MC79xxCT Series
Vishay
formerly General Semiconductor
Maximum Ratings
Parameter
Input Voltage
(1)
Input Voltage
(2)
Power Dissipation
(3)
Ratings at 25°C ambient temperature unless otherwise specified.
Symbol
V
in
V
in
P
D
T
J
T
stg
Value
–30
–40
15
–20 to +150
–65 to +150
Unit
V
V
W
°C
°C
Operating Junction Temperature Range
Storage Junction Temperature Range
Notes:
(1) MC7905 to MC7918
(2) MC7924
(3) Follow the derating curve. When T
J
exceeds 150°C, the internal circuit cuts off the output
Electrical Characteristics – MC7905
V
in
= –10V, I
out
= 500mA, C
in
= 2µF, C
out
= 1µF; T
J
= 0°C to 125°C, unless otherwise noted.
Parameter
Symbol
Test
Circuit
1
Conditions
T
J
= 25°C
Output Voltage
Vo
V
in
= –7 to –20V,
Io = 5mA to 1A
V
in
= –7 to –25V
V
in
= –8 to –12V
Io = 5mA to 1.5A
Io = 250mA to 750mA
T
J
= 25°C
V
in
= –7 to –25V
Io = 5mA to 1A
f = 10Hz to 100KHz
V
in
= –8 to –18V
Io = 100mA, f = 120Hz
Io = 1.0A, T
J
= 25°C
1
1
T
J
= 25°C
Io = 5mA, T
J
= 0 to125°C
Min.
–4.90
–4.85
—
—
—
—
—
—
—
—
62
—
—
—
Typ.
–5.0
—
3
1
10
3
2
—
—
40
74
1.1
2.1
–0.4
Max.
–5.10
–5.15
100
50
100
50
4
1.3
0.5
—
—
—
—
—
V
Unit
Line Regulation
(T
J
= 25°C)
Load Regulation
(T
J
= 25°C)
Quiescent Current
Quiescent Current Change
(T
J
= 25°C)
Output Noise Voltage (T
J
= 25°C)
Ripple Rejection Ratio
Dropout Voltage
Peak Output Current
Temp. Coefficient of Output Voltage
∆REG
line
∆REG
load
I
q
∆I
q
V
n
RR
V
drop
Io-
peak
∆Vo/∆T
A
1
mV
1
2
2
1
3
mV
mA
mA
µV
dB
V
A
mV/°C
2 of 8
Note:
Where the condition T
J
= 25°C is specified, pulse testing (<10ms) with low duty cycle is required to maintain junction temperature stability.
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Document Number 74814
11-Jun-02
VISHAY [ VISHAY TELEFUNKEN ]
