Combo (Spindle VCM) Driver ADE-207-250 Edition December 1997 Desc

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Combo (Spindle VCM) Driver ADE-207-250 Edition December 1997 Desc

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HA13566AF
Combo (Spindle VCM) Driver
ADE-207-250 Edition December 1997 Description
HA13566AF combination Spindle Driver designed have following functions features.
Functions
max/3-phase spindle motor driver driver retract driver serial interface control Commutation logic sensor-less motor Center pull-up driver half wave driver Soft switching matrix Charge pump Booster Power monitor OTSD
Features
output saturation voltage Spindle driver (@0.8 (@0.1 driver (@400 Soft switching drive Minimum surface mount package body size
HA13566AF
Arrangement
SPNCOMP VREF2 CDELAY
VCMN VCMP
LVI1 RETOUT RETPOW
DACOUT POWGOOD CHAGPMP DATA
PCOMP
SERENAB COMM PHASE
VCMIN VCC2
(Top view)
HA13566AF
Block Diagram
VCC2 C101
Amps PHASE COMM Commutation logic
EXTCOM
Soft switching matrix
SOFTSW BRAKE
Spindle driver
CHAGPMP VREF2 (1.25 SPNCOMP C105 C106
Center pull-up
HALF
Charge pump
SPNENAB
C102
Current control VCC2
PCOMP RETPOW C108 RETOUT R101 C103
Booster
FBOOST RETRACT POWGOOD
Retract VCMP
VCMIN DACOUT bit)
VCC2 SPNENAB BRAKE HALF EXTCOM SOFTSW RETRACT FBOOST VCMENAB 1.25 VCC2
Driver
VCMN
R103 C104 R104
(10MHz Max) DATA SERENAB
Serial port bit)
delay
LVI1
CDELAY C107
POWGOOD
HA13566AF
Serial Port
Construction
SERENAB DATA Decoder Serial port Mode Control Register Input Data Register Control Mode Control
Figure Serial Port Data construction Input Data Construction
selecting register
Register Data
Figure Input Data serial port required data A0). Address used select register follows. When data length less than bits, internal register will dated. when data length more than bits, this register will take late bits ignore faster bit.
Register Input data register VCMGAIN Mode control register
HA13566AF
Mode Control Register
Symbol SPNENAB BRAKE HALF EXTCOM SOFTSW VCMENAB RETRACT POLESEL FBOOST Spindle enable Brake enable Half wave drive External commutation Soft switching enable Retracting poles motor frequency Spindle disable Brake disable Full wave drive Internal commutation Switching disable retracting poles motor High frequency Note
Notes: spindle motor independently winding value MD2, during true. select commutation mode driving B-EMF sensing. (See Commutation timing) order prevent misdetection back-EMF amplifier, should chosen shown above table. determine operating frequency Booster Circuit. According frequency Input value should chosen shown below.
Input Data Register DD9: These input data used control output current driver shown follows.
VCMGAIN
Input data
Figure Input Data
HA13566AF
data determine transfer gain GVCM which specified relationship between input data input data register output current amplifier. (See under table)
DATA [mA] +199.2/RS 0.000 -200.0/R +24.9/RS 0.000 -25.0/R
Data Input Timing
SERENAB
1/2VCC2 Typ)
date point DATA
Latch point
20ns 20ns 50ns 40ns 40ns 40ns
Figure Input Timing Serial Port
SERENAB
Internal output
Conversion time
Figure Conversion Timing
HA13566AF
Commutation Timing
Commutation starting
1/fCOMM COMM Delay PHASE Pulsewidth 10µs
Synchronous (0.2s 0.3s) driving B-EMF sensing
Note: frequency COMM signal fCOMM designed follows. fCOMM (max) (Hz) (for begin synchronous driving)
fCOMM (min)
(Hz)
(for synchronous driving)
Where, Pole number spindle motor (Hz) Torque constant cm/A) Start current Moment inertia
HA13566AF
External Commutation Mode (Full Wave Drive)
B-EMF
PHASE Delay COMM
U-Current Switching mode
U-Current Soft switching mode
Note: Provided MPU.
HA13566AF
External Commutation Mode (Half Wave Mode)
B-EMF (VCC)
PHASE
COMM
U-Current Switching mode
U-Current Soft switching mode
HA13566AF
Internal Commutation Mode (Full Wave Mode)
B-EMF
PHASE
COMM
U-Current Switching mode
U-Current Soft switching mode
Note: When internal commutation mode selected, commutation motor automatically selected B-EMF sensing drive. don't open COMM terminal.
HA13566AF
Internal Commutation Mode (Half Wave Mode)
B-EMF
PHASE
COMM
U-Current Switching mode
U-Current Soft switching mode
HA13566AF
Application
C105 C101
VCC2 VCC2
C106 Spindle motor
Booster SPNCOMP VREF PHASE COMM CHAGPMP
C102
Serial data
POWGOOD PCOMP RETOUT DATA VCMP SERENAB
R101
C103 R103
DACOUT VCMIN
VCMN
C104 R104
CDELAY RETPOW
C107
C108
HA13566AF
External Component
Parts R101 R103, R104 C101 C102 C103, C104 C105 C106 C107 C108 Recommended Value 0.47 0.47 Purpose Integral constant Integral constant retract current stability Spindle current sense current sense Integral constant Power supply bypass Phase compensation spindle driver stability booster booster delay Retpower filter retract Notes
Notes: This integral constants designed follows. 9.55Kt Gctl Vref2
10C1
Where, Time constant servo loop Rotation number (rpm) Moment inertia Current sense resistor Gctl Control gain (see electrical characteristics) Vref2 Internal reference voltage (See electrical characteristics)
HA13566AF
retract current determined follows. Vretpow Vsatret Iret R101
where, coil Resistor. Vsatret Retout saturation voltage (See electrical characteristics) motor start current determined follows. Vref1
Where, Vref1 Current limiter reference voltage (See electrical characteristics) power reset delay time determined follows. (See electrical characteristics)
HA13566AF
Absolute Maximum Ratings 25°C)
Item Power supply voltage Spindle current current Retract current Input voltage Power dissipation 65°C) Power dissipation 100°C) Junction temperature Storage temperature range Symbol VCC2 Ispn Ivcm Iret Tstg Value +125 Units Notes
Notes: Operating voltage range 4.25 5.75 each output transistor shown below. Operating locus must with ASO. Thermal resistance shown below. 25°C/W 80°C/W Operating junction temperature range +125°C.
Collector Current
Collector Emitter Voltage
Figure Output Transistor (Spindle Driver)
HA13566AF
Collector Current
Collector Emitter Voltage
Figure Output Transistor (VCM Driver)
HA13566AF
Electrical Characteristics 25°C,
Item Supply current Logic input Input current Input high current Input voltage Input high voltage Clock frequency Logic output Output high voltage Output voltage Spindle driver Total saturation voltage Output leak current Current limiter reference voltage Current control gain B-EMF amps Charge pump Input sensitivity Input high voltage Input voltage Input high current Input dead current Input current Output current Icer1 Vref1 Gctl Vmin VIHCP VILCP IIHCP IIDCP IILCP Charge current Discharge current Output cutoff current Reference voltage driver input resistor Output quiescent voltage Output leak current Total output saturation voltage Ioff Vref2 Icer2 Vsatvcm Symbol ICC1 fCLK Vsatspn 1.32 VCC2/2 -150 1.39 VCC2/2 -200 1.46 VCC2/2 +10% 1.35 Units mVp-p Ivcm=400mA Ivcm=200mA R1=24k VILCP=0V R1=24k R1=24k VIHCP=5V =1mA IOL=1mA Ispn=0.8A Ispn=100mA MD3=1, VO=VCC+3V =1.0 Test Conditions Enable VIL=0V VIH=5V Applicable Terminal Note
HA13566AF
Electrical Characteristics 25°C, (cont)
Item driver Resolution output resistor Output current full scale Gain ratio Offset Symbol Ires Rout IFS1 IFS2 IFS1 IFS2 Ioff1 Ioff2 Ioff3 Linearity Gain Bandwidth ILIN Retract driver Retpow voltage Vretpow 1/512 Units DD9=1, RL=14 DD9=0, RL=14 RS=1.0, RL=14 Iret=100mA Iret=100mA DD9=1, RL=14 DD9=1, RL=14 Test Conditions Applicable Terminal Note
Retout saturation voltage Operating voltage Recovery voltage OTSD Power reset delay time Operating temperature Hysteresis
Vsatret Vrec Thys
3.55
3.85
4.15
C107=0.1µF
Note:
Design guide only Specified shorting between VCMIN DACOUT.
HA13566AF
Package Dimensions
Unit:
0.32 0.08 0.30 0.06
0.13
0.65
0.17 0.05 0.15 0.04
1.40 1.70
0.575
0.575
0.09 0.13 0.05
2.25 0.10 0.10
0.95 0.10 0.50 0.10
Hitachi Code JEDEC EIAJ Weight (reference value) FP-28T
Dimension including plating thickness Base material dimension
Cautions
Hitachi neither warrants grants licenses rights Hitachi's third party's patent, copyright, trademark, other intellectual property rights information contained this document. Hitachi bears responsibility problems that arise with third party's rights, including intellectual property rights, connection with information contained this document. Products product specifications subject change without notice. Confirm that have received latest product standards specifications before final design, purchase use. Hitachi makes every attempt ensure that products high quality reliability. However, contact Hitachi's sales office before using product application that demands especially high quality reliability where failure malfunction directly threaten human life cause risk bodily injury, such aerospace, aeronautics, nuclear power, combustion control, transportation, traffic, safety equipment medical equipment life support. Design your application that product used within ranges guaranteed Hitachi particularly maximum rating, operating supply voltage range, heat radiation characteristics, installation conditions other characteristics. Hitachi bears responsibility failure damage when used beyond guaranteed ranges. Even within guaranteed ranges, consider normally foreseeable failure rates failure modes semiconductor devices employ systemic measures such failsafes, that equipment incorporating Hitachi product does cause bodily injury, fire other consequential damage operation Hitachi product. This product designed radiation resistant. permitted reproduce duplicate, form, whole part this document without written approval from Hitachi. Contact Hitachi's sales office questions regarding this document Hitachi semiconductor products.
Hitachi, Ltd.
Semiconductor Integrated Circuits. Nippon Bldg., 2-6-2, Ohte-machi, Chiyoda-ku, Tokyo 100-0004, Japan Tel: Tokyo (03) 3270-2111 Fax: (03) 3270-5109
NorthAmerica http:semiconductor.hitachi.com/ Europe Asia (Singapore) Asia (Taiwan) Asia (HongKong) Japan further information write
Hitachi Semiconductor (America) Inc. East Tasman Drive, Jose,CA 95134 Tel: (408) 433-1990 Fax: <1>(408) 433-0223 Hitachi Europe GmbH Electronic components Group Dornacher D-85622 Feldkirchen, Munich Germany Tel: <49> (89) 9180-0 Fax: <49> (89) Hitachi Europe Ltd. Electronic Components Group. Whitebrook Park Lower Cookham Road Maidenhead Berkshire 8YA, United Kingdom Tel: <44> (1628) 585000 Fax: <44> (1628) 778322 Hitachi Asia Pte. Ltd. Collyer Quay #20-00 Hitachi Tower Singapore 049318 Tel: 535-2100 Fax: 535-1533 Hitachi Asia Ltd. Taipei Branch Office Hung Building. No.167, Tun-Hwa North Road, Taipei (105) Tel: <886> 2718-3666 Fax: <886> 2718-8180 Hitachi Asia (Hong Kong) Ltd. Group (Electronic Components) 7/F., North Tower, World Finance Centre, Harbour City, Canton Road, Tsim Tsui, Kowloon, Hong Kong Tel: <852> 9218 Fax: <852> 0281 Telex: 40815 HITEC
Copyright Hitachi, Ltd., 1999. rights reserved. Printed Japan.

Combo (Spindle VCM) Driver ADE-207-250 Edition December 1997 Desc

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