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LV8740VGEVB:  2-Channel H-Bridge Driver IC Evaluation Board

The LV8740V is a 2-channel H-bridge driver IC that can switch a stepping motor driver, which is capable of micro-step drive and supports Full-step, Half-step(full torque), Half-step, and Quarter-step resolution, and two channels of a brushed motor driver, which supports forward, reverse, brake, and standby of a motor.

Features and Applications

Features

  • Single-channel PWM current control stepping motor driver (selectable with DC motor driver channel 2) incorporated
  • BiCDMOS process IC
  • Micro step mode can be set to Full-step, Half-step (full torque), Half-step, or Quarter-step mode
  • Excitation step proceeds only by step signal input
  • Motor current selectable in four steps
  • Output short-circuit protection circuit (selectable from latch-type or auto reset-type) incorporated
  • Unusual condition warning output pins
  • Built-in thermal shutdown circuit
  • No control power supply required
Evaluation/Development Tool Information
Product Status Compliance Short Description Parts Used Action
LV8740VGEVB Consult Sales Office
Pb-free
2-Channel H-Bridge Driver IC Evaluation Board LV8740V-TLM-E
Technical Documents
Type Document Title Document ID/Size Rev
Eval Board: BOM LV8740VGEVB Bill of Materials ROHS Compliant LV8740VGEVB_BOM_ROHS.PDF - 68 KB  0 
Eval Board: Gerber LV8740VGEVB Gerber Layout Files (Zip Format) LV8740VGEVB_GERBER.ZIP - 934.0 KB  0 
Eval Board: Schematic LV8740VGEVB Schematic LV8740VGEVB_SCHEMATIC.PDF - 143 KB  0 
Eval Board: Test Procedure LV8740VGEVB Test Procedure LV8740VGEVB_TEST_PROCEDURE.PDF - 180 KB  1 
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