Overview
The ADUM3223ARZ-RL7 is an isolated precision half-bridge gate driver produced by Analog Devices Inc. This component is designed to simplify the design of isolated motor control circuits and other high-voltage applications. It combines high-speed CMOS and monolithic transformer technology, providing true galvanic isolation between the input and each output. This ensures reliable control over the switching characteristics of IGBT/MOSFET configurations across a wide range of positive or negative switching voltages.
Key Specifications
| Parameter | Value | Unit | Conditions |
|---|---|---|---|
| Isolation Voltage | 3000 | V rms | 1 minute duration |
| Output Current | 4 | A | |
| Input Supply Voltage | 3.0 to 5.5 | V | |
| Maximum Output Voltage | 537 | V peak | Relative to input |
| Differential Voltage | 800 | V peak | Between high-side and low-side |
| Propagation Delay | 54 ns (max) | ||
| Channel-to-Channel Matching | 5 ns (max) | ||
| Thermal Shutdown Protection | Yes | ||
| Junction Temperature | 125°C | ||
| Package Type | 16-lead SOIC (narrow body) |
Key Features
- True Galvanic Isolation: Provides 3000 V rms isolation, ensuring reliable control over IGBT/MOSFET configurations.
- High-Speed Operation: Combines high-speed CMOS and monolithic transformer technology for superior performance.
- Protection Features: Includes under-voltage lockout (UVLO), field-effect transistor (FET) short-circuit protection, anti-shoot-through protection, and thermal shutdown.
- Integrated Regulator: Allows for power supply voltages of 5V to 18V.
- Low-Side Switching: Supports switching to negative voltages with a maximum output voltage of 537 V peak relative to the input.
- High Common-Mode Transient Immunity: >25 kV/µs.
- Enhanced System-Level ESD Performance: Per IEC 61000-4-x).
Applications
- Isolated Motor Control Circuits: Ideal for designing isolated motor control circuits where high-voltage isolation is required).
- IGBT/MOSFET Drivers: Suitable for driving IGBTs and MOSFETs in high-voltage applications).
- Industrial Automation: Used in industrial automation systems where reliable and isolated control is necessary).
- Power Supplies and Inverters: Applicable in power supply and inverter designs requiring high isolation and reliability).
Q & A
- What is the isolation voltage of the ADUM3223ARZ-RL7?
The ADUM3223ARZ-RL7 provides 3000 V rms isolation).
- What is the maximum output current of the ADUM3223ARZ-RL7?
The maximum output current is 4 A).
- What is the input supply voltage range for the ADUM3223ARZ-RL7?
The input supply voltage range is from 3.0 V to 5.5 V).
- Does the ADUM3223ARZ-RL7 support low-side switching to negative voltages?
Yes, it supports low-side switching to negative voltages with a maximum output voltage of 537 V peak relative to the input).
- What protection features does the ADUM3223ARZ-RL7 include?
The ADUM3223ARZ-RL7 includes under-voltage lockout (UVLO), FET short-circuit protection, anti-shoot-through protection, and thermal shutdown).
- What is the package type of the ADUM3223ARZ-RL7?
The package type is a 16-lead SOIC (narrow body)).
- What is the maximum junction temperature for the ADUM3223ARZ-RL7?
The maximum junction temperature is 125°C).
- Does the ADUM3223ARZ-RL7 have regulatory approvals?
Yes, it has approvals from UL, CSA, and VDE).
- What is the common-mode transient immunity of the ADUM3223ARZ-RL7?
The common-mode transient immunity is >25 kV/µs).
- Is the ADUM3223ARZ-RL7 RoHS-compliant?
Yes, the ADUM3223ARZ-RL7 is RoHS-compliant).
