參數(shù)資料
型號(hào)： LM317L
廠商： 意法半導(dǎo)體
英文描述： Low Current 1.2V to 37V Adjustable Voltage Regulator(低電流1.2V~37V可調(diào)電壓穩(wěn)壓器)
中文描述： 低電流為1.2V到37V可調(diào)穩(wěn)壓器（低電流為1.2V?片山可調(diào)電壓穩(wěn)壓器）
文件頁(yè)數(shù)： 3/8頁(yè)
文件大小： 130K
代理商： LM317L
(*) CADJ is connected between Adjust pin and Ground.
ELECTRICAL CHARACTERISTICS FOR LM217L
(Refer to the test circuits, -40
≤
T
j
≤
125
o
C
V
i
- V
o
= 5 V, I
o
= 40 mA, unless otherwise specified)
Symbol
V
o
Parameter
Test Conditions
Min.
Typ.
0.01
0.02
5
20
0.1
0.3
50
0.2
Max.
0.02
0.05
15
50
0.3
1
100
5
Unit
%/V
%/V
mV
mV
%
%
μ
A
μ
A
Line Regulation
V
i
- V
o
= 3 to 40 V
I
L
< 20 mA
T
j
= 25
o
C
V
o
Load Regulation
V
o
≤
5V
I
o
= 5 mA to 100 mA
T
j
= 25
o
C
V
o
≥
5V
I
o
= 5 mA to 100 mA
T
j
= 25
o
C
I
ADJ
I
ADJ
Adjustment Pin Current
Adjustment Pin Current
V
i
- V
o
= 3 to 40 V
I
o
= 5 mA to 100 mA P
d
< 625 mW
V
i
- V
o
= 3 to 40 V
I
o
= 5 mA to 100 mA P
d
< 625 mW
V
REF
Reference Voltage
1.2
1.25
1.3
V
V
o
V
o
I
o(min)
I
o(max)
Output Voltage Temperature
Stability
0.7
%
Minimum Load Current
Maximum Output Current
V
i
- V
o
= 40 V
V
i
- V
o
= 3 to 13 V
V
i
- V
o
= 40 V
B = 10Hz to 10KHz
T
j
= 25
o
C
T
j
= 25
o
C
f = 120 Hz
3.5
200
50
0.003
5
mA
mA
100
e
N
Output Noise Voltage
(percentance of V
O
)
Supply Voltage Rejection (*)
%
SVR
C
ADJ
=0
C
ADJ
=10
μ
F
65
80
dB
dB
66
ELECTRICAL CHARACTERISTICS FOR LM317L
(Refer to the test circuits, 0
≤
T
j
≤
125
o
C
V
i
- V
o
= 5 V, I
o
= 40 mA, unless otherwise specified)
Symbol
V
o
Parameter
Test Conditions
Min.
Typ.
0.01
0.02
5
20
0.1
0.3
50
0.2
Max.
0.04
0.07
25
70
0.5
1.5
100
5
Unit
%/V
%/V
mV
mV
%
%
μ
A
μ
A
Line Regulation
V
i
- V
o
= 3 to 40 V
I
L
< 20 mA
T
j
= 25
o
C
V
o
Load Regulation
V
o
≤
5V
I
o
= 5 mA to 100 mA
T
j
= 25
o
C
V
o
≥
5V
I
o
= 5 mA to 100 mA
T
j
= 25
o
C
I
ADJ
I
ADJ
Adjustment Pin Current
Adjustment Pin Current
V
i
- V
o
= 3 to 40 V
I
o
= 5 mA to 100 mA P
d
< 625 mW
V
i
- V
o
= 3 to 40 V
I
o
= 5 mA to 100 mA P
d
< 625 mW
V
REF
Reference Voltage
1.2
1.25
1.3
V
V
o
V
o
I
o(min)
I
o(max)
Output Voltage Temperature
Stability
0.7
%
Minimum Load Current
Maximum Output Current
V
i
- V
o
= 40 V
V
i
- V
o
= 3 to 13 V
V
i
- V
o
= 40 V
B = 10Hz to 10KHz
T
j
= 25
o
C
T
j
= 25
o
C
f = 120 Hz
3.5
200
50
0.003
5
mA
mA
100
e
N
Output Noise Voltage
(percentance of V
O
)
Supply Voltage Rejection (*)
%
SVR
C
ADJ
=0
C
ADJ
=10
μ
F
65
80
dB
dB
66
(*) CADJ is connected between Adjust pin and Ground.
LM217L/LM317L
3/8
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