LB1877V Datasheet PDF - Sanyo Brushless Motor Driver Specs

LB1877V - Brushless Motor Driver

Datasheet Summary

Description

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

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 characteristics Reference voltage to temperature characteristics [OSC pin] Charge current [COM pin] Sink current [LB pin] Charge current [VSP pin] Input voltage range Speed signal detection precision.

Datasheet Details

Part number	LB1877V
Manufacturer	Sanyo
File Size	71.88 KB
Description	Brushless Motor Driver
Datasheet	LB1877V Datasheet
Additional preview pages of the LB1877V datasheet.

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Full PDF Text Transcription

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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) Forward/reverse drive possible Built-in speed control function (voltage servo) Built-in reference voltage (0.9V) Soft switching 1 6.7 10 0.15 0.22 0.65 0.

Published: Apr 25, 2005 |