Diodes AP6507 Manuel d'utilisateur télécharger pdf (Page 5)

AP6507

500 kHz 18V 3A SYNCHRONOUS DC/DC BUCK CONVERTER

AP6507

Document number: DS33435 Rev. 3 - 2

5 of 13

www.diodes.com

October 2011

© Diodes Incorporated

NEW PRODUCT

Typical Performance Graphs (V

IN

= 12V, V

OUT

= 1.2V, T

A

= +25°C, unless otherwise noted

1

1.05

1.1

1.15

1.2

1.25

1.3

0 5 10 15 20

INPUT VOLTAGE (V)

Quiescent Supply Current vs. Input Voltage

QUIESCENT SUPPLY CURRENT (mA)

0 5 10 15 25

INPUT VOLTAGE (V)

Shutdown Supply Current vs. Input Voltage

SHUTD

O

WN SUPPL

Y

C

U

R

R

ENT (µA)

0

2

4

6

8

10

12

14

16

18

20

20

5.02

5.025

5.03

5.035

5.04

5.045

5.05

0 5 10 15 20

INPUT VOLTAGE (V)

V Regulator Line Regulation

C

C

V (V)

CC

-10-2002010 30 5040 60 8070 90

TEMPERATURE (°C)

Current Limit vs. Temperature

7

6.6

6

5

6.8

6.2

6.4

5.6

5.8

5.2

5.4

C

U

R

R

EN

T

LIMI

T

(A)

V = 12V

V = 1.2V

IN

OUT

-40

1.22

1.2205

1.221

1.2215

1.222

1.2225

1.223

1.2235

1.224

1.2245

1.225

0 5 10 15 20 25

INPUT VOLTAGE (V)

Line Regulation vs. Output Current

O

UT

P

UT V

O

LT

A

G

E (V)

11.500.5 2.532

OUTPUT CURRENT (A)

Load Regulation vs. Output Current

V = 5V

IN

V = 12V

IN

1.208

1.21

1.204

1.206

1.2

1.202

1.196

1.198

1.192

1.194

O

U

T

P

U

T

V

O

L

T

A

G

E

(V)

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

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