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| w w at .D w Sh a ee 4U t om .c HA13558AFH CD-ROM Combo Driver ADE-207-235C (Z) 4th Edition November 1, 1997 Description The HA13558AFH is combination of Spindle, Forcus, Tracking, Slider, Tray designed for CD-ROM and have following function and features. Functions * * * * * * * 1.5 A sensorless spindle driver 0.5 A BTL forcus driver 0.5 A BTL tracking driver 1.5 A H bridge slider motor driver 1.0 A H bridge tray motor driver Amplitude detector circuit Over temperature shut down (OTSD) Features * Sensorless spindle driver * Soft switching Drive * Low output saturation voltage (spindle) w w .D w t a S a e h t e U 4 .c m o w w w .D a aS t ee h 4U t om .c HA13558AFH Pin Arrangement CLKOSC COMM NC NC BESENS GND TAB 48 47 46 45 44 43 42 41 40 39 38 37 36 CT 35 PC 34 U 33 V 32 W 31 RNF VR1 AGC REF VCTL BRKSEL TRRIN 1 2 3 4 5 6 GND VSPN VBST B1 VPS B2 TAB TAB FCSIN FCSN FCSP TRRN TRRP NC 7 8 9 10 11 12 13 14 15 16 17 18 19 20 21 22 23 24 30 TRYN 29 TRYP 28 SLDS 27 SLDN 26 SLDP 25 SLDC COMPAIN COMPAVTH COMPAOUT PHASE VFCS GND TAB (Top view) 2 GND VSLD SLDIN CE TRYDIR TRYIN HA13558AFH Pin Description Pin No. 1 2 3 4 5 6 7 8, 9 10, 11 12 13 14 15 16 17 20 21 22 23 24 25 26, 27 28 29, 30 31 32, 33, 34 35 36 37, 39 Pin Name VR1 AGC REF VCTL BRKSEL TRRIN FCSIN FCSN & P TRRN & P NC COMPAIN COMPAVTH COMPAOUT PHASE VFCS VSLD SLDIN CE TRYDIR TRYIN SLDC SLDP & N SLDS TRYP & N RNF W, V, U PC CT BC2 & 1 Function Reference voltage. The IC's internal reference current is determined by this voltage and the external resistor Rref. AGC for the soft switching function. Holds the level used for IC internal processing fixed even if the B-EMF level fluctuates due to the rotation speed. Reference voltage for the spindle control input, the FCS driver control input, the TRR driver control input, and the SLD driver control input. Spindle control input. Generates forward torque when a voltage higher than REF is applied, and brake when a voltage lower than REF is applied. To select the brake (L: Short brake, H: Reverse brake) TRR driver control input. Takes the REF pin voltage as the reference. FCS driver control input. Takes the REF pin voltage as the reference. FCS driver output TRR driver output No connection Amplitude detection comparator input. Connect either the FCS or TRR driver output to this pin. Amplitude detection comparator threshold setting input. (Vin = 0.3 to 1.8 V) Amplitude detection comparator output Outputs the B-EMF zero cross phase. Power supply for the FCS driver, TRR driver, and control block Power supply for the slide motor driver and tray motor driver Slide control input. Takes the REF pin voltage as the reference. Chip enable Tray motor direction control Tray motor drive PWM control input Slide off timer time constant. The PWM off time is determined by the external capacitor and resistor Csld and Rref. Slide motor driver output Slide driver current detection Tray motor driver output Spindle driver current detection Spindle driver output Spindle driver output Spindle center tap Booster pumping capacitor connection 3 HA13558AFH Pin Description (cont) Pin No. 38 40 41 44 45 46 47 Pin Name VPS VBST VSPN BESENS NC NC COMM Function DC-DC converter control block power supply Booster output. This circuit generates a voltage about 1.5 V above that of the VPS pin. Spindle power supply Spindle B-EMF input sensitivity switching pin. 12V: GND short, 5V: open No connection No connection Sensorless motor startup oscillation time constant. The startup oscillation frequency is determined by the external capacitor and resistor Ccom and Rref. Clock oscillator circuit. The clock oscillator frequency is determined by the external capacitor and resistor Cclk and Rref. 48 CLKOSC 4 HA13558AFH Block Diagram VSPN 41 U V W B-EMF detection Commutation Ccom 47 COMM C103 2 AGC PHASE 16 (Open colector) BRKSEL 5 VCTL 4 Vspncl CE 22 Rref 1 Cclk 48 39 C104 37 C105 40 FCSIN 7 (VFCS--0.7)/2 0.5A BTL N TRRIN 6 0.5A BTL REF 3 N Amplitude detection 10 13 COMPAIN 14 COMPAVTH 20 VSLD P SLDIN 21 Csld 25 Vsldcl TRYIN 24 0.5A H Bridge TRYDIR 23 N 30 P SLD Control 1.5A H Bridge N 27 Rs 28 29 M TRY 26 M SLD P 8 11 TRR VBST P 17 VFCS 9 FCS Bias 44 BESENS CLK OSC CLK Curent control 35 OTSD PC Start-up circuit VBST 36 Forward or Brake 31 CT RNF Rnf U 1.5A SPN V Output W 34 33 SPN 32 C102 38 VPS COMPAOUT 15 (Open colector) TAB 5 HA13558AFH Truth Table Table 1 Overall CE L H OTSD X ON OFF SPN Driver Z Z ON FCS Driver Z Z ON TRR Driver Z Z ON SLD Driver Z Z ON TRY Driver Z Z ON Table 2 SPN Driver BRKSEL L VCTL > REF + Vdzspn REF Vdzspn < REF - Vdzspn H > REF + Vdzspn REF Vdzspn < 0.8V SPN Driver Forward torque Z Short brake Forward torque Z Reverse brake (Full) Table 3 FCS & TRR Drivers FCS & TRRIN REF REF P Output SINK SOURCE N Output SOURCE SINK Table 4 SLD Driver SLDIN > REF + Vdzsld REF Vdzsld < REF - Vdzsld P Output H H PWM N Output PWM Z H Table 5 TRY Driver TRYDIR L L H H TRYIN L H L H P Output Z L H H N Output H H Z L 6 HA13558AFH Timing Chart 1. Start-up of Spindle CE 0 Tc Vth1 COMM 10Tc 12Tc 14Tc 16Tc 16Tc 0 2Tc 4Tc 4Tc 4Tc 4Tc 4Tc 6Tc PHASE 0 + Iu 0 - + Iv 0 - + Iw 0 - 8Tc Vth2 B-EMF detection mask period Synchronous operating mode Reverse start-up operating mode Note: 1. An auto-restart circuit is included to prevent spindle start-up failures. 2. At spindle start-up time, set the VCTL-REF voltage difference to 1 volt or greater. 7 HA13558AFH 2. Commutation of Spindle + B-EMF 0 - PHASE 0 * Acceleration (switching mode) Iu + 0 - + 0 - + 0 - Iv Iw * Running (soft switching mode) Iu + 0 - + 0 - + 0 - Iv Iw 8 HA13558AFH Application +12V VSPN Ccom COMM C103 AGC PHASE VCTL BRKSEL CE MPU Rref VR1 Cclk OSC C104 B1 B2 C105 VBST FCSIN R102 VFCS R103 SERVO IC TRRIN COMPAOUT REF SLDIN Csld SLDC TRYIN TRYDIR TAB TRYN COMPAVTH TRRN COMPAIN C106 SLDP M SLDN Rs SLDS VSLD TRYP M TRY SLD TRRP TRR R104 BESENS FCSP FCS FCSN VFCS +5V U V W CT Rnf RNF PC C102 VPS 9 HA13558AFH External Components Parts No. R102, R103 R104 Rnf Rref Rs C102 C103 C104 C105 C106 Ccom Cclk Csld Recommended Value -- -- 0.47 3.3k 0.47 0.1F 0.1F 0.1F 0.47F -- -- 47pF 680pF Recommended range -- -- 0.27 3.3k 0.27 Purpose for Amplitude detection voltage setting for Amplitude detection filter SPN driver current detection resistor for Reference current setting SLD driver current detection resistor for Phase compensation for SPN driver current control for B-EMF amplitude AGC for Booster pomping for Booster output smoothing for Amplitude detection filter for Start-up oscillation for CLK oscillation for Slide control offtime determining time constant 2 3 4 1 2 to 4 5 Note Notes: 1. The SPN driver maximum output current is determined by the following formula. Here, Vspncl is the current limiter reference voltage. (See the electrical characteristics table.) Vspncl Iospnmax = Rnf 2. Determine this value using the following formula as a guideline. J 1 1 J Tcom = P * Kt * Ispnmax P * Kt * Ispnmax 8 4 Ccom = Tcom * Vr1 16 * Rref * Vthcom where, J : Spindle inertia [kg * cm * s2] P : Number of spindle motor poles [poles] Kt : Spindle motor torque constant [kg * cm / A] vthcom : Potential difference between the upper and lower Vth in the startup circuit (Vthcom 1.5V) 10 HA13558AFH 3. Determine this value using the following formula as a guideline. Vr1 is the VR1 (pin 7) voltage (See the electrical characteristics table.) and Vthclk is the potential difference between the upper and lower Vth. (Vthclk is about 1.0 V) Vr1 Cclk = 16 * fclk * Rref * Vthclk Also, the maximum spindle rotation speed depend on the Cclk as following figure. Cclk vs.Nmax Maximum spindle rotation speed Nmax (rpm) 8000 7500 7000 6500 6000 5500 5000 4500 4000 20 30 40 50 60 70 Rref = 3.3 k Cclk (pF) 4. Determine this value using the following formula as a guideline. Here, Vthsld is the SLD control circuit internal threshold voltage. (See the electrical characteristics table.) toffsld * Vr1 Csld = 8 * Rref * Vthsld 5. The SLD driver maximum output current Iosldmax is determined by the following formula. Here, Vsldcl is the current limiter reference voltage. (See the electrical characteristics table.) Vsldcl Iosldmax = Rs 11 HA13558AFH Absolute Maximum Ratings (Ta = 25C) Item Power supply voltage SPN supply voltage FCS & TRR supply voltage FCS & TRY supply voltage Input voltage SPN output current FCS & TRR output current TRY output current SLD output current Power dissipation Junction temperature Storage temperature Symbol Vps Vspn Vfcs Vsld Vin Iospn Iofcs Iotry Iosld PT Tj Tstg Rating 15 15 7 15 0 to Vfcs 1.5 0.5 1.0 1.5 5 150 -55 to +125 Unit V V V V V A A A A W C C 4 1 2 3 Notes 1 Notes: 1. Operating voltage range is shown below. Vps = 4.25 to 13.8V Vspn = 2.50 to 15.0V Vfcs = 4.25 to 5.75V Vsld = 4.25 to 13.8V Tjopr = 0 to +135C 2. Applied to CE, VCTL, FCSIN, TRRIN, SLDIN, TRYIN, TRYDIR and BRKSEL. 3. ASO of each output transistor is shown below. 4. Thermal resistance is shown below. j-tab 12C/W (preliminary) j-a1 30C/W (when mounted on 4 layer multi glass-epoxy board) SPN 5.0 3.0 2.0 1.5 t = 0.3 ms 5.0 3.0 2.0 1.5 t = 0.3 ms SLD 5.0 3.0 2.0 1.5 TRY t = 0.3 ms IC (A) IC (A) 0.5 t = 1 ms t = 5 ms 0.5 t = 1 ms t = 5 ms IC (A) 1.0 1.0 1.0 0.5 t = 1 ms 0.2 0.1 0.2 0.1 0.2 0.1 t = 5 ms 1 2 5 10 15 20 1 2 5 10 15 20 1 2 5 10 15 20 VCE (V) VCE (V) VCE (V) 12 HA13558AFH Electrical Characteristics (Ta = 25C, Vps = 12V, Vspn = 12V, Vfcs = 5V, Vsld = 12V) Item Quiescent current Symbol Ips0 Ifcs0 Ispn0 Isld0 Ips Ifcs Ispn Isld Logic input Low level voltage High level voltage Logic output SPN driver Low level voltage Leak current Output saturation voltage Leak current Current limiter voltage Logic input REF voltage range Dead zone voltage Soft switch voltage range Current control gain Input current Input current Iince Iin Vil Vih Vol Icer1 Vsatspn Icer2 Vspncl Iinctl Iinref Vref Vdzspn Vsoft1 Vsoft2 Gctl Min 0 0.25 0 0 7.0 26.0 0 2.2 0 -10 -- 2.0 0.08 -10 0.5 0 0.30 -10 -20 2.0 50 0.4 -- -14 Typ 0.01 0.38 0.135 0.01 12.0 40.0 0.11 3.0 70 0 -- -- 0.15 -- 1.0 2.2 0.33 0 0 -- 75 -- 2.0 -12.5 Max 0.10 0.56 0.17 0.10 18.0 54.0 0.3 4.5 100 +10 0.8 -- 0.4 +10 1.4 3.0 0.36 +10 +20 3.0 100 0.6 -- -11 Unit mA mA mA mA mA mA mA mA A A V V V A V mA V A A V mV V Vp-p dB Vref reference Vref reference VBEMF 3, 4, 31 2 3, 4 4 2 3 Vctl=0 to Vfcs VREF=2 to 3 Io=1mA Vce=15V Iospn=1.0A Vce=15V 31 4 3 2 32, 33, 34 7 15, 16 Test Conditions Vps=15.0V, CE=L Vfcs=7.0V, CE=L Vspn=14V, CE=L Vsld=15V, CE=L Vps=15.0V, CE=H Vfcs=7.0V, CE=H Vspn=14V, CE=H Vsld=15V, CE=H Vin=0 to Vfcs Applicable Pins 38 17 41 20 38 17 41 20 22 5, 23, 24 1 Note 13 HA13558AFH Electrical Characteristics (Ta = 25C, Vps = 12V, Vspn = 12V, Vfcs = 5V, Vsld = 12V) (cont) Item FCS & TRR driver Input current Output saturation voltage Output quiescent voltage Input conversion offset voltage Voltage gain Gain band width SLD & TRY driver Output saturation voltage Leak current Penetration current Transient response time Current limiter voltage SLD control Input current Current control gain Dead zone voltage Threshold voltage Charge current Amplitude detection VTH input voltage range Input current Hysteresis Offset voltage Symbol Iinfcs Vsatfcs Vqfcs Vosfcs Gvfcs Bfcs Vsatsld Vsattry Icer3 Iovlap tplh1 tphl1 Vsldcl Iinsld Gsld Vdzsld Vthsld Ichsld Vinth Iinco Vhysco Vofco Min -2 0.8 2.04 -20 5 100 1.3 1.7 -100 0 0 0 0.297 -10 -14 50 1.7 44 0.3 -10 70 -200 Typ 0 1.45 2.15 0 6 200 2.0 2.2 -10 0 0.2 0.2 0.33 0 -12.5 75 2.0 50 -- 0 100 0 Max +2 1.8 2.22 +20 7 -- 2.4 2.6 0 100 5 5 0.363 +10 -11 100 2.3 56 1.8 +10 130 +200 Unit A V V mV dB kHz V V A mA s s V A dB mV V A V A mV mV Vcompain=0 to VFCS -0.3V Rref=3.3k 14 13, 14 5 Vref reference 25 Vsldin=0 to Vfcs 28 21 3, 21, 28 4 4 Gv=-3dB Iosld=0.75A Iotry=0.7A Vce=15V 26, 27 29, 30 26 to 30 20 26 to 30 6 Test Conditions Vfcsin=0 to Vfcs Io=0.33A FCSIN=REF TRRIN=REF Applicable Pins 3, 6, 7 8, 9,10,11 Note 14 HA13558AFH Electrical Characteristics (Ta = 25C, Vps = 12V, Vspn = 12V, Vfcs = 5V, Vsld = 12V) (cont) Item CLK OSC Reference voltage Oscillation frequency Start-up circuit Oscillation frequency B-EMF Comp input sensitivity OTSD Operating temperature Hysteresis Tsd Thys Symbol Vr1 fCLK fcom Viemf Min 1.3 212 140 80 40 135 Typ 1.4 250 165 100 52 160 50 Max 1.5 288 190 130 70 -- -- Unit V kHz Hz mV mV C C Test Conditions Rref=3.3k Rref=3.3k, Cclk=100pF Rref=3.3k, Ccom=0.1F BESENS=0V BESENS OPEN Applicable Pins 1 48 47 32, 33, 34, 36 6 Note Note: 1. Ifcs shows a spec with the following conditions. Vcompavth = 0V, Vctl = Vsldin = Vfcsin = Vtrrin = REF = 2.5V, Vtryin = 0V, Rref = 3.3k, pin DDBST open. 2. See figure 1. Where Gctl = Vrnf Vctl Reverse Brake (Full) Short Brake Vdzspn Vspncl =1A Vrnf (V) 500mA Min @ VU, VV, VW = 1V 0 REF Vctl (V) Figure 1 3. Figure 2 show how switching occurs in SW mode and in SOFT SW mode. SW SOFT SW 0 0.5 VCTL (V) Figure 2 0.6 15 HA13558AFH 4. See figure 3. Where Gsld = Vrs Vsldin Vrs (V) Vdzsld Vsldcl REF 0 5. See figure 4. Vq+compavth Vofco Vhysco Vsldin (V) Figure 3 Vcompain Vq Vofco Vq-compavth Vhysco Vfcs Vcompaout 0 Figure 4 6. Design guide only. 7. When the W U phase is powered: Vsatspn = 1.3V Typ, 1.6V Max. 16 HA13558AFH Package Dimensions Unit: mm 17.2 0.2 14 37 17.2 0.2 24 0.65 2.425 0.13 M 0.17 0.05 0.15 0.04 1.6 0.825 0 - 8 2.7 4.85 36 25 48 1 2.425 4.85 13 12 0.30 0.08 0.27 0.06 0.825 0.10 0.07 3.05 Max 2.925 0.10 2.925 2.925 2.925 0.8 0.3 Dimension including the plating thickness Base material dimension Hitachi Code JEDEC EIAJ Weight (reference value) FP-48T -- -- 1.2 g 17 HA13558AFH When using this document, keep the following in mind: 1. This document may, wholly or partially, be subject to change without notice. 2. All rights are reserved: No one is permitted to reproduce or duplicate, in any form, the whole or part of this document without Hitachi's permission. 3. Hitachi will not be held responsible for any damage to the user that may result from accidents or any other reasons during operation of the user's unit according to this document. 4. Circuitry and other examples described herein are meant merely to indicate the characteristics and performance of Hitachi's semiconductor products. Hitachi assumes no responsibility for any intellectual property claims or other problems that may result from applications based on the examples described herein. 5. No license is granted by implication or otherwise under any patents or other rights of any third party or Hitachi, Ltd. 6. MEDICAL APPLICATIONS: Hitachi's products are not authorized for use in MEDICAL APPLICATIONS without the written consent of the appropriate officer of Hitachi's sales company. Such use includes, but is not limited to, use in life support systems. Buyers of Hitachi's products are requested to notify the relevant Hitachi sales offices when planning to use the products in MEDICAL APPLICATIONS. Hitachi, Ltd. Semiconductor & IC Div. Nippon Bldg., 2-6-2, Ohte-machi, Chiyoda-ku, Tokyo 100, Japan Tel: Tokyo (03) 3270-2111 Fax: (03) 3270-5109 For further information write to: Hitachi America, Ltd. Semiconductor & IC Div. 2000 Sierra Point Parkway Brisbane, CA. 94005-1835 USA Tel: 415-589-8300 Fax: 415-583-4207 Hitachi Europe GmbH Electronic Components Group Continental Europe Dornacher Strae 3 D-85622 Feldkirchen Mnchen Tel: 089-9 91 80-0 Fax: 089-9 29 30 00 Hitachi Europe Ltd. Electronic Components Div. Northern Europe Headquarters Whitebrook Park Lower Cookham Road Maidenhead Berkshire SL6 8YA United Kingdom Tel: 0628-585000 Fax: 0628-778322 Hitachi Asia Pte. Ltd. 16 Collyer Quay #20-00 Hitachi Tower Singapore 0104 Tel: 535-2100 Fax: 535-1533 Hitachi Asia (Hong Kong) Ltd. Unit 706, North Tower, World Finance Centre, Harbour City, Canton Road Tsim Sha Tsui, Kowloon Hong Kong Tel: 27359218 Fax: 27306071 Copyright ' Hitachi, Ltd., 1997. All rights reserved. Printed in Japan. 18 |
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