NJM3717D2

Overview

The NJM3717D2 is a bipolar stepper motor driver manufactured by Nisshinbo Micro Devices Inc. It integrates logic input, current sensing, monostable multivibrator, and H-bridge power stages in a 16-DIP package. The device supports 1 or 1/2 step resolution with parallel interface control. It operates on a 4.75V to 5.25V supply voltage, delivering up to 1A output current. Load voltage ranges from 10V to 45V, with an operating temperature range of -20°C to 125°C.

Feature Summary

• Integrates LS-TTL compatible logic input stage for direct interfacing
• Includes built-in current sensor and monostable multivibrator
• Features high-power H-bridge output stage with protection diodes

Applications

• General purpose bipolar stepper motor control
• Industrial automation equipment drive systems
• Motion control applications requiring integrated driver solutions

Procurement Notes

Verify component authenticity through authorized channels as the part status is End-of-Life. Confirm datasheet revisions match design requirements. Check RoHS compliance status prior to integration. Validate pinout compatibility with existing PCB layouts. Ensure thermal management meets specified junction temperature limits during operation.

Selection Notes

Select this component for applications requiring a fully integrated bipolar stepper driver with simple parallel control. Suitable for designs needing 1A output capability within standard DIP packaging constraints. Consider availability constraints due to discontinuation status when planning long-term production cycles.

Part Context

Part of the NJM3717 series offering integrated stepper motor driving solutions. Designed for general-purpose motion control tasks where space efficiency and simplified circuitry are priorities. Provides a complete driver solution combining control logic and power handling in a single package format.

Replacement Considerations

No public confirmed substitute part numbers available.