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Product Detailed Parameters
- Description：IC MTR DRVR BIPLR 3.3V/5V 44PLCC
- Series：-
- Mfr：NXP USA Inc.
- Package：Tape & Reel (TR)
- Motor Type - Stepper：Bipolar
- Motor Type - AC, DC：Brushed DC
- Function：Driver - Fully Integrated, Control and Power Stage
- Output Configuration：Half Bridge (8)
- Interface：Serial
- Technology：Power MOSFET
- Step Resolution：-
- Applications：General Purpose
- Current - Output：1.5A
- Voltage - Supply：3.3V, 5V
- Voltage - Load：21V ~ 42V
- Operating Temperature：0°C ~ 135°C (TJ)
- Mounting Type：Surface Mount
- Package / Case：44-LCC (J-Lead)
- Supplier Device Package：44-PLCC (16.59x16.59)
- Grade：-
- Qualification：-
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Overview
The MC34920EIR2 is a fully integrated bipolar stepper motor driver manufactured by NXP USA Inc. It combines control logic and power MOSFET output stages in a single package. The device supports serial interface communication for command input. It operates with supply voltages of 3.3V or 5V and drives loads between 21V and 42V. The maximum continuous output current per channel is 1.5A. It utilizes an 8 half-bridge output configuration within a 44-PLCC surface-mount package. The junction temperature range extends from 0°C to 135°C.
Feature Summary
- Integrates full control logic and power MOSFET output stages for simplified design
- Supports serial interface for efficient command and data transmission
- Capable of driving bipolar stepper motors with high voltage load tolerance
Applications
- Bipolar stepper motor control systems
- General purpose motion control applications
- Industrial automation equipment requiring integrated motor drivers
Procurement Notes
Verify component authenticity through authorized NXP distributors due to discontinued status. Confirm RoHS3 compliance and MSL level 3 handling requirements during storage. Ensure the 44-PLCC footprint matches PCB layout specifications. Check for specific revision markings on the package to distinguish manufacturing batches.
Selection Notes
Select this component when a compact solution for bipolar stepper motors is required. It is suitable for designs needing integrated power switching without external drivers. Consider the 44-PLCC package size for space-constrained boards. Verify that the serial interface protocol aligns with the host microcontroller capabilities.
Part Context
This part belongs to the MC34920 family of motor drivers designed for industrial and commercial applications. It represents a consolidated solution replacing discrete driver circuits. The device is optimized for reliability in environments with varying thermal conditions. It serves as a core component in systems requiring precise stepper motor positioning.
Replacement Considerations
Public confirmed substitute part numbers are not available in the provided documentation. Due to the discontinued status, alternative components must be evaluated based on pin compatibility and electrical specifications.
