BD7931F
1ch System Motor Driver ICs

1ch system motor driver of the ROHM is a driver of one channel developed to correspond to the drive channel to which an individual design is requested by the disk drive composition of CD / DVD. The best motor driver can be selected according to DSP, the loading motor, and the actuator for CD / DVD used.

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* This is a standard-grade product.
For Automotive usage, please contact Sales.

Product Detail

 
Part Number | BD7931F-E2
Status | Recommended
Package | SOP8
Unit Quantity | 2500
Minimum Package Quantity | 2500
Packing Type | Taping
RoHS | Yes

Specifications:

Grade

Standard

Usage

CD / DVD

Number of Channels

1.0

Operating Temperature (Min.)[°C]

-35

Operating Temperature (Max.)[°C]

85

Features:

・High D-range loading driver with MOS outputs (Ron = 1.0Ω)
・Provided with a loading driver voltage setting terminal
・A built-in thermal shutdown circuit installed.

Design Resources

 

Technical Articles

Schematic Design & Verification

  • Method for Monitoring Switching Waveform
  • Importance of Probe Calibration When Measuring Power: Deskew
  • Impedance Characteristics of Bypass Capacitor

Thermal Design

  • Two-Resistor Model for Thermal Simulation
  • Notes for Temperature Measurement Using Thermocouples
  • Notes for Temperature Measurement Using Forward Voltage of PN Junction
  • Thermal Resistance
  • Precautions When Measuring the Rear of the Package with a Thermocouple

Tools

2D/3D/CAD

  • SOP8 Footprint / Symbol
  • SOP8 3D STEP Data

Packaging & Quality

Package Information

  • Package Information
  • Anti-Whisker formation

Manufacturing Data

  • Factory Information

Environmental Data

  • UL94 Flame Classifications of Mold Compound
  • Compliance with the ELV directive
  • REACH SVHC Non-use Declaration
  • RoHS Comission Delegated Directive

Export Information

  • The Export Control Order
  • Export Administration Regulations(EAR)