Fairchild Semiconductor KA3030D Datasheet

KA3030D

6-Channel Motor Drive IC

www.fairchildsemi.com

Features

• Wide operating supply voltage range: 4.5V ~ 13.2V

• Built in TSD (Thermal shutdown) circuit

• Built in protection circuit for under or high voltage

• Built in mute circuit

• Built in speed control circuit

• Built in level shift (V-I converter)

Description

The KA3030D is a monolithic integrated circuit, suitable for a 6-ch motor drivers which drive focus actuator, tracking actuator, sled motor, spindle motor, loading motor and changer of CD system.

28-SSOPH-375

Typical Application

• Compact disk player (CDP)

• Video compact disk player (VCD)

• Automotive compact disk player (CDP)

Ordering Information

Device Package Operating Temp.

KA3030D 28-SSOPH-375 −25°C ~ +75°C

KA3030DTF 28-SSOPH-375 −25°C ~ +75°C

Rev. 1.0.1

February. 2000.

1

KA3030D

Pin Assignments

GND

DO4B

1234567 891011121314

DO1A

DO1B

DO4A

LO1A

FIN

(GND)

DI4

CTL1

REFINV

CC1

CTL2

LI2B

LI2A

DI3

DO3B

DO3A

GND

1516171819202122232425262728

KA3030D

DI1

LO1B

DI1A

FIN

(GND)

DI1B

GND

CC2

V

DI2

LO2A

LO2B

DO2A

DO2B

2

Pin Definitions

Pin Number Pin Name I/O Pin Function Description

1 DO1A O Drive output 1A (−) 2 DO1B O Drive output 1B (+) 3 LO1A O Logic output 1A 4 LO1B O Logic output 1B 5 DI1 I Drive input 1 6 DI1A I Logic input 1A 7 DI1B I Logic input 1B 8 GND - Ground 9V

CC2

10 DI2 I Drive input 2 11 LO2A O Logic output 2A 12 LO2B O Logic output 2B 13 DO2A O Drive output 2A (+) 14 DO2B O Drive output 2B (−) 15 GND - Ground 16 DO3A O Drive output 3A (−) 17 DO3B O Drive output 3B (+) 18 DI3 I Drive input 3 19 LI2A I Logic input 2A 20 LI2B I Logic input 2B 21 CTL2 I Speed control 2 22 V 23 REF

CC1

IN

24 CTL1 I Speed control 1 25 DI4 I Drive input 4 26 DO4A O Drive output 4A (+) 27 DO4B O Drive output 4B (−) 28 GND - Ground

- Supply voltage 2

- Power supply 1 I Reference & mute input

KA3030D

3

KA3030D

Internal Block Diagram

GND

DO4B

DO4A

DI4

CTL1

REFINV

CC1

FIN

(GND)

CTL2

LI2B

LI2A

DI3

DO3B

DO3A

GND

1516171819202122232425262728

DD

−

LEVEL SHIFT

+

LEVEL SHIFT

−

123 4567 891011121314

DO1A

+

−

+

DO1B

+

LO1A

SPEED CTL

LEVEL SHIFT

DDDD

LO1B

−

+

IN IN

DI1

LI1A

LI1B

SW

MUTE

BIAS

FIN

(GND)

BANGAP

REFERENCE

IN IN

LOGICLOGIC

H.V.P

T.S.D

U.V.P

GND

SPEED CTL

LEVEL SHIFT

CC2

V

DD

DI2

DD

LO2A

+

LEVEL SHIF T

−

+

−

LEVEL SHIFT +

DD

LO2B

DO2A

−

+

−

DO2B

4

Equivalent Circuit

Driver input (Except for loading motor driver) Driver output

KA3030D

2.5V

10k

10

18

25

5

10k

0.58k

20k

V

REF1

11221331441611

26

17

27

Loading motor driver input Loading motor speed control input

6

7 19 20

10k

21 24

10k

Bias

23

5

KA3030D

Absolute Maximum Ratings (Ta = 25°°°°C)

Parameter Symbol Value Unit

Maximum supply voltage V Power dissipation P Maximum output current I Operating temperature T Storage temperature T

NOTE:

1. When mounted on 76mm ×114mm ×1.57mm PCB (Phenolic resin material).

2. Power dissipation reduces 13.6mW / °C for using above Ta=25°C

3. Do not exceed Pd and SOA.

CCMAX

D

OMAX

OPR

STG

18 V

note

1700

1A

−25 ~ 75 °C

−55 ~ 150 °C

Power Dissipation Curve

Pd (mW)

3,000

2,000

mW

1,000

0

0 25 50 75 100 125 150 175

Recommended Operating Condition (Ta = 25°°°°C)

Parameter Symbol Value Unit

Operating supply voltage

NOTE:

V

(pin 22) ≤ V

CC1

V

(pin 22) must not exceed V

CC1

CC2

(pin 9)

note

CC2

(pin 9)

V

CC

Ambient temperature, Ta [°C]

4.5 ~ 13.2 V

6