BD7903FS-E2

$3.97

Description：IC MTR DRV BIPLR 4.5-14V 54SSOPA
Series：-
Mfr：Rohm Semiconductor
Package：Tape & Reel (TR)

SKU:fc318f25a490 Category: Motor Drivers, Controllers Brand: Rohm Semiconductor

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Product introduction

Product Detailed Parameters

Description：IC MTR DRV BIPLR 4.5-14V 54SSOPA
Series：-
Mfr：Rohm Semiconductor
Package：Tape & Reel (TR)
Motor Type - Stepper：Bipolar
Motor Type - AC, DC：-
Function：Driver - Fully Integrated, Control and Power Stage
Output Configuration：-
Interface：Parallel
Technology：-
Step Resolution：-
Applications：Media Player
Current - Output：1.8A
Voltage - Supply：4.5V ~ 14V
Voltage - Load：-
Operating Temperature：-35°C ~ 85°C (TA)
Mounting Type：Surface Mount
Package / Case：54-SOP (0.449", 11.40mm Width) Exposed Pad
Supplier Device Package：54-SSOP-A
Grade：-
Qualification：-

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BD7903FS-E2

Overview

The BD7903FS-E2 is a bipolar stepper motor driver IC manufactured by ROHM Semiconductor. It features a parallel interface and is housed in a 54-SSOP-A package. The device operates at an operating supply voltage of 12 V. Typical operating supply currents are specified as 2.9 mA, 20 mA, and 26 mA under various conditions. This integrated circuit combines control and drive functions for bipolar motors.

Feature Summary

Fully integrated driver combining control and drive functions for bipolar stepper motors
Utilizes a parallel interface for signal transmission
Designed specifically for driving bipolar stepper motors

Applications

CD-ROM drives
DVD-ROM drives
General purpose bipolar stepper motor control systems

Procurement Notes

Verify the current lifecycle status before procurement, as some sources indicate this component may be marked as Not Recommended for New Designs (NRND). Confirm exact electrical specifications against the official ROHM datasheet to ensure compatibility with your system requirements. Check for availability from authorized distributors as stock levels vary.

Selection Notes

Select this component when a dedicated bipolar stepper motor driver with a parallel interface is required. Ensure the application supports the 12 V operating voltage and the specific current consumption profiles listed in the datasheet. Consider the 54-pin SSOP package constraints for PCB layout and thermal management during the design phase.

Part Context

This part belongs to the BD7903 series of power drivers designed primarily for optical disc drives such as CD-ROM and DVD-ROM units. The -E2 suffix typically denotes environmental compliance or specific manufacturing revisions within the ROHM product line. It serves as a specialized solution for motion control in consumer electronics storage devices.

Replacement Considerations

Publicly confirmed substitute part numbers are not available in the provided documentation. Users should consult the official ROHM datasheet for recommended alternatives or contact the manufacturer directly for compatible replacements.

How to buy

Online and offline orders are supported. If the item is available for online purchase, you can place it in the cart; for wholesale pricing, please contact our product manager for a quote.

Payment Method

Payment methods: T/T, WeChat Pay, credit cards, Google Pay, Apple Pay . Buyer covers shipping, fees, duties, and taxes; contact our product manager if you need a contract/procurement process.

Delivery time

In-stock items usually ship within 24 hours. Otherwise, shipment is arranged 1 to 2 days after the items arrive at our warehouse. Timing depends on destination and shipping method.

Freight calculation

Freight cost depends on destination, package size, and weight . We offer shipping options via DHL, FedEx, UPS, and TNT , and can ship using your freight account upon request.

Mode of Transportation

We ship via DHL, FedEx, UPS, and TNT. If you prefer a specific logistics provider, we can ship using your designated carrier.

Return and Refund

Returns are accepted within 60 days of invoice with RMA approval. Items must be resalable; original invoice and test report are required. No returns for customer errors.