參數(shù)資料
型號(hào): MC7812
廠商: Fairchild Semiconductor Corporation
元件分類(lèi): 基準(zhǔn)電壓源/電流源
英文描述: 5.0 AMP POSITIVE VOLTAGE REGULATOR
中文描述: 5.0放大器正電壓穩(wěn)壓器
文件頁(yè)數(shù): 9/26頁(yè)
文件大?。?/td> 246K
代理商: MC7812
MC78XXE/LM78XXE/MC78XXAE
9
Electrical Characteristics (MC7824E)
(Continued)
(Refer to test circuit ,0
°
C < T
J
< 125
°
C, I
O
= 500mA, V
I
=33V, C
I
= 0.33
μ
F, C
O
=0.1
μ
F, unless otherwise specified)
Note:
1. Load and line regulation are specified at constant junction temperature. Changes in V
O
due to heating effects must be taken
into account separately. Pulse testing with low duty is used.
2. These parameters, although guaranteed, are not 100% tested in production.
Parameter
Symbol
Conditions
MC7824E
Min.
Typ. Max.
23
24
Unit
Output Voltage
V
O
T
J
= +25
°
C
5.0mA
I
O
1.0A, P
O
15W
V
I
= 27V to 38V
25
V
22.8
24
25.25
Line Regulation (Note1)
Regline
T
J
= +25
°
C
V
I
= 27V to 38V
V
I
= 30V to 36V
I
O
= 5mA to 1.5A
I
O
= 250mA to 750mA
-
-
-
-
-
-
-
-
-
17
6
15
5.0
5.2
0.1
0.5
-1.5
60
480
240
480
240
8.0
0.5
1
-
-
mV
Load Regulation (Note1)
Regload
T
J
=
+25
°
C
mV
Quiescent Current
I
Q
T
J
=
+25
°
C
I
O
= 5mA to 1.0A
V
I
= 27V to 38V
I
O
= 5mA
f = 10Hz to 100kHz, T
A
=
+25
°
C
f = 120Hz
V
I
= 28V to 38V
I
O
= 1A, T
J
= +25
°
C
f = 1kHz
V
I
= 35V, T
A
= +25
°
C
T
J
=
+25
°
C
mA
Quiescent Current Change
I
Q
mA
Output Voltage Drift (Note2)
Output Noise Voltage
V
O
/
T
V
N
mV/
°
C
μ
V/Vo
Ripple
Rejection (Note2)
RR
50
67
-
dB
Dropout Voltage
Output Resistance (Note2)
Short Circuit Current
Peak Current (Note2)
V
Drop
r
O
I
SC
I
PK
-
-
-
-
2
-
-
-
-
V
28
230
2.2
m
mA
A
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