njw4351 New Japan Radio Co.,Ltd, njw4351 Datasheet - Page 14

• Manufacturer Part Number: njw4351
• Description: Unipolar Stepper Motor Driver
• Manufacturer: New Japan Radio Co.,Ltd

NJW4351
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Fig.15 Zener diode and turn off circuit 2.
Fig.13 Zener diode and turn off circuit.
Fig.11 Diode and turn off circuit.
(case of zener diode)
Vd
Turn off circuit
VZ
i
i
VZ
VMM
Fig.16 Turn off negative voltage prevention circuit
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Fig.14 Power regeneration and turn off circuit.
Negative voltage
prevention diode
by zener diode
Fig12 Resistor and turn off circuit.
R
(case of zener diode)
VZ
i
VZ
Turn off circuit
i
Ver.2010-03-26