Overview
The ADuM4120-1BRIZ-RL, produced by Analog Devices Inc., is a 2 A isolated, single-channel driver that utilizes Analog Devices' iCoupler technology to provide precision isolation. This component is designed for high-performance applications requiring reliable and precise control over insulated gate bipolar transistors (IGBTs) and metal-oxide semiconductor field-effect transistors (MOSFETs). The ADuM4120-1 operates with input supplies ranging from 2.5 V to 6.5 V, making it compatible with lower voltage systems. It offers true galvanic isolation between the input and output, ensuring high common-mode transient immunity and resistance to electrical noise and magnetic interference.
Key Specifications
| Parameter | Value | Unit |
|---|---|---|
| Output Current | 2 | A |
| Voltage Isolation | 5000 | Vrms |
| Input Supply Range | 2.5 to 6.5 | V |
| Propagation Delay (Falling Edge) | 79 | ns |
| Common-Mode Transient Immunity | 150 | kV/μs |
| Maximum Junction Temperature | 125 | °C |
| Package Type | 6-lead Wide Body SOIC | |
| Safety and Regulatory Approvals | UL recognition per UL 1577, CSA Component Acceptance Notice, VDE certificate of conformity |
Key Features
- Precision isolation using iCoupler technology
- High speed CMOS and monolithic transformer technology
- Positive logic on/off keying (OOK) encoding scheme
- High common-mode transient immunity and resistance to electrical noise and magnetic interference
- Options for models with and without an input glitch filter to reduce noise triggering
- Default low output for safety in enhancement mode power devices
- Spread spectrum OOK carrier to minimize radiated emissions
Applications
- Switching power supplies
- IGBT/MOSFET gate drivers
- Industrial inverters
- Gallium nitride (GaN) and silicon carbide (SiC) power devices
Q & A
- What is the primary function of the ADuM4120-1BRIZ-RL?
The ADuM4120-1BRIZ-RL is a 2 A isolated, single-channel driver designed to provide precision isolation for controlling IGBTs and MOSFETs.
- What is the voltage isolation rating of the ADuM4120-1BRIZ-RL?
The voltage isolation rating is 5000 Vrms.
- What is the input supply range for the ADuM4120-1BRIZ-RL?
The input supply range is from 2.5 V to 6.5 V.
- What is the propagation delay for the falling edge of the ADuM4120-1BRIZ-RL?
The propagation delay for the falling edge is 79 ns.
- What safety and regulatory approvals does the ADuM4120-1BRIZ-RL have?
The component has UL recognition per UL 1577, CSA Component Acceptance Notice, and VDE certificate of conformity.
- What are the key applications of the ADuM4120-1BRIZ-RL?
Key applications include switching power supplies, IGBT/MOSFET gate drivers, industrial inverters, and GaN/SiC power devices.
- How does the ADuM4120-1BRIZ-RL minimize radiated emissions?
The component uses a spread spectrum OOK carrier to minimize radiated emissions.
- What is the significance of the input glitch filter option in the ADuM4120-1BRIZ-RL?
The input glitch filter helps reduce the chance of noise on the input pin triggering an output.
- What is the maximum junction temperature for the ADuM4120-1BRIZ-RL?
The maximum junction temperature is 125°C.
- What package type is used for the ADuM4120-1BRIZ-RL?
The component is packaged in a 6-lead wide body SOIC.
