Diodes AP1509 Manuel d'utilisateur télécharger pdf (Page 9)

AP1509

150KHz, 2A PWM BUCK DC/DC CONVERTER

AP1509

Document number: DS31016 Rev. 4 - 2

9 of 13

www.diodes.com

June 2010

© Diodes Incorporated

Typical Performance Characteristics (Continued)

Header Frequency vs. Temperature

Feedback Voltage vs. Temperature

(V

IN

=15V, V

OUT

=5V)

0

100

200

300

400

500

600

700

800

900

1000

-40 10 60 110

Frequency (KHz)

Temperature (

o

C)

1.22

1.23

1.24

1.25

1.26

-40 10 60 110

Feedback Voltage (V)

Tem

p

erature

(

o

C

)

Supply Current vs. Temperature

(V

IN

=15V, V

OUT

=5V, l

OUT

=0A)

Supply Current vs. Supply Voltage

(V

IN

=15V, V

OUT

=5V, l

OUT

=0A)

0

0.5

1

1.5

2

2.5

3

-40 10 60 110

Supply Current (mA)

Tem

p

erature

(

o

C

)

0

0.5

1

1.5

2

2.5

3

0 5 10 15

Supply Current (mA)

Su

pp

l

y

Volta

g

e

(

V

)

Efficiency vs. Output Current

(V

IN

=15V, V

OUT

=5V)

Efficiency vs. Output Current

(V

IN

=15V, V

OUT

=3.3V)

70

75

80

85

90

0204060

Efficiency (%)

Output Current (mA)

55

65

75

85

0204060

Efficiency (%)

Output Current (mA)

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

Commentaires sur ces manuels

Pas de commentaire