LB1945D - Stepping Motor Driver

Sanyo Semicon Device

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Datasheet Details

Part number	LB1945D
Manufacturer	Sanyo Semicon Device
File Size	130.20 KB
Description	Stepping Motor Driver
Datasheet	LB1945D_SanyoSemiconDevice.pdf

LB1945D 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 |