Diodes AS78XXA Manuel d'utilisateur télécharger pdf (Page 8)

AS78XXA

Document number: DS36562 Rev. 3 - 2

8 of 23

www.diodes.com

September 2013

© Diodes Incorporated

A

S78XXA

A

Product Line o

f

Diodes Incorporated

Electrical Characteristics

(Cont.)

AS7809A

(@ V

IN

= 15V, I

OUT

= 1A, T

J

= -40 to +125°C, unless otherwise specified.)

Symbol Parameter Conditions Min Typ Max Unit

V

OUT

Output Voltage

T

J

= +25°C

8.82 9 9.18

V

I

OUT

= 5mA to 1A, V

IN

= 11.5V to

23V, P

D

≤15W

8.65 – 9.35

V

RLINE

Line Regulation

V

IN

= 11.5V to 23V,

I

OUT

= 500mA, T

J

= +25°C

–

25 90

mV

V

RLOAD

Load Regulation

V

IN

= 14V, I

OUT

= 5mA to 1A, T

J

=

+25°C

–

25 100

mV

I

Q

Quiescent Current

V

IN

= 15V, I

OUT

= 0

– 3.2 6 mA

△I

Q

Quiescent Current Change

V

IN

= 11.5V to 23V, I

OUT

= 500mA,

T

J

= +25°C

– 0.3 0.8

mA

I

OUT

= 5mA to 1A, T

J

= +25°C

– 0.08 0.5

PSRR Ripple Rejection

V

IN

= 11.5V to 21.5V, f = 120Hz,

I

OUT

= 500mA

– 61 – dB

V

DROP

Dropout Voltage

△ V

OUT

= 1%, I

OUT

= 1A, T

J

=

+25°C

– 2 – V

N

O

Output Noise Voltage

f = 10Hz to 100kHz, T

A

= +25°C

– 10 –

µV/V

O

R

O

Output Resistance

f = 1kHz

– 10 –

mΩ

I

SC

Short Circuit Current

V

IN

= 35V, T

A

= +25°C

– 0.2 – A

I

PK

Peak Output Current

V

IN

= 15V, T

J

= +25°C

– 2.2 – A

△V

OUT

/△T

Output Voltage Temperature

Coefficient

– – 0.72 –

mV/°C

(△V

OUT

/V

OUT

)/

△T

– – 80 –

ppm/°C

θ

JC

Thermal Resistance

TO-220-3 – 9 –

°C/W

TO-252-2 (3)/

TO-252-2 (4)/

TO-252-2 (5)

– 16 –

TO-220F-3 – 9 –

1 2 3 4 5 6 7 8 9 10 11 12 13 ... 22 23

Commentaires sur ces manuels

Pas de commentaire