Datasheet Summary
Ordering number : EN4455B
Monolithic Digital IC
Three-Phase Brushless Motor Driver IC
Overview
The LB1881M is a three-phase brushless motor driver IC designed for use as a camcorder capstan or drum motor driver, or as a digital audio tape player/recorder motor driver.
Package Dimensions unit: mm 3073A-MFP30S
[LB1881M]
Features
- 120° voltage linear system
- Appropriate for portable applications, since the LB1881M reduces system power requirements by using motor voltage control for speed control.
- Built-in torque ripple pensation circuit
- Small external capacitances due to the adoption of a soft switching technique (chip capacitor).
- Built-in thermal shutdown circuit
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