AMC DOC. #: AMC78L05_D (LF)

AMC78L05

March

2004

Copyright

 2002, ADD Microtech Corp.

3

www.addmtek.com

ELECTRICAL CHARACTERISTICS

Unless otherwise specified, these specifications in bold type apply over the operating temperature range of

0

≤ T

duty cycle pulse testing techniques are used which maintains junction and case temperatures equal to the ambient

temperature.)

AMC78L05

Parameter

Symbol

Test Conditions

Min.

Typ.

Max.

Units

4.8

5.0

5.2

7V

≤ V

4.75

5.25

Output Voltage

1mA

≤ I

4.75

5.25

V

7V

≤ V

18

75

Line Regulation

8V

≤ V

10

54

mV

1mA

≤ I

20

60

Load Regulation

1mA

≤ I

5

30

mV

Peak Output Current

140

mA

Dropout Voltage

1.7

2.0

V

Quiescent Current

3

5

mA

Ripple Rejection ( note 1 )

f =120Hz, 8V

≤ V

47

62

dB

Output Noise Voltage ( note 1 )

40

µV

Note 1:

These parameters, although guaranteed, are not 100% tested in production prior to shipment.

Fig. 1. Fixed Output Regulator – capacitors are required if

the regulator is far away from the power supply filter.

Fig. 2. Adjustable Output Regulator –

Fig. 3. Current Regulator:

OUTPUT

OUTPUT

INPUT

INPUT

AMC78L05

AMC78L05

R1

0.33

µF

0.33

µF

0.1

µF

0.1

µF

R2

INPUT

AMC78L05

R1

0.33

µF

OUTPUT