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| New Products High torque and High spinning PWM System Motor Drive IC for Optical Disk AN41101A Overview AN41101A is the spindle motor drive IC for Optical disk which achieves low vibration and low power consumption by adopting phase control system which combines high torque and rotation and Direct PWM (pulse-duration modulation) drive system for low vibration. Unit : mm 14.000.10 (6.90) (5.45) 56 29 Features * Phase control system * Raised 50% rotation number by High torque motor when leading power factor operation (Compared to our previous product) * Achieved low noise and low vibration drive by adopting high efficiency of PWM. * Built-in Gain switching, PWM frequency switching, Chip temperature detecting terminal and Reverse detecting terminal. * Adopted small and slim packages 1 28 (1.00) 1.20 max (1.00) 0.10 (0.25) 0.50 0.200.05 0.10 M SEATING PLANE 0.100.10 0.150.05 0 to 8 0.500.10 HSOP056-P-0300 Application Covering all ReWriteable disks such as DVD-RAM or CDRW DVD-RAM. Block Diagram 24 Reverse detection 11 H1H 10 H1L 9 H2H 8 H2L 7 H3H 6 H3L 12 VH Hall bias 2 VC EC 14 13 ECR 56 20 21 4 Oscillator 30 31 29 Charge pump Upper pre-drive Lower pre-drive Thermal shut-down Temperature sensor 18 54 19 1 17 37 49 48 DMOS 3-phase bridge 44 38 40 46 VM2 VM1 A1 A2 A3 RCS2 RCS1 Generate FG Hall ampmatrix Distribution circuit Rotation direction START/STOP 16 The products and specifications are subject to change without notice. Please ask for the latest Product Standards to guarantee the satisfaction of your product requirements. New publication, effective from Jun.04 2002. M00523AJ 1 Kotari-yakemachi, Nagaokakyo, Kyoto 617-8520, Japan Tel. (075)951-8151 http://www.panasonic.co.jp/semicon/ SEATING PLANE (2.25) (3.70) 6.100.10 8.100.20 Terminal descriptions Brevity Code PWMSW VC N.C VDD N.C H3L H3H H2L H2H H1L H1H VH ECR EC N.C START TS GND BMS FG1 FG3 N.C N.C RD N.C N.C N.C N.C Brevity Code VPUMP BC1 BC2 N.C N.C N.C N.C N.C VM2 A3 N.C RCS2 N.C N.C N.C A2 N.C RCS1 N.C A1 VM1 N.C N.C N.C N.C CS N.C GSW No 1 2 3 4 5 6 7 8 9 10 11 12 13 14 15 16 17 18 19 20 21 22 23 24 25 26 27 28 Terminal Name PWM frequency switching terminal Phase shift control terminal N.C Power supply N.C Hall elements 3 negative input terminal Hall elements 3 positive input terminal Hall element 2 negative input terminal Hall element positive input terminal2 Hall element 1 minus input terminal Hall element 1 plus input terminal Hall Bias terminal Torque standard order input terminal Torque order input terminal N.C START/STOP switching terminal Chip temperature detecting terminal (O. C) GND terminal Break-mode switching terminal FG signal output terminal (O. C) x3 FG signal input terminal (O. C) N.C N.C Reverse detecting terminal (O. C) N.C N.C N.C N.C No 29 30 31 32 33 34 35 36 37 38 39 40 41 42 43 44 45 46 47 48 49 50 51 52 53 54 55 56 Terminal Name Charge pump set-up output Charge pump capacity connecting terminal1 Charge pump capacity connecting terminal2 N.C N.C N.C N.C N.C Motor power terminal 2 Drive output 3 N.C Current detecting terminal 2(Force) N.C N.C N.C Drive output 2 N.C Current detecting terminal 1(Force) N.C Drive output 1 Motor power terminal 1 N.C N.C N.C N.C Current detecting terminal (Sense) N.C Torque control Gain switching terminal Absolute Maximum Ratings Parameter Storage temperature Operating ambient temperature Supply voltage Symbol Tstg Topr VDD VM1 VM2 Rating -55 to 150 -30 to 85 6.0 14 Unit C C V V Note 1 1 2 Supply current Power dissipation Drive output voltage Drive output voltage Control signal input voltage Hall bias current IDD Pd I (o) V (m) V (n) IHB(I) 30 448 1500 15 0 to VDD 30 mA mW mA V V mA 3 Note) 4 o=38,40,46,48 m=38,44,48 n=1,2,13,14,16,1 9,56 I=6,7,8,9,10,11,1 2 Note 1) Except for the operating ambient temperature and storage temperature, all ratings are for Ta=25C. Note 2) The supply voltage of pressurization circuit will be more than Supply voltage. Refer to sheet No.5 Note 3) Refer to sheet No.6 Note 4) Refer to sheet No.7 Operating Supply Voltage Range Parameter Supply voltage range Symbol VDD VM1 VM2 Min. 4.5 10.8 Typ. 5.0 12.0 Max. 5.5 13.4 Unit V V Electric Characteristics (If not specifically mentioned, operating ambient temperature is 25C 2C,VDD=5.0V,VM1=VM2=12.0V) Parameter Entire Circuit current 1 Circuit current 2 Start/Stop Start voltage Stop voltage Hall Bias Hall bias voltage Hall amplifier Input bias Current In-phase input voltage range Minimum input level Torque control In-phase input voltage range Offset voltage Dead zone Input current Input/Output Gain 1 Input/Output Gain 2 Torque limit current Output Upper side ON resistance Upper side ON resistance FG FG1 output High level VSTART VSTOP Voltage to make circuit turns ON by LH Voltage to make circuit turns OFF by LH Symbol Condition Min. Typ. Max. Unit IDD1 IDD2 START=0V START=5V 0 6 0.1 12 mA mA 2.2 0.7 V V VHB IHB=20mA 0.7 1.0 1.3 V IBH VHBR VINH Determined by difference input 1.5 50 5.0 4.0 A V mVp-p EC ECOF ECDZ ECIN ACS1 ACS2 ITL RONU RONL EC=ECR=2.5V GSW=0V,RCS=0.22 GSW=5V,RCS=0.22 GSW=0V,RCS=0.22 IO=-500mA IO= 500mA 0.5 100 50 -5 0.64 0.32 720 0.86 0.43 900 3.9 100 200 1.07 0.53 1080 V mV mV A A/V A/V mA 0.22 0.28 0.45 0.55 FG1H FG1L FG2H FG2L VSBM VRBM IFG1= -0.01mA IFG1= 0.01mA IFG3= -0.01mA IFG3= 0.01mA 4.5 4.5 0.6 0.6 V V V V FG1 output Low level FG2 output High level FG2 output Low level BMS Short break voltage Reverse break voltage Short mode voltage Reverse mode voltage 2.2 0.7 V V Electric Characteristics (If not specifically mentioned, operating ambient temperature is 25C 2C,VDD=5.0V,VM1=VM2=12.0V) Parameter [Charge pump circuit ] Charge pump voltage VPUMP Symbol Condition Min. Typ. Max. Unit 14.0 20.0 V [Switching PWM oscillation] Input High level Input Low level [Reverse rotation detection] Normal rotation output voltage Reverse rotation output voltage VFD VRD IRD=-0.01mA IRD= 0.01mA 4.5 0.6 V V PWMH PWML 2.2 0.7 V V (Design reference data) Parameter [Thermal protection] Thermal protection operating temperature Thermal protecting maximum hysteresis error [Temperature sensor] Output voltage [Hall signal phase shift] Phase shift angle [PWM frequency] Oscillation frequency 1 Oscillation frequency 2 fPWMH fPWML PWMSW=5V PWMSW=0V 120 60 kHz kHz H VC=3V 60 Deg. VTS ITS=2mA 0.9 V TSDON TSD Symbol Condition Min. Typ. Max. Unit 160 45 C V Note The characteristics listed above are reference value based on the IC design and are not guaranteed. Package power dissipation 1.80 1.60 1.572 1.40 1.20 1.00 0.862 0.80 0.60 0.40 0.20 0 0 25 50 75 100 125 150 Area of safety operation Area of safety operation 10 1 ms 1.5 1s 100 ms 10 ms 1 IC (A) 0.1 0.01 14 1 10 VCE (V) 100 Phase condition of hall input and output voltage |
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