Infineon Technologies AG Gate Driver ICs 1EDN8550B

1-channel non-isolated gate-driver IC family with truly differential inputs

The 1EDN8550B is a non-isolated gate-driver IC and available in a small SOT-23 package. It has truly differential inputs enabling cost-effective solutions with exceptional power density in:

• Boost-PFC with Kelvin-source MOSFETs
• Synchronous rectification stages
• Designs with long distance between control IC and gate-driver IC
• Buck-boost converters
• Low- and medium-voltage half-bridges
• High density 48V to 12V intermediate bus converter

Summary of Features

• Truly differential inputs
• 4A source current
• 8A sink current
• Separate source/sink outputs
• Low-ohmic output stage
• 29ns input minimum pulse width
• -7 ns/+10 ns propagation delay accuracy
• 5A reverse current robustness of the outputs
• 8V UVLO version
• SOT-23 package, 6 pins

Benefits

• Robust
• Small
• PCB layout flexibility
• High power density
• Short time to market

Potential applications

• Boost-PFCs with Kelvin-source MOSFETs
• Interleaved PFC
• Full-bridge synchronous rectification stages
• 48V to 12V intermediate bus converters
• Buck-boost converters
• Low- and medium-voltage half-bridges

Application benefits

• Robust against ground shifts from power MOSFET switching
• Low MOSFET switching losses
• Robust against false MOSFET triggering
• Highest effective MOSFET driving power
• Efficiency gains
• Increased power density and BOM savings
• Instant MOSFET protection under abnormal operation
• High power density

Applications

• 48 V intermediate bus converter (IBC)
• Cordless vacuum cleaners
• DIN rail power supplies
• Light electric vehicles (LEV)
• Washing and drying

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Win Source Part Number: 1253520-1EDN8550B
Category: Integrated Circuits (ICs)>PMIC - Gate Drivers
Series: *
Package: Bulk
Standard Package: 1
ECCN: EAR99
Fake Threat In the Open Market: 60 pct.
HTSUS: 8542.39.0001
Mfr: Infineon Technologies
Other Names: 2156-1EDN8550B,INFINF1EDN8550B

1EDN8550 - GATE DRIVER Product overview: 1EDN8550B from Infineon Technologies is a Gate Driver IC for power MOSFET and IGBT drive stages, motor inverters, DC-DC converters, lighting control, and industrial power electronics. It is useful for engineers and buyers comparing datasheets, replacement parts, BOM lines, package options, lifecycle status, and procurement availability. Key searchable attributes include key electrical ratings, package details, and application requirements. Search-friendly keywords include gate driver IC, MOSFET driver, IGBT driver, power switching, Gate Drivers ICs. This listing supports clearer product discovery for industrial, commercial, repair, automation, power, sensing, and embedded system projects. Product number 730-1EDN8550B can be used for catalog matching and distributor lookup.