ADUM4122CRIZ

Isolators - Gate Drivers Overview

The ADUM4122CRIZ is a single-channel, current-isolated gate driver manufactured by Analog Devices Inc. It utilizes magnetic coupling technology to provide electrical isolation with a rating of 5000 Vrms. The device operates within a supply voltage range of 3 V to 5.5 V and supports data rates up to 25 Mb/s. Key electrical parameters include a typical propagation delay of 48 ns, rise and fall times of 17 ns, and an output peak current capability of 3 A. It features adjustable slew rate control and short-circuit protection. The component is housed in a wide-body SOIC-8 package and functions within an operating temperature range of -40°C to +125°C.

Isolators - Gate Drivers Feature Summary

• Integrates high-speed digital isolation with power delivery via magnetic coupling technology
• Provides adjustable output slew rate for controlled switching performance
• Includes built-in short-circuit protection for enhanced system reliability

Isolators - Gate Drivers Applications

• IGBT gate driving in industrial motor drives
• MOSFET gate driving in power conversion systems
• Inverter control circuits requiring galvanic isolation

Isolators - Gate Drivers Procurement Notes

Verify the specific suffix 'CRIZ' against official Analog Devices documentation to confirm the reel packaging configuration and tape-and-reel specifications. Ensure that the wide-body SOIC-8 footprint requirements are compatible with the target PCB layout. Cross-reference the thermal characteristics and isolation ratings with the latest datasheet revisions to guarantee compliance with safety standards for the intended application environment.

Isolators - Gate Drivers Selection Notes

Select this component when a single isolated channel with integrated power delivery is required for driving IGBTs or MOSFETs. The adjustable slew rate feature allows for optimization of electromagnetic interference (EMI) and switching losses. Consider the 5000 Vrms isolation rating and the wide operating temperature range when designing for harsh industrial environments or high-voltage applications where robust galvanic separation is critical.

Isolators - Gate Drivers Part Context

The ADUM4122CRIZ belongs to the ADuM4122 series of current-isolated gate drivers from Analog Devices. This series combines high-speed digital isolators with on-chip DC/DC converters, eliminating the need for external bias supplies on the secondary side. The CRIZ designation indicates a specific variant within the family, characterized by its wide-body SOIC-8 packaging designed to meet stringent creepage and clearance requirements for high-voltage isolation.

Isolators - Gate Drivers Replacement Considerations

Public confirmed substitute part numbers: ADUM4122CRIZ-RL