NJW4351 데이터 시트보기 (PDF) - Japan Radio Corporation

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NJW4351

Unipolar Stepper Motor Driver

Japan Radio Corporation  

NJW4351

VMM

i

R

VMM

i

Fig.11 Diode and turn off circuit.

VZ

i

VMM

Fig12 Resistor and turn off circuit.

VMM

i

Fig.13 Zener diode and turn off circuit.

Turn off circuit

(case of zener diode)

VMM

VZ

Vd

Fig.15 Zener diode and turn off circuit 2.

VZ

Fig.14 Power regeneration and turn off circuit.

Negative voltage

prevention diode

Turn off circuit

(case of zener diode)

VMM

VZ

Fig.16 Turn off negative voltage prevention circuit

by zener diode

- 14 -

Ver.2010-03-26

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