ADP3623ARHZ-RL

Gate Driver Overview

The ADP3623ARHZ-RL is a high-speed, dual-channel MOSFET driver from Analog Devices. It provides 4 A output current with 10 ns typical rise and fall times under a 2.2 nF load. The device operates on a 4.5 V to 18 V supply voltage range. It features matched propagation delays between channels and includes an internal temperature sensor for overtemperature warning and shutdown protection. The component supports 3.3 V compatible inputs and utilizes a thermally enhanced 8-lead SOIC_N_EP package.

Gate Driver Feature Summary

• Dual-channel architecture with parallelable outputs for driving independent N-channel power MOSFETs
• Integrated thermal management featuring precise threshold shutdown comparator and overtemperature warning signals
• High-speed switching capability with fast propagation delay and channel-to-channel matching
• Built-in undervoltage lockout (UVLO) with hysteresis for safe system startup and shutdown

Gate Driver Applications

• AC-to-DC switch mode power supplies
• DC-to-DC power converters
• Synchronous rectification circuits
• Motor drive systems

Gate Driver Procurement Notes

Verify the specific suffix ARHZ-RL against official Analog Devices documentation to confirm the exact tape-and-reel packaging configuration and moisture sensitivity level. Ensure the procurement source provides valid RoHS compliance data and confirms the operating temperature range matches the -40°C to +85°C specification. Cross-reference the part number with the manufacturer's current lifecycle status to avoid obsolete components.

Gate Driver Selection Notes

Select this component when high-current driving of N-channel MOSFETs is required in space-constrained designs. The thermally enhanced SOIC_N_EP package facilitates efficient heat dissipation for high-frequency switching applications. The 4.5 V to 18 V supply range ensures compatibility with various digital controller logic levels, including 3.3 V systems, while providing robust gate drive performance.

Gate Driver Part Context

The ADP3623 belongs to the ADP362x/ADP363x family of high-current, dual high-speed drivers. This series is designed to replace standard drivers by offering improved system reliability and faster switching speeds within an industry-standard footprint. The family integrates advanced protection features, such as overtemperature shutdown, to enhance safety in power conversion and motor control environments.

Gate Driver Replacement Considerations

The ADP3624 and ADP3625 are direct functional substitutes within the same family, sharing identical pinouts and specifications but differing only in input configuration options.