LB1877 Datasheet (Sanyo) - Brushless Motor Driver

LB1877, Brushless Motor Driver

Pin number Pin name Pin voltage VCC 1.8V to 5.0V 18 GND 9 12 VREF 0.7V to 0.9V Equivalent circuit Unit (resistance: Ω, capacitance: F) Pin function Power supply for all circuits Ground for all circuits except FC and power block.

Internal reference voltage.

Connected as speed control voltage to IN+ p

LB1877 Features

* Brushless sensorless motor drive (3-phase half-wave drive) Forward/reverse drive possible Built-in speed control function (voltage servo) Built-in reference voltage (0.9V) Soft switching 1.8 max 12.6 1.5 0.15 0.35 1.27 0.59 0.1 SANYO : MFP20