參數(shù)資料
型號(hào)： MC79XXCT
廠商： Vishay Intertechnology,Inc.
元件分類： 基準(zhǔn)電壓源/電流源
英文描述： 3-Terminal Fixed Negative Voltage Regulators
中文描述： 三端固定負(fù)電壓穩(wěn)壓器
文件頁數(shù)： 5/8頁
文件大小： 81K
代理商： MC79XXCT
Electrical Characteristics
–
MC7915
V
in
=
–
23V, I
out
= 500mA, C
in
= 2
μ
F, C
out
= 1
μ
F;T
J
= 0
°
C to 125
°
C, unless otherwise noted.
Parameter
Symbol
Test
Circuit
Conditions
Min.
Typ.
Max.
Unit
T
J
= 25
°
C
–
14.7
–
15
–
15.3
V
Output Voltage
Vo
1
V
in
=
–
17.5 to
–
30V,
Io = 5mA to 1A
–
14.55
—
–
15.45
Line Regulation
(T
J
= 25
°
C)
REG
line
1
V
in
=
–
17.5 to
–
30V
—
11
300
mV
V
in
=
–
18 to
–
22V
—
3
150
Load Regulation
(T
J
= 25
°
C)
REG
load
1
Io = 5mA to 1.5A
—
12
300
mV
Io = 250mA to 750mA
—
4
150
Quiescent Current
I
q
2
T
J
= 25
°
C
—
2.5
5
mA
Quiescent Current Change
(T
J
= 25
°
C)
I
q
2
V
in
=
–
17.5 to
–
30V
—
—
1
mA
Io = 5mA to 1A
—
—
0.5
Output Noise Voltage (T
J
= 25
°
C)
V
n
1
f = 10Hz to 100KHz
—
90
—
μ
V
Ripple Rejection Ratio
RR
3
V
in
=
–
18 to
–
28V
Io = 100mA, f = 120Hz
54
69
—
dB
Dropout Voltage
V
drop
Io = 1.0A, T
J
= 25
°
C
—
1.1
—
V
Peak Output Current
Io-
peak
1
T
J
= 25
°
C
—
2.1
—
A
Temp. Coefficient of Output Voltage
Vo/
T
A
1
Io=5mA, T
J
= 0 to125
°
C
—
0.9
—
mV/
°
C
Electrical Characteristics
–
MC7918
V
in
=
–
27V, I
out
= 500mA, C
in
= 2
μ
F, C
out
= 1
μ
F;T
J
= 0
°
C to 125
°
C, unless otherwise noted.
Parameter
Symbol
Test
Circuit
Conditions
Min.
Typ.
Max.
Unit
T
J
= 25
°
C
–
17.64
–
18.0
–
18.36
V
Output Voltage
Vo
1
V
in
=
–
21 to
–
33V,
Io = 5mA to 1A
–
17.46
—
–
18.54
Line Regulation
(T
J
= 25
°
C)
REG
line
1
V
in
=
–
21 to
–
33V
—
15
360
mV
V
in
=
–
22 to
–
26V
—
5
180
Load Regulation
(T
J
= 25
°
C)
REG
load
1
Io = 5mA to 1.5A
—
12
360
mV
Io = 250mA to 750mA
—
4
180
Quiescent Current
I
q
2
T
J
= 25
°
C
—
2.5
5
mA
Quiescent Current Change
(T
J
= 25
°
C)
I
q
2
V
in
=
–
21 to
–
33V
—
—
1
mA
Io = 5mA to 1A
—
—
0.5
Output Noise Voltage (T
J
= 25
°
C)
V
n
1
f = 10Hz to 100KHz
—
110
—
μ
V
Ripple Rejection Ratio
RR
3
V
in
=
–
21 to
–
31V
Io = 100mA, f = 120Hz
53
68
—
dB
Dropout Voltage
V
drop
Io = 1.0A, T
J
= 25
°
C
—
1.1
—
V
Peak Output Current
Io-
peak
1
T
J
= 25
°
C
—
2.1
—
A
Temp. Coefficient of Output Voltage
Vo/
T
A
1
Io=5mA, T
J
=0 to125
°
C
—
–
1
—
mV/
°
C
MC79xxCT Series
Vishay
formerly General Semiconductor
Document Number 74814
11-Jun-02
www.vishay.com
5
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