LB1945D - Stepping Motor Driver

Product Overview

Sanyo Semicon Device

Datasheet Details

Part number	LB1945D
Manufacturer	Sanyo Semicon Device
File Size	130.20 KB
Description	Stepping Motor Driver
Datasheet	LB1945D Datasheet
Additional preview pages of the LB1945D datasheet.

Product details

Description

GND VCC IA2 IA1 NC No.7633-3/9 LB1945D Block Diagram ENABLE2 PHASE2 SUBGND VREF2 VCC IB1 IB2 www.DataSheet4U.com S-GND Control logic circuit Current selection circuit VBB2 Blanking time OUTB E2 OUTB D-GND VBB1 Thermal shutdown circuit OSC CR D-GND OUTA E1 OUTA Blanking time Control logic circuit Current selection circuit VREF1 ENABLE1 SUBGND PHASE1 GND ILB01559 IA1 IA2 No.7633-4/9 LB1945D Application circuit www.DataSheet4U.com Motor L 1 2 3 4 5 0.5Ω 6 7 820pF 8 56kΩ

Features

PWM current control (external clock).
Digital load current selection function (supports 1-2, W1-2, and 2-phase excitation).
Built-in high and low side diodes.
Simultaneous on state prevention function (through-current prevention).
Built-in thermal shutdown circuit.
Noise canceling function Specifications Absolute Maximum Ratings at Ta = 25°C Parameter Motor supply voltage Output peak current Output continuous current Logic system supply vol.

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Published: Mar 20, 2010 |