LB1999 Datasheet (Sanyo) - Three-Phase Brushless Motor Driver

LB1999, Three-Phase Brushless Motor Driver

Pin No.

Pin Function Input used when the FG amplifier is used as an inverting input.

A feedback resistor must be connected between FGOUT and this pin.

Equivalent circuit 3 FGIN+ 4 FGIN * Noninverting input used when the FG amplifier is used as a differential input amplifier.

No bias is

Ordering number : EN5975 Monolithic Digital IC LB1999M Three-Phase Brushless Motor Driver for VCR Capstan Motors Overview The LB1999M is a 3-phase brushless motor driver that is particularly appropriate for VCR capstan motor drivers.

Package Dimensions unit: mm 3129-MFP36SLF [LB1999M] Functions 3-phase full-wave drive Built-in torque ripple correction circuit (fixed correction ratio) Built-in current limiter circuit and control characteristics that include gain switching <

LB1999 Features

* on Upper side saturation prevention control Differential