ka3010d Fairchild Semiconductor, ka3010d Datasheet

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ka3010d

Manufacturer Part Number
ka3010d
Description
4-ch Motor Driver
Manufacturer
Fairchild Semiconductor
Datasheet

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KA3010D
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CD-ROM PRODUCTS
4-CH MOTOR DRIVER
The KA3010D is a monolithic integrated circuit, and
suitable for 4-CH motor driver which drives tracking
actuator, focus actuator, sled motor and loading motor
of CD/CD-ROM/DVD system, and can also drive
spindle motor of CD system.
FEATURES
BLOCK DIAGRAM
1999 Fairchild Semiconductor Corporation
1-phase, full-wave, linear DC motor driver
Wide dynamic range:
— V
— V
Output gain adjustable
Built in op-amp
Built in mute function
Built in level shift circuit
Built in thermal shutdown function
CC
CC
=5V, R
=12V, R
Level
shift
28
1
L
=8
L
=24
Level
shift
27
2
+
10k
V
26
+
3
OM
V
10k
OM
10k
=3.0V
25
4
=9.5V
10k
24
5
23
6
MIC-99D001
January 1999
22
7
50k
MUTE
ORDERING INFORMATION
KA3010D
50k
Device
TSD
21
8
20
9
28-SSOPH-375
10k
10k
Package
19
10
10k
10k
28-SSOPH-375
18
11
+
+
Level
shift
17
12
Level
shift
Operating Temperature
16
13
20 C ~ +75 C
15
14
KA3010D
Rev. B
1

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ka3010d Summary of contents

Page 1

... CD-ROM PRODUCTS 4-CH MOTOR DRIVER The KA3010D is a monolithic integrated circuit, and suitable for 4-CH motor driver which drives tracking actuator, focus actuator, sled motor and loading motor of CD/CD-ROM/DVD system, and can also drive spindle motor of CD system. FEATURES • 1-phase, full-wave, linear DC motor driver • ...

Page 2

... Drive CH 2 input (Adjustable) 10 CH2-I I Drive CH 2 input 11 CH2-O O Drive CH 2 output (+) 12 CH2-O O Drive CH 2 output ( ) 13 GND Power ground 14 AMP-O O Op-amp output 2 FIN (GND KA3010D FIN (GND) Description Pin No. Symbol 15 AMP AMP-I (+) 17 CH3-O 18 CH3-O 19 CH3-I 20 CH3-GA 21 VCC2 22 VCC1 23 BIAS ...

Page 3

... EQUIVALENT CIRCUITS Driver input CH-I 10k (3, 10, 19, 25 Pin) CH-GA (4, 9, 20, 24 Pin) 100 Bias 23 Pin 300 Opamp input 15 Pin 10k 10k 1k 7 Pin Op-amp output 50 15 Pin 50 MIC-99D001 January 1999 KA3010D Driver output CH-O (2, 11, 18, 26 Pin) CH-O (1, 12, 17, 27 Pin) Mute 50k 50k 14 Pin 3 ...

Page 4

... KA3010D ABSOLUTE MAXIMUM RATING (Ta=25 C) Characteristics Maximum supply voltage Power dissipation Operating temperature Storage temperature NOTE: 1. When mounted on 50mm 50mm 2. Power dissipation reduces 13.6mW / C for using above Ta= not exceed Pd and SOA. Pd (mW) 3,000 2,000 1,000 RECOMMENDED OPERATING CONDITION (Ta=25 C) Characteristics Supply voltage ...

Page 5

... CC V OLOP I RL=50 SINK V 1=V 2=12V, RL= RL=50 SOURCE V 1=V 2=12V, RL= 75dB, 1kHz 100Hz, 2Vp 20dB, 120kHz OP IN CMRR V = 20dB, 1kHz IN MIC-99D001 January 1999 KA3010D Min. Typ. Max. Unit 2.0 3.0 V 6.5 9.5 V 10.5 12 2 300 ...

Page 6

... KA3010D APPLICATION INFORMATION 1. MUTEM Pin #7 Mute circuit High Turn-off Low Turn-on Open Turn-on • When the mute pin #7 is open or the voltage of the mute pin #7 is below 0.5V, the mute circuit is activated so that the output circuit will be muted. • When the voltage of the mute pin is above 2V, the mute circuit is stopped and the output circuit is operated normally. • ...

Page 7

... Buffer + Level shift I Buffer + I is fed into the driver buffer. , then the direction of the motor in forward REF , then the direction of the motor in reverse REF MIC-99D001 January 1999 KA3010D 14 pin AMP CH-O CH-O (1, 12, (2, 11, 17, 27 Pin) 18, 26 Pin ...

Page 8

... KA3010D 5. Connect a by-pass capacitor, 0.1 F between the supply voltage source. 6. Radiation fin is connecting to the internal GND of the package. Connect the fin to the external GND CC1 V 21 CC2 104 MIC-99D001 January 1999 CD-ROM PRODUCTS ...

Page 9

... V vs. output current CC I [A] 1.0 O 0.9 0.8 0.7 0.6 0.5 0.4 0.3 0.2 0.1 0.0 4 vs. Vout CC Vout MIC-99D001 January 1999 KA3010D : 8 Ohm Load : 16 Ohm Load : 24 Ohm Load [ Ohm Load : 16 Ohm Load : 24 Ohm Load V [ ...

Page 10

... KA3010D TEST CIRCUIT 100 F 2.5V VCC KA3010D VCC + 100 F ~ MIC-99D001 January 1999 CD-ROM PRODUCTS ...

Page 11

... CD-ROM PRODUCTS APPLICATION CIRCUIT Tracking Actuator Focus Actuator 2. 100 KA3010D From Micom To bias Servo pre-amp MIC-99D001 January 1999 Sled M Mtor Loading M (Spindle) Motor KA3010D 11 ...

Page 12

... KA3010D PACKAGE DIMENSION 12 MIC-99D001 January 1999 CD-ROM PRODUCTS ...

Page 13

... TRADEMARKS The following are registered and unregistered trademarks Fairchild Semiconductor owns or is authorized to use and is not intended exhaustive list of all such trademarks. ACEx™ CoolFET™ CROSSVOLT™ CMOS FACT™ FACT Quiet Series™ ® FAST FASTr™ ...

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