003 %
SVR Supply Voltage Rejection (*) T
J
= 25°C
f=120Hz
C
ADJ
= 0 65 dB
C
ADJ
=10µF 66 80