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Product Detailed Parameters
- Description：IC POWER DRIVER
- Series：-
- Mfr：Rohm Semiconductor
- Package：Tape & Reel (TR)
- Motor Type - Stepper：-
- Motor Type - AC, DC：-
- Function：-
- Output Configuration：-
- Interface：-
- Technology：-
- Step Resolution：-
- Applications：-
- Current - Output：-
- Voltage - Supply：-
- Voltage - Load：-
- Operating Temperature：-
- Mounting Type：-
- Package / Case：-
- Supplier Device Package：-
- Grade：-
- Qualification：-
Download product information
Overview
The BD7957FS-E2 is a power driver integrated circuit manufactured by Rohm Semiconductor, categorized under PMIC motor drivers and controllers. It is designed for applications requiring motor control functionality. The component operates within a supply voltage range up to 5 V and supports an operating temperature range from -35°C to +85°C. It is available in surface-mount packaging with a standard factory pack quantity of 1,000 units. The device complies with RoHS3 standards and carries an EAR99 classification.
Feature Summary
- Integrated power driver architecture for motor control applications
- Surface-mount design suitable for automated assembly processes
- Compliance with environmental regulations including RoHS3
Applications
- CD-ROM drive motor control systems
- DVD-ROM drive actuator drivers
- General purpose motion controller interfaces
Procurement Notes
This component is officially listed as End-of-Life (EOL) by the manufacturer, with discontinuance notifications dated July 3, 2021. Procurement should verify current availability through authorized distributors or secondary markets, as standard production supply is no longer active. Buyers must confirm part authenticity and storage conditions due to the discontinued status.
Selection Notes
Engineers selecting this part should consider its specific 7-channel configuration intended for optical drive mechanisms. Due to its EOL status, alternative components from the same family or newer generations should be evaluated for long-term supply chain stability. Verify that the SSOP56 package footprint and pinout match existing board designs before integration.
Part Context
The BD7957FS-E2 belongs to the BD7957 series of power drivers developed by Rohm Semiconductor. It is specifically tailored for multi-channel motor driving requirements found in consumer electronics, particularly optical disc drives. The 'E2' suffix typically denotes specific packaging or compliance variations within the product line.
Replacement Considerations
Public documentation indicates the BD7956FS-E2 as a related variant within the same series. Engineers should consult official substitution guides to ensure functional compatibility regarding channel count and electrical specifications before replacing the BD7957FS-E2.
