Overview
The ADuM3220ARZ, produced by Analog Devices Inc., is an isolated, 4 A dual-channel gate driver that leverages the company's iCoupler technology. This component combines high-speed CMOS and monolithic transformer technology to provide superior performance characteristics, particularly in applications requiring galvanic isolation. The ADuM3220ARZ is designed to offer reliable and efficient solutions for various isolated gate drive applications, surpassing traditional alternatives such as pulse transformers and gate drivers.
Key Specifications
| Parameter | Value |
|---|---|
| Input Supply Voltage | 3.0 V to 5.5 V |
| Output Supply Voltage (A Version) | 4.5 V to 18 V |
| Output Supply Voltage (B Version) | 7.6 V to 18 V |
| Maximum Output Current | 4 A |
| Propagation Delay | 60 ns |
| Channel-to-Channel Matching | 5 ns |
| Junction Temperature Range | −40°C to +125°C |
| Package Type | SOIC-8 |
| Package Dimensions | 5 mm × 6 mm × 1.6 mm |
| RoHS Compliance | Yes |
| Safety and Regulatory Approvals | UL recognition 2500 V rms for 1 minute per UL 1577, CSA Component Acceptance Notice #5A, VDE certificate of conformity DIN V VDE V 0884-10:2006-12 |
Key Features
- True galvanic isolation between input and each output using iCoupler technology
- High-speed CMOS and monolithic transformer technology
- Default low output characteristic for gate drive applications
- Shoot-through protection logic on ADuM3220 (prevents both outputs from being on at the same time)
- High common-mode transient immunity: >25 kV/μs
- Enhanced system-level ESD performance per IEC 61000-4-x
- Thermal shutdown protection at >150°C
- Narrow body, RoHS-compliant package
Applications
- Isolated synchronous dc-to-dc converters
- MOSFET/IGBT gate drivers
- Automotive applications
Q & A
- What is the ADuM3220ARZ? The ADuM3220ARZ is an isolated, 4 A dual-channel gate driver produced by Analog Devices Inc.
- What technology does it use? It uses Analog Devices' iCoupler technology, combining high-speed CMOS and monolithic transformer technology.
- What are the input and output voltage ranges? The input supply voltage ranges from 3.0 V to 5.5 V, while the output supply voltage ranges from 4.5 V to 18 V for the A version and 7.6 V to 18 V for the B version.
- What is the maximum output current? The maximum output current is 4 A.
- What is the propagation delay and channel-to-channel matching? The propagation delay is 60 ns, and the channel-to-channel matching is 5 ns.
- What are the safety and regulatory approvals? It has UL recognition 2500 V rms for 1 minute per UL 1577, CSA Component Acceptance Notice #5A, and VDE certificate of conformity DIN V VDE V 0884-10:2006-12.
- Is the ADuM3220ARZ RoHS compliant? Yes, it is RoHS compliant.
- What are the typical applications of the ADuM3220ARZ? Typical applications include isolated synchronous dc-to-dc converters, MOSFET/IGBT gate drivers, and automotive applications.
- Does the ADuM3220ARZ have thermal shutdown protection? Yes, it has thermal shutdown protection at >150°C.
- What is the package type and dimensions? The package type is SOIC-8, with dimensions of 5 mm × 6 mm × 1.6 mm.
