MC7812 View Datasheet(PDF) - Vishay Semiconductors

Part Name

Description

MFG CO.

MC7812

3-Terminal Fixed Positive Voltage Regulators

Vishay Semiconductors 

MC78xxCT Series

Vishay Semiconductor

Electrical Characteristics – MC7809

Vin = 15V, Iout = 500mA, 0°C ≤ TJ ≤ 125°C, Cin = 0.33µF, Cout = 0.1µF; unless otherwise noted.

Parameter

Symbol

Conditions

Min.

Output Voltage

TJ = 25°C

8.82

Vout

11.5V ≤ Vin ≤ 24V,

5mA ≤ Iout ≤ 1.0A, PD ≤ 15W

8.77

Line Regulation

(TJ = 25°C)

11.5V ≤ Vin < 27V

–

∆REGline

12V ≤ Vin < 16V

–

Load Regulation

(TJ = 25°C)

5mA ≤ Iout < 1.5A

–

∆REGload

250mA ≤ Iout < 750mA

–

Quiescent Current

Iq

Iout = 0, TJ = 25°C

—

Quiescent Current Change

11.5V ≤ Vin ≤ 27V

—

∆Iq

5mA ≤ Iout ≤ 1.0A

—

Output Noise Voltage

Vn

10Hz ≤ f ≤ 100KHz,TJ= 25°C —

Ripple Rejection Ratio

RR

f = 120Hz,12V ≤ Vin ≤ 22V 55

Dropout Voltage

Vdrop

Iout = 1.0A, TJ = 25°C

—

Output Resistance

Rout

f = 1KHz

—

Output Short Circuit Current

Ios

TJ = 25°C

—

Peak Output Current

Io peak

TJ = 25°C

—

Temperature Coefficient of Output Voltage

∆Vout/∆TJ Iout = 5mA,0°C ≤TJ ≤ 125°C —

Typ.

9

—

6

2

12

4

4.3

—

—

52

72

2

16

450

1.5

–1

Max. Unit

9.18

V

9.23

160

mV

80

160

mV

80

8

mA

1

mA

0.5

—

µV

—

dB

—

V

—

mΩ

—

mA

—

A

— mV/°C

Electrical Characteristics – MC7810

Vin = 16V, Iout = 500mA, 0°C ≤ TJ ≤ 125°C, Cin = 0.33µF, Cout = 0.1µF; unless otherwise noted.

Parameter

Symbol

Conditions

Min.

Output Voltage

TJ = 25°C

9.8

Vout

12.5V ≤ Vin ≤ 25V,

5mA ≤ Iout ≤ 1.0A, PD ≤ 15W

9.75

Line Regulation

(TJ = 25°C)

12.5V ≤ Vin < 28V

–

∆REGline

13V ≤ Vin < 17V

–

Load Regulation

(TJ = 25°C)

10mA ≤ Iout < 1.5A

–

∆REGload

250mA ≤ Iout < 750mA

–

Quiescent Current

Iq

Iout = 0, TJ = 25°C

—

Quiescent Current Change

12.5V ≤ Vin ≤ 28V

—

∆Iq

5mA ≤ Iout ≤ 1.0A

—

Output Noise Voltage

Vn

10Hz ≤ f ≤ 100KHz,TJ= 25°C —

Ripple Rejection Ratio

RR

f = 120Hz, 13V ≤ Vin ≤ 23V 54

Dropout Voltage

Vdrop

Iout = 1.0A, TJ = 25°C

—

Output Resistance

Rout

f = 1KHz

—

Output Short Circuit Current

Ios

TJ = 25°C

—

Peak Output Current

Io peak

TJ = 25°C

—

Temperature Coefficient of Output Voltage

∆Vout/∆TJ Iout = 5mA,0°C ≤TJ ≤ 125°C —

Typ.

10

—

10

3

12

4

4.3

—

—

52

72

2

16

450

1.5

–1

Max. Unit

10.2

V

10.25

240

mV

120

240

mV

120

8

mA

1

mA

0.5

—

µV

—

dB

—

V

—

mΩ

—

mA

—

A

— mV/°C

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4

Document Number 74813

29-Nov-01

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