Overview
The ADUM4221BRIZ-RL is a high-performance, isolated half-bridge gate driver produced by Analog Devices Inc. This component is designed to provide level shifting and buffering for IGBT or MOSFET power switches, making it highly suitable for high-speed, high-voltage power conversion applications. It features two independent non-inverting channels and operates over a wide supply voltage range of 2.5V to 6.5V. The device is known for its fast rise and fall times, high noise immunity, and low propagation delay, ensuring robust and reliable performance in demanding environments.
Key Specifications
| Parameter | Min | Typ | Max | Unit | Comments |
|---|---|---|---|---|---|
| Supply Voltage Range | 2.5V | - | 6.5V | V | VDDA and VDDB |
| Peak Output Current | - | 4A | - | A | Source and sink current |
| Rise Time | - | 25ns | - | ns | Typical |
| Fall Time | - | 30ns | - | ns | Typical |
| Propagation Delay | - | 100ns | - | ns | Typical |
| High-Voltage Isolation | - | 5700V rms | - | V rms | For 1 minute duration |
| Operating Temperature Range | -40°C | - | 125°C | °C | - |
| Package Type | - | - | - | - | 16-SOIC (0.295", 7.50mm Width) |
Key Features
- Two independent non-inverting channels for flexible design configurations.
- Wide supply voltage range of 2.5V to 6.5V, compatible with lower voltage systems.
- High peak output current of 4A source and 6A sink, ensuring robust gate driving performance.
- Fast rise and fall times (25ns/30ns typical) and low propagation delay (100ns typical) for high-speed applications.
- High noise immunity with 4kV high-voltage isolation and 150 kV/μs common-mode transient immunity.
- Adjustable dead time and dual input options for precise timing control.
- Compliance with industry safety standards (UL, CE, etc.) and rigorous quality control processes).
Applications
- Power inverters and converters).
- Motor drives).
- Uninterruptible power supplies (UPS)).
- Renewable energy systems).
- Industrial automation and control).
- Industrial production, smart home appliances, electric vehicles, medical devices, and Internet of Things (IoT) applications).
Q & A
- What is the ADUM4221BRIZ-RL used for?
The ADUM4221BRIZ-RL is used as a high-performance gate driver for IGBT or MOSFET power switches in high-speed, high-voltage power conversion applications.
- What is the supply voltage range of the ADUM4221BRIZ-RL?
The supply voltage range is from 2.5V to 6.5V.
- What are the typical rise and fall times of the ADUM4221BRIZ-RL?
The typical rise time is 25ns and the typical fall time is 30ns).
- What is the propagation delay of the ADUM4221BRIZ-RL?
The typical propagation delay is 100ns).
- What is the high-voltage isolation rating of the ADUM4221BRIZ-RL?
The device has a high-voltage isolation rating of 5700V rms for 1 minute duration).
- What are the operating temperature limits of the ADUM4221BRIZ-RL?
The operating temperature range is from -40°C to 125°C).
- What package type does the ADUM4221BRIZ-RL come in?
The device comes in a 16-SOIC (0.295", 7.50mm Width) package).
- Is the ADUM4221BRIZ-RL compliant with industry safety standards?
Yes, it is compliant with industry safety standards such as UL, CE, etc.).
- What are some common applications of the ADUM4221BRIZ-RL?
Common applications include power inverters, motor drives, UPS, renewable energy systems, and industrial automation).
- Does the ADUM4221BRIZ-RL have adjustable dead time control?
Yes, it has adjustable dead time control options).
