2-Phase Unipolar Stepper Motor Driver

SLA707xM Series

February, 2006

Sanken Electric Co.,Ltd.

I03-004EA-060227

Electrical characteristics

Recommendable Operating Range

Ratings

Parameter

Symbol

MIN

MAX

Unit

Remarks

Load Supply Voltage

44

V

Main Power Supply Voltage Range

10

44

V

Logic Supply Voltage Range

3.0

5.5

V

Please adjust the Vcc surge

voltage to 0.5V or less.

REF Input Voltage Range

0.04

0.4

V

The control current accuracy

decreases in 0.1V or less.

Case Temperature

90

°C

12Pin temperature

（

With no Fin）

Limits

Parameter

Symbol

Min.

Typ.

Max.

Unit

Test Condition

15

mA

Regularity

Main Power Supply Current

100

µA

at SLEEP operation

Logic Supply Current

5

mA

Drain-Source Breakdown

100

V

Output On Resistance

0.25

0.4

Ω

Io=2A

Body Diode Forward Voltage

0.95

1.2

V

Io=2A

Maximum Clock Frequency

250*

kHz

duty=50%

V

Logic Input Voltage

V

±

1

µA

Logic Input Current

±

1

µA

0

0.45

V

Stationary current control

REF Input Voltage Range

2.0

V

at SLEEP operation

*Operation at a step frequency greater than the specified minimum value is possible but not warranted.

Note.

Negative current is defined as the outflowing current from the specified pin.

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