參數(shù)資料
型號(hào)： IL7812
廠商： INTEGRAL JOINT STOCK COMPANY
元件分類： 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)： 3/5頁(yè)
文件大?。?/td> 140K
代理商： IL7812
IL78XXC
SERIES
3
IL7808
Electrical characteristics
(Vin = 11V, Io = 500mA, TJ = Tlow to Thigh (Note 1) unless otherwise noted)
Characteristic
Output Voltage (TJ=+25
°
C)
Output Voltage
(5.0
mA
≤
Io
≤
1.0A, Po
≤
15 W)
10.5Vdc
≤
Vin
≤
23Vdc
Line Regulation(TJ=+25
°
C, Note2)
10.5Vdc
≤
Vin
≤
25Vdc
11Vdc
≤
Vin
≤
17Vdc
Load Regulation(TJ=+25
°
C,Note2)
5.0mA
≤
Io
≤
1.5A
250mA
≤
Io
≤
750 mA
Quiescent Current (TJ=+25
°
C)
Quiescent Current Change
10.5Vdc
≤
Vin
≤
25Vdc
5.0mA
≤
Io
≤
1.0A
Ripple Rejection
11.5Vdc
≤
Vin
≤
21.5Vdc, f = 120 Hz
Dropout Voltage (Io=1.0A,T =+25
°
C)
Output Noise Voltage(TA=+25
°
C)
10 Hz
≤
f
≤
100 kHz
Output Resistance f = 1.0 kHz
Short -Circuit Current Limit(TA=+25
°
C)
Vin = 35 Vdc
Peak Output Current(TJ=+25
°
C)
Average Temperature Coefficient of
Output Voltage
IL7809
Electrical characteristics
(V
in
= 15V, I
o
= 500mA, T
J
= 0
°
C to +125
°
C unless otherwise noted)
Characteristic
Output Voltage (TJ=+25
°
C)
Output Voltage
(5.0
mA
≤
I
o
≤
1.0A, P
o
≤
15 W)
11.5V
dc
≤
Vin
≤
24V
dc
Line Regulation(TJ=+25
°
C, Note2)
11.5V
dc
≤
Vin
≤
26V
dc
11.5Vdc
≤
Vin
≤
17Vdc
Load Regulation(T
J
=+25
°
C, Note2)
5.0mA
≤
I
o
≤
1.5A
250mA
≤
I
o
≤
750 mA
Quiescent Current (T
J
=+25
°
C)
Quiescent Current Change
11.5V
dc
≤
Vin
≤
26V
dc
5.0mA
≤
I
o
≤
1.0A
Ripple Rejection
11.5V
dc
≤
V
in
≤
21.5V
dc
, f = 120 Hz
Dropout Voltage (I
o
=1.0A,T =+25
°
C)
Output Noise Voltage(T
A
=+25
°
C)
10 Hz
≤
f
≤
100 kHz
Output Resistance f = 1.0 kHz
Short -Circuit Current Limit
(T
A
=+25
°
C) V
in
= 35 Vdc
Peak Output Current(TJ=+25
°
C)
Average Temperature Coefficient of
Output Voltage
Note:
1. Tlow = 0
°
C
, Thigh = +125 0
°
C
2.Load and line regulation are specified at constant junction temperature. Changes in Vo due to heating effects must be taken
into account
separately. Pulse testing with low duty cycle is used.
Symbol
Vo
Vo
Min
7.7
7.6
Typ
8.0
8.0
Max
8.0
8.4
Unit
Vdc
Vdc
Regline
-
-
-
-
-
-
-
-
12
5.0
45
16
4.3
-
-
62
160
80
160
80
8.0
1.0
0.5
-
mV
Regload
mV
IB
IB
mA
mA
RR
dB
Vin-Vo
Vn
-
-
2.0
10
-
-
Vdc
μ
V/Vo
ro
Isc
-
-
18
0.2
-
-
m
A
Imax
TCVo
-
-
2.2
-0.8
-
-
A
mV/
°
C
Symbol
V
o
V
o
Min
8.65
8.55
Typ
9.0
9.0
Max
9.35
9.45
Unit
V
dc
V
dc
Reg
line
-
-
-
-
-
-
-
-
12
5.0
35
12
4.3
-
-
61
180
90
180
90
8.0
1.0
0.5
-
mV
Reg
load
mV
I
B
I
B
mA
mA
RR
dB
V
in
-V
o
V
n
-
-
2.0
10
-
-
V
dc
μ
V/Vo
ro
I
sc
-
-
18
0.2
-
-
m
A
I
max
TCV
o
-
-
2.2
-1.0
-
-
A
mV/
°
C
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