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MITSUBISHI M56782FP 4 CHANNEL ACTUATOR DRIVER DESCRIPTION The M56782FP is a semiconductor integrated circuit in order to drive 4ch actuator. PIN CONFIGURATION (TOP VIEW) IN1+ VBS1 Vm1 IN1OUT1 VM1VM1+ 1 2 3 4 5 6 7 8 9 42 41 40 39 38 37 36 35 34 OUT3 IN3VBS2 Vm2 IN3+ VM3VM3+ FEATURES q Large power dissipation q 3.3V DSP available. q Low saturation voltage. (Typical 1.35V at load current 0.5A and no bootstrap condition.) q There are two motor power supplies. Vm1 CH1, 2 motor power supply-1 Vm2 CH3, 4 motor power supply-2 q Flexible Input amp. setting. (It enables PWM control.) q Low cross-over distortion. q Wide supply voltage range. (4.5V - 13.2V) q Built-in Thermal Shut Down circuit. q Built-in Mute circuit. M56782FP 10 GND 33 32 31 30 29 28 27 26 25 24 23 22 VM4+ VM4IN4+ IN4OUT4 VREFO VREF GND 11 12 13 14 APPLICATION MD, CD-audio, CD-ROM, VCD, DVD etc. VM2+ VM2OUT2 IN2IN2+ MUTE SS.GND 15 16 17 18 19 20 21 Outline 42P9R-A BLOCK DIAGRAM Vm1 3 VBS1 2 VBS2 40 Vm2 39 IN1+ 1 IN1- 4 OUT1 5 VM1(+) 7 VM1(-) 6 + + + + + - VBS1 E1 VBS1 R R + Vm1 Vm2 + - R R VBS2 E3 VBS2 + 41 IN338 IN3+ 42 OUT3 + + 36 VM3(+) 37 VM3(-) CH1 x5 VBS1 Vrefm1 Vrefm2 CH3 x8 VBS2 CH4 x8 VM2(+) 15 VM2(-) 16 OUT2 17 IN2- 18 IN2+ 19 VREFO 23 CH2 x5 VREFO BIAS + VBS1 E2 VBS1 VREF 20 MUTE 21 SS.GND Low,Open MUTE ON BIAS VBS1 VBS1 TSD + + 28 VM4(+) 27 VM4(-) 25 IN426 IN4+ 24 OUT4 VBS2 E4 + VREF 22 + 8 to 14 29 to 35 GND (14PINS) MITSUBISHI M56782FP 4 CHANNEL ACTUATOR DRIVER PIN FUNCTION Terminal 1 2 3 4 5 6 7 8 Symbol IN1+ VBS1 Vm1 IN1OUT1 VM1(-) VM1(+) GND VM2(+) VM2(-) OUT2 IN2IN2+ MUTE SS.GND Terminal function E1 amplifier non-inverted input Bootstrap power supply Motor power supply E1 amplifier inverted input E1 amplifier output CH1 inverted output CH1 non-inverted output Motor GND CH2 non-inverted output CH2 inverted output E2 amplifier output E2 amplifier inverted input E2 amplifier non-inverted input mute Small signal GND Terminal 42 41 40 39 38 37 36 29 Symbol OUT3 IN3VBS2 Vm2 IN3+ VM3(-) VM3(+) GND VM4(+) VM4(-) IN4+ IN4OUT4 VREFO VREF Terminal function E3 amplifier output E3 amplifier inverted input Bootstrap power supply Motor power supply E3 amplifier non-inverted input CH3 inverted output CH3 non-inverted output Motor GND CH4 non-inverted output CH4 inverted output E4 amplifier non-inverted input E4 amplifier inverted input E4 amplifier output Reference voltage output Reference voltage input - 15 16 17 18 19 20 21 14 - 28 27 26 25 24 23 22 35 ABSOLUTE MAXIMUM RATING (Ta = 25C) Symbol VBS Vm Io Vin Pt K Tj Topr Tstg Parameter Bootstrap power supply Motor power supply Output Current Maximum input voltage of terminals Power dissipation Thermal derating Junction temperature Operating temperature Storage temperature VBS power supply Vm power supply , 4 , 18 , , 26 , 38 , Free Air Free Air 1 25 19 41 Conditions Rating 15 15 500 0 - VBS1 0 - VBS2 1.2 9.6 150 -20 - +75 -40 - +150 Units V V mA V V W mW/C C C C , 20 , 22 PIN PIN MITSUBISHI M56782FP 4 CHANNEL ACTUATOR DRIVER RECOMMENDED OPERATING CONDITIONS Symbol Vm1, Vm2 VBS1,VBS2 Parameter Motor power supply Bootstrap power supply Min. Limits Typ. 5.0 Vm + 1.0 Max. Units V V ELECTRICAL CHARACTERISTICS (Ta = 25C, VBS = Vm = 5V unless otherwise noted) Symbol ICC1 ICC2 Vsat1 Voff1 Voff2 Voff3 Voff4 Gain1 Gain2 Gain3 Gain4 Parameter Supply current - 1 Supply current - 2 CH1 - 4 Saturation voltage CH1 output offset voltage CH2 output offset voltage CH3 output offset voltage CH4 output offset voltage CH1 Voltage Gain between input and output CH2 Voltage Gain between input and output CH3 Voltage Gain between input and output CH4 Voltage Gain between input and output Conditions VBS1, VBS2, Vm1, Vm2 current VBS1, VBS2, Vm1, Vm2 current at Sleep Mode (MUTE1 = MUTE2 = 0V). Top and Bottom saturation voltage. Load current 0.5A and no bootstrap. VREFO = OUT1 = 1.5V VREFO = OUT2 = 1.5V VREFO = OUT3 = 1.5V VREFO = OUT4 = 1.5V {VM1(+) - VM1(-)} (OUT1 - VREFO) {VM2(+) - VM2(-)} (OUT2 - VREFO) {VM3(+) - VM3(-)} (OUT3 - VREFO) {VM4(+) - VM4(-)} (OUT4 - VREFO) Min. -- -- -- -41 -41 -47 -47 4.5 4.5 7.2 7.2 Limits Typ. 35 1.3 1.35 -- -- -- -- 5 5 8 8 Max. 50 2.2 1.9 41 41 47 47 5.5 5.5 8.8 8.8 Units mA mA V mV mV mV mV V/V V/V V/V V/V MITSUBISHI M56782FP 4 CHANNEL ACTUATOR DRIVER ELECTRICAL CHARACTERISTICS (Ta = 25C, VBS = Vm = 5V unless otherwise noted) Symbol VinE VoutE VofE IinE VinVREF VofVREF IinVREF Vmute-on Vmute-off Imute Parameter E1, 2, 3, 4, amplifier input voltage range E1, 2, 3, 4, amplifier output voltage range E1, 2, 3, 4, amplifier offset voltage E1, 2, 3, 4, amplifier input current VREF amplifier input voltage range VREF amplifier offset voltage VREF amplifier input current Mute-on voltage Mute-off voltage Mute terminal input current Conditions E1, E2 amp E3, E4 amp E1, E2 amp (no load) E3, E4 amp (no load) Vin = 1.5V (at buffer) IN+ = IN- = 1.5V Min. 0.5 0.5 0.5 0.5 -10 -1.0 1.0 Vin = 1.5V and 2mA load VREF = 1.5V Mute-on Mute-off Mute terminal input current (at 5V input voltage) -10 -1.0 -- 2.0 -- Limits Typ. -- -- -- -- -- -0.05 -- -- -0.05 -- -- 170 Max. VBS1-2.0 VBS2-2.0 VBS1-0.5 VBS2-0.5 +10 0 VBS1-2.0 +10 0 0.8 -- 250 Units V V V V mV A V mV A V V A THERMAL DERATING 6.0 (W) 5.0 3.0W using I-type board Power Dissipation (Pdp) 4.0 2.7W using J-type board 3.0 4.0W using H-type board 2.0 This IC's package is POWER-SSOP, so improving the board on which the IC is mounted enables a large power dissipation without a heat sink. For example, using an 1 layer glass epoxy resin board, the IC's power dissipation is 2.7W at least. And it comes to 4.0W by using an improved 2 layer board. The information of the H, I, J type board is shown in the board information. 1.0 0 25 50 75 100 125 150 Ambient Temperature Ta (C) MITSUBISHI M56782FP 4 CHANNEL ACTUATOR DRIVER INPUT AND OUTPUT CHARACTERISTICS OF EACH CHANNELS CH1, 2 Vm1 OUT r r + Vrefm1 Amp. R Vrefm1 1.5V 0.2V 2.5R + VM+ 2.5R Vrefm1 (Vm/2) 0.5V 0.5V |
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