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NXP Semiconductors |
INTEGRATED CIRCUITS
DATA SHEET
OM5193H
Disk drive spindle and VCM with
servo controller
Product specification
File under Integrated Circuits, IC11
1998 Nov 02
Philips Semiconductors
Disk drive spindle and VCM with
servo controller
Product specification
OM5193H
CONTENTS
1
1.1
1.2
1.2.1
1.2.2
1.3
2
3
3.1
3.2
3.3
3.4
4
5
6
7
8
8.1
8.2
8.3
8.3.1
8.3.2
8.4
8.4.1
8.4.2
8.4.3
8.4.4
8.4.5
8.5
8.6
8.7
8.8
8.9
8.10
8.11
8.12
8.13
8.14
8.15
8.16
8.17
8.17.1
8.17.2
8.18
FEATURES
Servo control
Motor control
Spindle motor driver
Voice coil motor driver
Miscellaneous items
APPLICATIONS
GENERAL DESCRIPTION
Overview
Servo controller
Spindle and voice coil motor
Safety functions
QUICK REFERENCE DATA
ORDERING INFORMATION
BLOCK DIAGRAMS
PINNING
FUNCTIONAL DESCRIPTION
Serial interface
Commutation and sleep mode
Commutation control
Blanks, Watchdog and Start-up delays
Comdelim delay
10-bit ADC with 7 analog inputs
Input channels
Input ranges
Conversion modes
Programming register#0
Converter clock frequency values
10-bit VCM DAC
Reference voltage
Stand-alone op-amps
Analog switch
Charge pump voltage
Spindle driver
VCM driver
Park the VCM
Precharge the VCM
Brake the motor
Power-on reset
Thermal monitor and shutdown
Power supply isolation
External isolation diode
External power FET
Thermal behaviour
9 LIMITING VALUES
10 HANDLING
11 THERMAL CHARACTERISTICS
12 CHARACTERISTICS
13 APPLICATION INFORMATION
14 PACKAGE OUTLINE
15 SOLDERING
15.1 Introduction
15.2 Reflow soldering
15.3 Wave soldering
15.4 Repairing soldered joints
16 DEFINITIONS
17 LIFE SUPPORT APPLICATIONS
1998 Nov 02
2
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