M56753FP

M56753FP MITSUBISHI | Alldatasheet

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2-CHANNEL ACTUATOR MOTOR DRIVER M 56753FP MITSUBISHI <CONTROL / DRIVER IC> PA DES CRIPT IO N The M56753FP is a semiconductor IC developed as the motor driver used DVD, DVD-ROM, CD-ROM and CD Player. This device include 2channel BTL drivers and can drive 2 actuators with one IC at the same time. Also, the mute circuit, thermal protection circuit and VREF voltage monitor circuit functions are included. FEAT URES l Low output saturation voltage (typ. 1.35V at 0.5A). l Wide operating supply voltage range (4.5 to 15V). l High current drive capability (maximum 0.9A). l Low crossover distortion. l High frequency capability. APP LICAT IO N DVD, DVD-ROM CD-ROM, CD PLAYER B LOC K D IAGR A M PIN C O N FIG URAT IO N TO P VIEW Outline 36P2R-D CTL1OUT GND VCC1 VBS1 OPOUT IN+ CTL1- CTL1+ VM1- VM1+ IN- TSDS VREF GND VBS2 VCC2 VM2- VM2+ CTL2OUT CTL2+ CTL2- MUTE2B N.C N.C MUTE1 MUTE2A CH1 MUTE MUTE1 CH1 VM1+ VM1-CTL1- 5k 5k 5k 5k CTL+ 25k 25k 25k 25k IN+ IN- CTL1OUT H L or Open : Mute Off VBS2 GND VBS2 GND MUTE2A CH2 MUTE CH2 VM2+ VM2- 5k 5k 5k 5k 25k 25k 25k 25k TSDS VCC2 12v VBS2 12v MUTE2B H,H Mute ON VREF PA + - + - PA +- 1.4V PA TSD VCC1 12v VBS1 12v CTL2+ CTL2- CTL2OUT VCC1 VCC1 VCC 2 VCC 2 M56753FP OPOUT -0.35V -0.35V N.C : no connection :Mute On

2-CHANNEL ACTUATOR MOTOR DRIVER M 56753FP MITSUBISHI <CONTROL / DRIVER IC> , , , , , , , , and pins , pins , pins 0 – Vcc Symbol Limits Min. Typ. Max. UnitParameter REC O M M ENDE D O PERA TIN G C O NDITIO N S VCC1,2 VBS1,2 VCC+1 V V Symbol Ratings UnitParameter Conditions ABS O LUT E M AXIM UM RA TING S (Ta=25˚C) VBS VCC IO Vin Pd Kq Tj Topr Tstg Bootstrap Power Supply VCC =VBS =12V 900 4.5 27.8 150 -20 – +75 -40 – +150 V V mA V W ˚C/W Power Supply Output Current Maximum Input Voltage of each Terminals Power Dissipation Thermal Derating Junction Temperature Operating Temperature Storage Temperature With infinite heatsink With infinite heatsink Power Supply Bootstrap Power Supply Pin No. SymbolPin No. FunctionSymbol PIN D ESCRIPT IO N S VBS1 VCC1 IN- IN+ OPOUT VM1+ GND VM1- CTL1OUT CTL1+ CTL1- TSDS VREF Bootstrap power supply 11 GND CH1 Amp. inverted output CH1 input Amp. output CH1 Amp. non-inverted input CH1 Amp. inverted input Thermal monitor to7 12 Function N.C N.C CTL2+ CTL2OUT VM2- GND VM2+ MUTE2B MUTE2A MUTE1 VCC2 VBS2 CH2 Amp. non-inverted output CH2 mute B CH2 mute A CH1 mute Power supply 2 Bootstrap power supply 2 to25 30 Power supply 1 Op-Amp. non-inverted input Op-Amp. output CH1 Amp. non-inverted output CH2 Amp. inverted input CH2 Amp. non-inverted input CH2 input Amp. output CH2 Amp. inverted output GND Op-Amp. inverted input Reference voltage input CTL2- 1 36 2 35 3 4 15 16 18 21 22 32 33 34

2-CHANNEL ACTUATOR MOTOR DRIVER M 56753FP MITSUBISHI <CONTROL / DRIVER IC> VREF (2.5V) VREFM (5.65V) 0.5V VM1- 2.5V VM1+ 2.5V VM+ VM- VREF Non-inverted Amp. (Gain = 5.0 times) Inverted Amp. (Gain = 5.0 times) Reference Voltage VREFM =5.65V CTL+ Input C H 1 and C H 2 Inpu tand O utputC haracteristics R R CTL- CTLOUT Input , , , pins current at VREF =VCTL =2.5V, MUTE=5V. Limits Min. Typ. Max.Symbol Test conditions UnitParameters EL ECT R ICAL CHARACT ERISTICS (Ta=25˚C, Vcc1=Vcc2=VBS2=12V, Load=0, unless otherwise noted) ICC 1 1.0 2.0 mA ICC 2 4.5 7.0 mA ICC 3 23 37 mA VSAT 1 1.9 V VSAT 2 0.7 1.0 V VREF =VCTL =2.5V, VCC =VBS =5V (CTL Amp.=buffer.)VOFS 1 -27 +27 mV VREF =VCTL =2.5V, VCC =VBS =12V (CTL Amp.=buffer.)VOFS 2 -78 +78 mV GAIN 19.1 20 20.8 dB VMUTE ON 2.0 VCH2 is Mute-ON mode when MUTE2A=H and MUTE2B=H condition. 1.35 VMUTE OFF 0.8 V IMUTE VCTLIN 190 250 VBS -1.2 mA V MUTE1=MUTE2A=MUTE2B=5V A1 and A2 Amps. 1.5 , , , pins current at VREF =0. VA3OUT VA3OFS 1.0 VBS -1.0 V mV 1.4 1.8 V Load=0 Load=0 W hen VREF voltage is under this values, M56753FP makes the Bias shut off.VREFS -1 -0.37 0.1 mAVREF =2.5V 1.25V£VCTL £3.75VVREF1 VA3IN 0 VCTLOUT VBS -1.0 VA1 and A2 Amps. Load=0 1.0 VBS -1.9 V Power Supply Current-1 (at Enable condition) Power Supply Current-2 (at Mute condition) Power Supply Current-3 Output saturation voltage Output saturation voltage (at Bootstrap) Output Amp. Offset voltage 1 Output Amp. Offset voltage 2 Voltage Gain between input and output Mute ON voltage Mute OFF current Mute input current CTL Amp. Output voltage range CTL Amp. Input voltage range A3 Amp. Input voltage range A3 Amp. Output voltage range A3 Amp. Offset voltage VREF Monitor Voltage VREF Input current , , , pins current at VREF =VCTL =2.5V, MUTE=0V. Top and Bottom power Transistors saturation voltage(at Io=0.5A). (CTL Amp.=buffer.){VM(+)-VM(-)} (VCTL -VREF ) 1 2 35 36 1 2 35 36 1 2 35 36

2-CHANNEL ACTUATOR MOTOR DRIVER M 56753FP MITSUBISHI <CONTROL / DRIVER IC> 50 75 100 125 150 Ambient temperature (Ta) Power dissipation (Pd) 1.0 2.0 3.0 4.0 5.0 1.2 4.5 Them alD erating With infinite heatsink Without heatsink Output saturation voltage–Load Current Characteristics. V BS CC =12V No-Bootstrap condition : V BS =13V, V CC =12V Bootstrap condition : TYPICAL CHARAC TER ISTIC S Frequency C haracteristics 0.06 0.12 0.18 0.24 0.30 0.07 0.15 0.23 0.31 0.40 0.84 0.89 0.95 1.00 1.05 Output voltage (V) (mA) 100 200 300 400 500 The voltage range that is able to drive a motor. Bottom side saturation voltage Top side saturation voltage 0.3 0.6 1 3 6 10 30 60 100 (dB) GAIN -20 -40 0.030.06 0.1 300 600 180 -90 -180 (deg) PHASE FREQUENCY PHASE GAIN Top side saturation voltage at Bootstrap condition (W) (˚C) (KHz)

2-CHANNEL ACTUATOR MOTOR DRIVER M 56753FP MITSUBISHI <CONTROL / DRIVER IC> Input Input(+) Input (-) H L L H Stop SB F orward Reverse Tra y Shut off If MUTE2A and MUTE2B a re connected to Input(+) and Input(-), this device can be shut off the output when Input(-) and Input(+) are High condition. APP LICAT IO N CIRCUI T This show the 4 actuators drive circuit using two M56753FP. Focus Tray Tracking Traverse Input (-) Input (+) + - VM2- PA R R CTL2+ Vrefm2=5.65V CTL2- VM2+ PA R R CTL1OUT VREF CTL2OUT IN+ IN- OPOUT MUTE1 MUTE2A MUTE2B CH2MUTE VM1- PA R R CTL1+ Vrefm1=5.65V CTL1- VM1+ PA R R M VM2- PA R R CTL2+ Vrefm2=5.65V CTL2- VM2+ PA R R CTL1OUT VREF CTL2OUT IN+ IN- OPOUT MUTE1 MUTE2A MUTE2B CH2MUTE VM1- PA R R CTL1+ Vrefm1=5.65V CTL1- VM1+ PA R R M VREF Input (Offset revise resistance) VREF VREF (Offset revise resistance) Input (Offset revise resistance VREF DSP 12V VBS1 VCC1 VCC2 VBS2 12V VBS1 VCC1 VCC2 VBS2