Oct. 17. 2008 / Rev. 0.0

3/15

* This specifications are subject to be changed without notice

http://www.ad-tech.co.kr

ADT7310

Pin Configuration

ADT7310

1

2

3

4

5

6

7

21

20

19

18

17

16

15

28 27 26 25 24 23 22

8

9

10 11 12 13 14

Pin Description

Pin No.

Name

I/O

Type

Description

1

RS2

I

A

Current sensing and voltage feed-forward for boost converter

2

VIN1

-

P

Main power input

3

RS1

I

A

Current sensing and voltage feed-forward for buck converter

4

PWM

O

D

PWM output for buck converter

5

CC1

O

A

Capacitor terminal for phase compensation of buck converter

6

GND2

-

G

Ground

7

VIN2

-

P

Second power input

8

VO1

O

A

3.3V output for digital part

9

GND3

-

G

Ground

10

DLY

O

A

Delay time control for RBO signal

11

RBO

O

D

Power on reset output

12

CT

O

A

Capacitor terminal for tuning oscillation frequency

13

VO2

O

A

3.3V output for analog part

14

GND4

-

G

Ground

15

VHO

O

A

15V output for CCD positive voltage

16

VREG

O

A

Internal reference voltage output

17

VNO1

I

A

Feedback voltage input for VNO (-7V typical)

18

DRV3

O

D

Driving signal output of charge pump inverter

19

GND5

-

G

Ground

20

VIN5

-

P

Power input for 15V output

21

DRV2

O

D

Driving signal output of charge pump doubler

22

VIN4

-

P

Power input for charge pump block

23

GND6

-

G

Ground

24

VLO

O

A

1.8V output

25

VIN3

-

P

Feedback voltage input for boost converter

26

DRV1

O

D

PWM output for boost converter

27

CC2

O

A

Capacitor terminal for phase compensation of boost converter

28

GND1

-

G

Ground

I : Input , O : Output , IO : Input/Output , P : Power , G : Ground , A : Analog , D : Digital