LB1877V Datasheet (Sanyo) - Brushless Motor Driver

LB1877V, Brushless Motor Driver

Pin number Pin name 20 UOUT 1 VOUT 2 WOUT 6 UB 5 VB 4 WB 18 VCC 7 OSC 8 COM 3 P * GND 9 GND 11 S/S 19 DR 12 VREF 14 VSP 13 IN+ 15 OUT 10 RI 16 FC 17 LB Function U-phase output V-phase output W-phase output U-phase base of 3-phase differential V-phase base of 3-phase differential W-phase base

Ordering number : ENN6200A LB1877V Monolithic Digital IC LB1877V Brushless Motor Driver with Speed Control for Portable Cassette Recorders Overview The LB1877V is a motor driver well suited for driving motors of minicassette recorders, headphone stereos, and microcasette recorders that use a 3V power supply.

Package Dimensions unit: mm 3179A-SSOP20 20 11 1.0 4.4 1.6max [LB1877V] Brushless sensorless motor drive (3-phase half-wave drive) For

LB1877V Features

* 6.4 LB1877V Electrical Characteristics at Ta = 25°C, VCC = 2.4V Parameter Power supply current [S/S pin] S/S pin High level S/S pin Low level [DR pin] DR pin High level DR pin Low level [Internal reference voltage] Internal reference voltage Output current Reference voltage to power supply voltage