Infineon Technologies AG Gate Driver ICs 1EDN7550B

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

The 1EDN7550B 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 for configurable common mode robustness
• 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
• 4V UVLO version
• SOT-23 package

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)
• DIN rail power supplies
• Edge computing
• Uninterruptible power supplies (UPS)

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Win Source Part Number: 1348679-1EDN7550B
Category: Integrated Circuits (ICs) - Power Management (PMIC) - Gate Drivers
Series: EiceDriver™
Package: Bulk
Standard Package: 1
Channel Type: Single
Input Type: Inverting, Non-Inverting
Driven Configuration: High-Side and Low-Side
Number of Drivers: 2
Gate Type: N-Channel, P-Channel MOSFET
Current - Peak Output (Source, Sink): 4A, 8A
Rise / Fall Time (Typ): 6.5ns, 4.5ns
Voltage - Supply: 4.5V ~ 20V
Mounting Type: Surface Mount
Package / Case: SOT-23-6
Supplier Device Package: PG-SOT23-6-3
Temperature Range - Operating: -40°C ~ 150°C (TJ)
Fake Threat In the Open Market: 52 pct.
HTSUS: 0000.00.0000
Mfr: Infineon Technologies
Base Product Number: 1EDN7550