參數(shù)資料
型號(hào): LM7800C
廠商: National Semiconductor Corporation
英文描述: Series 3-Terminal Positive Regulators
中文描述: 系列三端穩(wěn)壓器正
文件頁(yè)數(shù): 3/15頁(yè)
文件大?。?/td> 512K
代理商: LM7800C
LM140
Electrical Characteristics
(Note 4)
55C
T
J
+150C unless otherwise specified
Output Voltage
5V
10V
Typ
5
12V
19V
Typ
12
15V
23V
Typ
15
Symbol
Input Voltage (unless otherwise noted)
Parameter
Output Voltage
T
J
= 25C, 5 mA
I
O
1A
P
D
15W, 5 mA
I
O
1A
V
MIN
V
IN
V
MAX
Line Regulation
I
O
= 500 mA
Units
Conditions
Min
4.8
4.75
Max
5.2
5.25
Min
11.5
11.4
(15.5
V
IN
27)
Max
12.5
12.6
Min
14.4
14.25
(18.5
V
IN
30)
Max
15.6
15.75
V
O
V
V
V
(8
V
IN
20)
3
(7
V
IN
25)
V
O
T
J
= 25C
V
IN
55C
T
J
+150C
V
IN
T
J
= 25C
V
IN
55C
T
J
+150C
V
IN
5 mA
I
O
1.5A
250 mA
I
P
750 mA
50
4
120
4
150
mV
V
mV
V
mV
V
mV
V
mV
mV
mV
(14.5
V
IN
30)
(17.5
V
IN
30)
50
120
150
(8
V
IN
20)
(15
V
IN
27)
(18.5
V
IN
30)
I
O
1A
50
120
150
(7.5
V
IN
20)
(14.6
V
IN
27)
(17.7
V
IN
30)
25
60
75
(8
V
IN
12)
10
(16
V
IN
22)
12
(20
V
IN
26)
12
V
O
Load Regulation
T
J
= 25C
50
25
50
120
60
120
150
75
150
55C
T
J
+150C,
5 mA
I
O
1A
I
O
1A
I
Q
Quiescent Current
T
J
= 25C
55C
T
J
+150C
6
7
6
7
6
7
mA
mA
mA
mA
V
mA
V
μV
dB
dB
I
Q
Quiescent Current
Change
5 mA
I
O
1A
T
J
= 25C, I
O
1A
V
MIN
V
IN
V
MAX
I
O
= 500 mA, 55C
T
J
+150C
V
MIN
V
IN
V
MAX
T
A
= 25C, 10 Hz
f
100 kHz
0.5
0.8
0.5
0.8
0.5
0.8
(8
V
IN
20)
(15
V
IN
27)
(18.5
V
IN
30)
0.8
0.8
0.8
(8
V
IN
25)
40
68
80
68
(15
V
IN
30)
75
61
72
61
(18.5
V
IN
30)
90
60
70
60
V
N
Output Noise Voltage
Ripple Rejection
I
O
1A, T
J
= 25C or
I
O
500 mA,
55C
T
J
+150C
f = 120 Hz
V
MIN
V
IN
V
MAX
T
J
= 25C, I
O
= 1A
f = 1 kHz
T
J
= 25C
T
J
= 25C
0C
T
J
+150C, I
O
= 5 mA
T
J
= 25C, I
O
1A
(8
V
IN
18)
2.0
8
2.1
2.4
0.6
(15
V
IN
25)
2.0
18
1.5
2.4
1.5
(18.5
V
IN
28.5)
2.0
19
1.2
2.4
1.8
V
V
R
O
Dropout Voltage
Output Resistance
Short-Circuit Current
Peak Output Current
Average TC of V
OUT
Input Voltage
Required to Maintain
Line Regulation
m
A
A
mV/C
V
IN
7.5
14.6
17.7
V
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