ADUM4120-1CRIZ-RL

Isolators - Gate Drivers Overview

The ADUM4120-1CRIZ-RL is a single-channel, galvanically isolated gate driver utilizing Analog Devices iCoupler technology. It provides a peak output current of 2.3 A with rise and fall times of 18 ns. The device operates with an input supply of 2.5 V to 6.5 V and an output supply of 4.5 V to 35 V. It features a propagation delay of up to 79 ns and common mode transient immunity of 150 kV/µs. Packaged in a 6-pin wide-body SOIC, it offers 5 kVrms isolation and supports junction temperatures up to 125°C.

Isolators - Gate Drivers Feature Summary

• Integrates high-speed CMOS logic with on-chip transformer technology for precise signal isolation.
• Provides true electrical isolation between input and output domains without requiring external level shifting.
• Includes an optional input noise filter to reduce the probability of false triggering from input pin noise.

Isolators - Gate Drivers Applications

• Control of Insulated Gate Bipolar Transistors (IGBTs)
• Switching control for Metal-Oxide-Semiconductor Field-Effect Transistors (MOSFETs)
• Power management systems requiring high voltage isolation

Isolators - Gate Drivers Procurement Notes

Verify component authenticity through authorized Analog Devices distributors or certified partners. Confirm that the specific suffix indicates the reel packaging format. Ensure compliance with RoHS standards and check for any regional distribution restrictions prior to finalizing procurement orders.

Isolators - Gate Drivers Selection Notes

Select this model when a single-channel driver with 2.3 A peak current is required. The -1 variant includes an input filter for enhanced noise immunity. Choose the wide-body SOIC package for increased creepage distance and higher isolation ratings compared to standard packages.

Isolators - Gate Drivers Part Context

This component belongs to the ADuM4120 series of isolated gate drivers. It leverages magnetic coupling technology to replace traditional optocouplers, offering superior performance in terms of speed, power consumption, and reliability for modern power electronics applications.

Isolators - Gate Drivers Replacement Considerations

The ADUM4120ARIZ-RL serves as a non-inverting alternative within the same family. Verify if the inverting configuration of the ADUM4120-1 is strictly necessary for the specific circuit design before considering substitutes.

Isolators - Gate Drivers FAQ

What is the purpose of the '-1' suffix in the part number?

The '-1' suffix indicates that the device includes an integrated input noise filter to prevent false triggering caused by high-frequency noise on the input pin.

How does the isolation technology work?

It uses iCoupler technology, which integrates high-speed CMOS logic and monolithic air-core transformers on a single chip to provide galvanic isolation.