參數(shù)資料
型號(hào)： LM317M
廠商： 意法半導(dǎo)體
英文描述： Medium Current 1.2 TO 37V Adjustable Volatage Regulator(中等電流，1.2V至37V可調(diào)電壓穩(wěn)壓器)
中文描述： 中等電流1.2到37V可調(diào)Volatage穩(wěn)壓器（中等電流，片山至1.2V的可調(diào)電壓穩(wěn)壓器）
文件頁數(shù)： 3/11頁
文件大?。?/td> 115K
代理商： LM317M
(*) CADJ is connected between Adjust pin and Ground.
ELECTRICALCHARACTERISTICS FOR LM317M
(Refer to the test circuits, 0
≤
T
j
≤
125
o
C
V
i
- V
o
= 5 V, I
o
= 100 mA, P
d
≤
7.5W, unless otherwisespecified)
Symbol
Parameter
V
o
Line Regulation
V
i
-V
o
= 3 to 40 V
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
%/V
o
%/V
o
μ
A
μ
A
T
j
= 25
o
C
V
o
Load Regulation
V
o
≤
5V
I
o
= 10 mA to 500 mA
T
j
= 25
o
C
V
o
≥
5V
I
o
= 10 mA to 500 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
= 10 mA to 500 mA
V
i
-V
o
= 3 to 40 V
I
o
= 10 mA to 500 mA
V
REF
Reference Voltage
1.2
1.25
1.3
V
V
o
V
o
I
o(min)
I
o(max)
OutputVoltage Temperature
Stability
0.7
%
Minimum Load Current
Maximum OutputCurrent
V
i
-V
o
= 40 V
V
i
-V
o
≤
15V
V
i
-V
o
=40V, P
d
<P
dMAX
, T
j
=25
o
C
B = 10Hz to 10KHz
T
j
= 25
o
C
T
j
= 25
o
C
f = 120 Hz
3.5
1000
200
0.003
10
mA
mA
500
e
N
OutputNoise 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.
ELECTRICALCHARACTERISTICS FOR LM217M
(Refer to the test circuits, -40
≤
T
j
≤
125
o
C
V
i
- V
o
= 5 V, I
o
= 100 mA, P
d
≤
7.5W, unless otherwisespecified)
Symbol
Parameter
V
o
Line Regulation
V
i
-V
o
= 3 to 40 V
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
%/V
o
%/V
o
μ
A
μ
A
T
j
= 25
o
C
V
o
Load Regulation
V
o
≤
5V
I
o
= 10 mA to 500 mA
T
j
= 25
o
C
V
o
≥
5V
I
o
= 10 mA to 500 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
= 10 mA to 500 mA
V
i
-V
o
= 3 to 40 V
I
o
= 10 mA to 500 mA
V
REF
Reference Voltage
1.2
1.25
1.3
V
V
o
V
o
I
o(min)
I
o(max)
OutputVoltage Temperature
Stability
0.7
%
Minimum Load Current
Maximum OutputCurrent
V
i
-V
o
= 40 V
V
i
-V
o
≤
15V
V
i
-V
o
=40V, P
d
<P
dMAX
, T
j
=25
o
C
B = 10Hz to 10KHz
T
j
= 25
o
C
T
j
= 25
o
C
f = 120 Hz
3.5
1000
200
0.003
5
mA
mA
500
e
N
OutputNoise Voltage
(percentance of V
O
)
Supply Voltage Rejection (*)
%
SVR
C
ADJ
=0
C
ADJ
=10
μ
F
65
80
dB
dB
66
LM217M/LM317M
3/11
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