MC7906CT View Datasheet(PDF) - Vishay Semiconductors

Part Name

Description

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MC7906CT

3-Terminal Fixed Negative Voltage Regulators

Vishay Semiconductors 

MC79xxCT Series

Vishay

formerly General Semiconductor

Electrical Characteristics – MC7915

Vin = –23V, 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

–14.7 –15 –15.3

Vo

1

Vin = –17.5 to –30V,

Io = 5mA to 1A

–14.55

— –15.45

V

Line Regulation

(TJ = 25°C)

Load Regulation

(TJ = 25°C)

REGline

1

Vin = –17.5 to –30V

—

11

300

mV

Vin = –18 to –22V

—

3

150

Io = 5mA to 1.5A

—

12

300

REGload

1

mV

Io = 250mA to 750mA —

4

150

Quiescent Current

Quiescent Current Change

(TJ = 25°C)

Output Noise Voltage (TJ = 25°C)

Ripple Rejection Ratio

Dropout Voltage

Peak Output Current

Temp. Coefficient of Output Voltage

Iq

2

TJ = 25°C

—

2.5

5

mA

Vin = –17.5 to –30V

—

—

1

∆Iq

2

mA

Io = 5mA to 1A

—

—

0.5

Vn

1

f = 10Hz to 100KHz

—

90

—

µV

RR

3

Vin = –18 to –28V

54

69

—

dB

Io = 100mA, f = 120Hz

Vdrop

Io = 1.0A, TJ = 25°C

—

1.1

—

V

Io-peak

1

TJ = 25°C

—

2.1

—

A

∆Vo/∆TA

1 Io = 5mA, TJ = 0 to125°C —

0.9

— mV/°C

Electrical Characteristics – MC7918

Vin = –27V, 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

–17.64 –18.0 –18.36

Vo

1

Vin = –21 to –33V,

Io = 5mA to 1A

V

–17.46 — –18.54

Line Regulation

(TJ = 25°C)

REGline

1

Vin = –21 to –33V

Vin = –22 to –26V

—

15

360

mV

—

5

180

Load Regulation

(TJ = 25°C)

Io = 5mA to 1.5A

—

12

360

REGload

1

mV

Io = 250mA to 750mA —

4

180

Quiescent Current

Iq

2

TJ = 25°C

—

2.5

5

mA

Quiescent Current Change

(TJ = 25°C)

Vin = –21 to –33V

—

—

1

∆Iq

2

mA

Io = 5mA to 1A

—

—

0.5

Output Noise Voltage (TJ = 25°C)

Vn

1

f = 10Hz to 100KHz

—

110

—

µV

Ripple Rejection Ratio

RR

3

Vin = –21 to –31V

53

68

—

dB

Io = 100mA, f = 120Hz

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 —

–1

— mV/°C

Document Number 74814

11-Jun-02

www.vishay.com

5

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