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| Stepper Motor Driver SLA4708M Features q High output breakdown voltage of 50V q Affluent output current of 1.5A q Built-in overcurrent, overvoltage and thermal protection circuits q Low standby current of 50A External Dimensions (unit: mm) 31.00.2 3.20.15 24.40.2 16.4 0.2 Ellipse 3.20.15 * 3.8 4.80.2 1.70.7 Lead plate thickness resins 0.8max 12 16.00.2 13.00.2 8.5max 9.90.2 a b 2.7 Parameter Power supply voltage Breakdown voltage Input voltage Output current Diagnostic output sink current Diagnostic output withstand voltage Operating temperature Storage temperature Power Dissipation Symbol VS VO VIN IO, AVE IDIAG IDIAG. H Top Tstg PD Ratings 35 50 -0.3 to +7 1.5 10 7 -40 to +85 -40 to +150 3.5 (Ta=25C) Unit V V V A mA V C C W Conditions 9.5min (10.4) Absolute Maximum Ratings (Ta=25C) Pin 1 1.20.15 0.85 -0.1 1.45 +0.2 0.15 0.55 -0.1 +0.2 2.20.7 11*P2.540.7=27.941.0 31.5 max 1 2 3 4 5 6 7 8 9 10 11 12 a) Type No. b) Lot No. Without heatsink Standard Circuit Diagram Electrical Characteristics Parameter Input voltage (IA/A, IB/B standby) Symbol VIL VIH IIL Input current IIH VO.STA Output saturation voltage Output leak current Overcurrent detection Overvoltage detection Saturation voltage of diagnostic output Standby current VO.STA I O.LEAK I SD VSD VDIAG.L I STB 50 1.8 27.5 0.3 2.4 -0.8 50 1.3 1.5 100 Ratings min typ max 0.8 Unit V V mA A V V A A V V A I DIAG = 5mA VS = 12V VIN = 0.4V VIN = 2.4V 5V 2 STBY P-GND 6 L-GND 11 L-GND 7 N.C. 4 OUTA 5 OUTA 9 OUTB 8 1 OUT B VS 12 DIAG IA/A 3 IB/B 10 (VS=12V, Ta=25C) C + ZD Conditions SLA4708M CPU ZD: VS <35V C 100F (Reference) I O = 1A, Ta = 25C IO = 1.5A, Ta = 25C VO = 16V 4.7k Stepper motor 42 s Power Supply Current Characteristics 200 20 Constant (ST = 5V) s Overvoltage Protection Characteristics 14 12 Output voltage VO (V) s Saturation Voltage of Output Transistor Characteristics Saturation voltage of output transistor Vsat (V) 2.0 Vcc (Vs) =16V Ta =25C 1.5 Ta = 25C Vcc=12V Common for all phases Common for all phases 10 8 6 4 2 Power supply current 100 At Constant IS (mA) At standby IS (A) 10 1.0 At standby (ST = 0V) 0.5 0 0 0 0 10 20 30 0 0 10 20 30 35 Power supply voltage VS (V) 0 1.0 2.0 3.0 Power supply voltage VS (V) Output current IO (A) s Thermal Protection Characteristics 14 12 Output voltage VO (V) Vcc (Vs) =12V VST = 5V 10 8 T j2 6 4 2 0 0 110 120 130 140 150 160 Junction temperature Tj (C) T j1 43 |
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