M56748FP MITSUBISHI, M56748FP Datasheet
M56748FP
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M56748FP Summary of contents
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... DESCRIPTION The M56748FP is a semiconductor IC developed as the motor driver used to CD player, CD-ROM. This circuit includes Standby circuit, TSD circuit and 4-Channel BTL Driver that is able to drive four actuator with one IC. FEATURES Low Output saturation voltage (typ:1.35V,at 0.5A) Large Operating supply voltage range (4.5 – 15V) ...
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... CH1 Standby ON CH1 Standby OFF CH1 Standby ON, 18 CH1 Standby OFF, 18 MITSUBISHI <CONTROL / DRIVER IC> M56748FP Symbol Function Connects the base of external PNP Power supply CH3 amp. non-inverted input terminal CH3 amp. inverted input terminal CH3 input amp. output terminal CH3 amp ...
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... Vcc/2. Vref + VM+ Vctl+ + VM- Vctl- Vctlout Input Amp. (sets gain externally) CH3 Amp. (uses input Amp Buffer Amp.) Vref (2.5V) VM+ = Vcc/2 MITSUBISHI <CONTROL / DRIVER IC> M56748FP Output of non-inverted Amp. (Gain=2.66 CH3 + + Output of inverted Amp. (Gain=2.66) 0.5V Vctl+ VM+ VM- 1.33V 1.33V 2.66V Gain= 0 ...
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... PHASE 0.3 0 FREQUENCY (KHZ) With infinite heatsink Without heatsink 50 75 100 125 150 MITSUBISHI <CONTROL / DRIVER IC> M56748FP 4-CHANNEL ACTUATOR MOTOR DRIVER Top side saturation voltage 1.00 1.05 The voltage range that is able to drive a motor 0.30 0.24 Bottom side saturation voltage 400 500 (mA) Load current ...
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... PA - VM1(+) - PA + GND VM2(+) + PA - VM2(– 10K 10K - Gain2 OP1 + Vcc N Vcc OP1 - + 3R R Reg5V MITSUBISHI <CONTROL / DRIVER IC> M56748FP 4-CHANNEL ACTUATOR MOTOR DRIVER 15K 36 Standby 2K 23K 35 SS.GND 23K 15K 34 Standby + Gain4 33 - 10K VCTL 32 VM4(–) Tracking + VM4(+) - GND 27 ...