IP5954A 4-CH MOTOR DRIVE IC DESCRIPTIONS IP5954A is a 4-CH motor driver for CDP/VCDP/DVDP systems. It is composed of 2-CH BTL driver with one input opamp and 2-CH BTL driver with current mode feedback. 28SSOPH-375 28SSOPH-375B ORDER INFORMATION FEATURES - 2-CH BTL driver - 2-CH BTL driver with current mode feedback - Built-in TSD (thermal shut down) circuit. - Built-in power save circuit - Built-in input opamp for SLED channel - Operating supply voltage (4.5V~13.2V). Device Order Coder Package IP5954A Packing Tube IP5954A-TF T&R 28SSOPH-375 IP5954AL Tube, Lead Free IP5954AL-TF T&R, Lead Free IP5954AB Tube IP5954A IP5954AB-TF T&R 28SSOPH-375B IP5954ABL Tube, Lead Free IP5954ABL-TF T&R, Lead Free BLOCK DIAGRAM Oct. 2004 (Rev. 1) www.interpionsemi.com -1- IP5954A 4-CH MOTOR DRIVE IC PIN CONNECTIONS PIN DESCRIPTIONS NO SYMBOL I/O 1 VinFC I 2 CFCerr1 - 3 CFCerr2 - 4 VinOP+ 5 NO SYMBOL I/O 15 VOTK+ O Tracking driver output(+) Error amp filter connection 1 16 for focus actuator 17 Error amp filter connection 2 for focus actuator 18 VOTK- O Tracking driver output(-) VOLD+ O Loading driver output(+) VOLD- O Loading driver output(-) I OPamp IN(+) for sled driver 19 PGND - Power Ground VinOP- I OPamp IN(-) for sled driver 20 VNFTK I 6 VOSL O OPamp out for sled driver Current feedback pin for Tracking actuator PVCC2 - Power supply voltage 2 VNFFC I Current feedback pin for focus actuator 21 7 22 SGND - Signal ground 8 SVCC - Signal supply voltage 23 VinLD I Loading input 9 PVCC1 - Power supply voltage 1 24 CTKerr2 - 10 PGND - Power ground Error amp filter connection 2 for Tracking actuator 11 VOSL- O Sled driver output(-) 25 CTKerr1 - Error amp filter connection 1 for Tracking actuator 12 VOSL+ O Sled driver output(+) 26 VinTK I Tracking input 13 VOFC- O Focus driver output(-) 27 BIAS I Bias input 14 VOFC+ O Focus driver output(+) 28 P/S O Power save Oct. 2004 (Rev. 1) DESCRIPTION Focus input www.interpionsemi.com DESCRIPTION -2- IP5954A 4-CH MOTOR DRIVE IC ABSOLUTE MAXIMUM RATINGS CHARACTERISTICS SYMBOL VALUE UNIT Maximum supply voltage VCCmax 15 V 28SSOPH-375 1.7 W 28SSOPH-375B 2.3 W Power dissipation Pd Operating temperature Topr -35 ~ +85 O Storage temperature Tstg -55 ~ 150 O C C Note> 1. When mounted on 70mm X 70mm X 1.6mm PCB (Phenolic resin material). 2. Power dissipation reduces 13.6 mW/OC for using above Ta=25OC 3. Do not exceed Pd and SOA. 3 28SSOPH-375 2 1 0 25 50 75 100 125 150 175 Power Dissipation (mW) Power Dissipation (mW) POWER DISSIPATION CURVE Ambient Temperature (°C) 3 28SSOPH-375B 2 1 0 25 50 75 100 125 150 175 Ambient Temperature (°C) RECOMMENDED OPERATING CONDITIONS CHARACTERISTICS SYMBOL VALUE UNIT Signal supply Voltage VCC1 4.5 ~ 13.2 V Power supply Voltage 1 PVCC1 4.5 ~ 13.2 V Power supply Voltage 2 PVCC2 4.5 ~ 13.2 V Oct. 2004 (Rev. 1) www.interpionsemi.com -3- IP5954A 4-CH MOTOR DRIVE IC ELECTRICAL CHARACTERISTICS (SVCC=8.0V,PVCC1=PVCC2=5V, f = 1kHz, RL=12ohm, Rs=0.5ohm, Ta = 25OC unless otherwise specified.) CHARACTERISTICS SYMBOL CONDITIONS MIN TYP MAX UNIT Quiescent circuit current Icc No Load - 14 - mA Power save on current Ips Pin28=GND - - 1 mA Power save on voltage Vmon Pin28=variation - - 0.5 V Power save off voltage Vmoff Pin28=variation 2.0 - - V Reference mute on voltage Vrmon Pin27=variation - - 0.7 V Reference mute off voltage Vrmoff Pin27=variation 1.3 - - V Pin1=Pin9=Pin22=Vref -15 0 15 mA 3.6 4.0 - V - 1.5 - A/V [ ACTUATOR DRIVE PART ] Output offset current Iooa Maximum output voltage Voma - Transmission gain 45 Gma Vin=0.1Vrms, f=1kHz Output offset voltage Vool Vin=Vref -80 - +80 mV Maximum output voltage Voml - 3.6 4.0 - V Closed-loop voltage gain Avfl Vin=0.1Vrms, f=1kHz 13.5 15.5 17.5 dB Slew rate SRl Vout = 4.0Vpp, Square - 1.5 - V/usec Ripple rejection ratio RRl Vin=0.1Vrms, f=120Hz 50 60 - dB [ LOADING DRIVE PART ] Oct. 2004 (Rev. 1) www.interpionsemi.com -4- IP5954A 4-CH MOTOR DRIVE IC ELECTRICAL CHARACTERISTICS (Continued) (SVCC=8.0V,PVCC1=PVCC2=5V, f = 1kHz, RL=12ohm, Rs=0.5ohm, Ta = 25OC unless otherwise specified.) CHARACTERISTICS SYMBOL CONDITIONS MIN TYP MAX UNIT -0.3 - 7.0 V [ SLED DRIVE INPUT OPAMP PART ] Common mode input range Input bias current Vicm Vbias=4.0V Ib - 30 300 nA Low level output voltage Vol - 0.1 0.3 V Output source current Isrc - 0.2 0.5 - mA Output sink current Isnk - 1 - - mA Output offset voltage Voos Vin=Vref -100 - +100 mV Maximum output voltage Voms SVCC=8.0V,PVCC1=PVC C2=5V, RL=12ohm - 6.0 - V Closed-loop voltage gain Avfs Vin=0.1Vrms, f=1kHz 18 20 22 dB Slew rate SRs Vout = 4.0Vpp, Square - 1.5 - V/usec Ripple rejection ratio RRs Vin=0.1Vrms, f=120Hz 50 60 - dB [ SLED DRIVE PART ] Oct. 2004 (Rev. 1) www.interpionsemi.com -5- IP5954A 4-CH MOTOR DRIVE IC TYPICAL APPLICATION CIRCUIT Oct. 2004 (Rev. 1) www.interpionsemi.com -6- IP5954A 4-CH MOTOR DRIVE IC INTERNAL CIRCUIT Pin no Pin name 1,23, 26,27 VinFC, VinLD, VinTK, Bias 2, 7, 20, 25 3, 24 Oct. 2004 (Rev. 1) Internal circuit 27 1 23 26 CFCerr1, VNFFC, VNFTK, CTKerr1 CFCerr2, CTKerr2 www.interpionsemi.com -7- IP5954A 4-CH MOTOR DRIVE IC INTERNAL CIRCUIT (Continued) Pin no Pin name 4,5 VinOP+, VinOP- 28 11， 12， 13， 14， 15， 16， 17， 18 Oct. 2004 (Rev. 1) Internal circuit PS VOSLVOSL+ VOFCVOFC+ VOTK+ VOTKVOLD+ VOLD- www.interpionsemi.com -8- IP5954A 4-CH MOTOR DRIVE IC PACKAGE DIMENSION 28SSOPH-375 Oct. 2004 (Rev. 1) www.interpionsemi.com -9- IP5954A 4-CH MOTOR DRIVE IC PACKAGE DIMENSION (Continued) 28SSOPH-375B Oct. 2004 (Rev. 1) www.interpionsemi.com - 10 -