M54679SP |
RFQ for M54679SP Required Field |
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| Product | Manufacturers | Pack | D/C |
| M54679SP | - | DIP32 | 07/08+ |
The M54679SP is a semiconductor integrated circuit that can drive the bipolar stepping motor directly by controlling the coil-current at low level.
Typical Application |
Features |
| • Printer, PPC and Facsimile. | • Wide supply voltage sphere (10 to 35 V)• Bipolar, constant current PWM function. (Topside transistors PWM function, maximum current is 0.8 Amps.)• Few external components. (This IC can be operated with 1 capacitor and 2 resistances.)• 4 phases input style (include the protection function of output through current).• Output current charge function (2 bits, 4 type currents).• Thermal protection circuit.• Include flywheel diodes. |
| Symbol | Parameter | Conditions | Rating | Unit |
| Vm | Motor supply voltage | 0.3 to 37 | V | |
| Iout | Output current | Per one phase | ±0.8 | A |
| VCC | Power supply | 0.3 to 7.0 | V | |
| Vlogic | Logic input voltage | Ph1A, Ph1B, Ph2A, Ph2B, I0, I1, stby | 0.3 to Vcc | V |
| Vanalog | Analog input voltage | Vref S1, S2 | 0.3 to Vcc | V |
| VRs | Output current sensing | Rs1, Rs2 | 1.5 | V |
| Pd | Power dissipation | 1.7 | W | |
| Tj | Junction temperature | 150 | ||
| Topr | Operating temperature | −20 to 75 | ||
| Tstg | Storage temperature | −40 to 125 |
