The ISL6700 is an 80V/1.25A peak, medium frequency, low cost, half-bridge driver IC available in 8-lead SOIC and 12-lead QFN plastic packages. The low-side and high-side gate drivers are independently controlled and matched to 25ns.
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You can also find full H-bridge drivers like the venerable – and expensive – HIP4081A from Intersil. Conclusion This was a loooong article I have to admit, but hopefully it gives you some background into the design challenges of the drive circuitry of H-bridges. The drivers are available in the industry-standard 8-pin SO footprint and pin configuration with a thermally enhanced 8-pin SO package. All devices operate over the -40°C to +125°C automotive temperature range. Applications Telecom Power Supplies Synchronous Buck DC-to-DC Converters Half-Bridge, Full-Bridge, and Two-Switch Forward Converters.
This gives the user maximum flexibility in dead-time selection and driver protocol. Undervoltage protection on both the low-side and high-side supplies force the outputs low. Non-latching, level-shift translation is used to control the upper drive circuit. Unlike some competitors, the high-side output returns to its correct state after a momentary undervoltage of the high-side supply. • Drives 2 N-Channel MOSFETs in Half-Bridge Configuration • Space Saving SO8 and Low RC-S QFN Packages • Phase Supply Max Voltage to 80VDC • Bootstrap Supply Max Voltage to 96VDC • Drives 1000pF Load with Rise and Fall Times Typ. 15ns • TTL/CMOS Compatible Input Thresholds • Independent Inputs for Non-Half-Bridge Topologies • No Start-Up Problems • Low Power Consumption • Wide Supply Range • Supply Undervoltage Protection • QFN Package • Compliant to JEDEC PUB95 MO-220 QFN • Quad Flat No Leads - Package Outline • Pb-Free Available (RoHS Compliant).