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SI9987 - Buffered H-Bridge Driver

Description

The Si9987 is an integrated, buffered H-bridge with TTL compatible inputs and the capability of delivering a continuous 1.0 A @ VDD = 5.0 V (room temperature) at switching rates up to 500 kHz.

Features

  • D D D D D D 1.0-A H-Bridge 500-kHz Switching Rate Shoot-Through Limited TTL Compatible Inputs 3.8- to 13.2-V Operating Range Surface Mount Packaging.

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Datasheet Details

Part number SI9987
Manufacturer Vishay
File Size 135.80 KB
Description Buffered H-Bridge Driver
Datasheet download datasheet SI9987 Datasheet

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Full PDF Text Transcription

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Si9987 Vishay Siliconix Buffered H-Bridge FEATURES D D D D D D 1.0-A H-Bridge 500-kHz Switching Rate Shoot-Through Limited TTL Compatible Inputs 3.8- to 13.2-V Operating Range Surface Mount Packaging APPLICATIONS D D D D D D D VCM Driver Brushed Motor Driver Stepper Motor Driver Power Converter Optical Disk Drives Power Supplies High Performance Servo DESCRIPTION The Si9987 is an integrated, buffered H-bridge with TTL compatible inputs and the capability of delivering a continuous 1.0 A @ VDD = 5.0 V (room temperature) at switching rates up to 500 kHz. Internal logic prevents the upper and lower outputs of either half-bridge from being turned on simultaneously. Unique input codes allow both outputs to be forced low (for braking) or forced to a high impedance level.
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