MC79XXCT Datasheet, PDF (3/8 Pages) Vishay Siliconix – 3-Terminal Fixed Negative Voltage Regulators

MC79xxCT Series
Vishay
formerly General Semiconductor
Electrical Characteristics – MC7906
Vin = –11V, Iout = 500mA, Cin = 2µF, Cout = 1µF; TJ = 0°C to 125°C, unless otherwise noted.
Parameter
Symbol
Test
Circuit
Conditions
Min. Typ. Max. Unit
Output Voltage
TJ = 25°C
–5.88 –6.0 –6.12
Vo
1
Vin = –8 to –21V,
V
–5.82 — –6.18
Io = 5mA to 1A
Line Regulation
(TJ = 25°C)
REGline
1
Vin = –8 to –25V
Vin = –9 to –13V
—
4
120
mV
—
1.5
60
Load Regulation
(TJ = 25°C)
Io = 5mA to 1.5A
—
10
120
REGload
1
mV
Io = 250mA to 750mA —
3
60
Quiescent Current
Iq
2
TJ = 25°C
—
2
4
mA
Quiescent Current Change
(TJ = 25°C)
Vin = –8 to –25V
—
—
1.3
∆Iq
2
mA
Io = 5mA to 1A
—
—
0.5
Output Noise Voltage (TJ = 25°C)
Vn
1
f = 10Hz to 100KHz
—
44
—
µV
Ripple Rejection Ratio
RR
3
Vin = –9 to –19V
Io = 100mA, f = 120Hz
60
73
—
dB
Dropout Voltage
Vdrop
Io = 1.0A, TJ = 25°C
—
1.1
—
V
Peak Output Current
Io-peak
1
TJ = 25°C
—
2.1
—
A
Temp. Coefficient of Output Voltage
∆Vo/∆TA
1 Io = 5mA, TJ = 0 to125°C — –0.5 — mV/°C
Electrical Characteristics – MC7908
Vin = –14V, Iout = 500mA, Cin = 2µF, Cout = 1µF; TJ = 0°C to 125°C, unless otherwise noted.
Parameter
Symbol ^Test
Circuit
Conditions
Min.
Output Voltage
TJ = 25°C
–7.84
Vo
1
Vin = –10.5 to –23V,
–7.76
Io = 5mA to 1A
Line Regulation
(TJ = 25°C)
REGline
1
Vin = –10.5 to –25V
—
Vin = –11 to –15V
—
Load Regulation
(TJ = 25°C)
Io = 5mA to 1.5A
—
REGload
1
Io = 250mA to 750mA —
Quiescent Current
Iq
2
TJ = 25°C
—
Quiescent Current Change
(TJ = 25°C)
Vin = –10.5 to –25V
—
∆Iq
2
Io = 5mA to 1A
—
Output Noise Voltage (TJ = 25°C)
Vn
1
f = 10Hz to 100KHz
—
Ripple Rejection Ratio
RR
3
Vin = –11 to –21V
Io = 100mA, f = 120Hz
56
Dropout Voltage
Vdrop
Io = 1.0A, TJ = 25°C
—
Peak Output Current
Io-peak
1
TJ = 25°C
—
Temp. Coefficient of Output Voltage
∆Vo/∆TA
1
Io = 5mA, TJ = 0 to125°C —
Typ.
–8.0
—
6
2
12
4
2.2
—
—
52
71
1.1
2.1
–0.6
Max. Unit
–8.16
V
–8.24
160
mV
80
160
mV
80
4.5 mA
1
mA
0.5
—
µV
—
dB
—
V
—
A
— mV/°C
Document Number 74814
11-Jun-02
www.vishay.com
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