4 CHANNEL ACTUATOR DRIVER
MITSUBISHI
M56782FP
4 CHANNEL ACTUATOR DRIVER
DESCRIPTION
The M56782FP is a semiconductor integr...
Description
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 ×5 VBS1
Vrefm1
Vrefm2
CH3 ×8 VBS2 CH4 ×8
VM2(+) 15 VM2(-) 16 OUT2 17 IN2- 18 IN2+ 19 VREFO 23
CH2 ×5 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
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