Overview
The ADuM3223ARZ, produced by Analog Devices Inc., is a 4 A isolated, half-bridge gate driver that utilizes the company's iCoupler® technology. This component provides independent and isolated high-side and low-side outputs, ensuring true galvanic isolation between the input and each output. It is designed to operate in a variety of power management and control applications, offering high-speed CMOS and monolithic transformer technology for superior performance. The ADuM3223ARZ is available in a narrow-body, 16-lead SOIC package and supports input supply voltages ranging from 3.0 V to 5.5 V, making it compatible with lower voltage systems.
Key Specifications
| Parameter | Symbol | Min | Typ | Max | Unit | Test Conditions |
|---|---|---|---|---|---|---|
| Output Current | IOUT | - | - | 4 A | - | - |
| Input Supply Voltage | VDD1 | 3.0 V | - | 5.5 V | V | - |
| UVLO Thresholds | VDD1 | 2.5 V / 4.1 V / 7.0 V / 11.0 V | - | - | V | Depending on version (A, B, C) |
| Propagation Delay | tP | - | - | 54 ns | ns | - |
| Channel-to-Channel Matching | tM | - | - | 5 ns | ns | - |
| Input Capacitance | CI | - | - | 4.0 pF | pF | - |
| Input-to-Output Resistance | RI-O | 1012 Ω | - | - | Ω | - |
| Isolation Voltage | VISO | - | - | 3000 V rms | V rms | 1 minute duration |
| Junction-to-Ambient Thermal Resistance | θJA | - | - | 76 °C/W | °C/W | - |
Key Features
- True galvanic isolation between input and each output using iCoupler technology
- High-speed CMOS and monolithic transformer technology for superior performance
- Independent and isolated high-side and low-side outputs
- High common-mode transient immunity: >25 kV/µs
- Enhanced system-level ESD performance per IEC 61000-4-x
- High junction temperature operation: up to 125°C
- Thermal shutdown protection
- CMOS input logic levels
- Precise timing characteristics with 54 ns maximum isolator and driver propagation delay and 5 ns maximum channel-to-channel matching
Applications
- Switching power supplies
- Isolated IGBT/MOSFET gate drives
- Industrial inverters
- Automotive applications
Q & A
- What is the ADuM3223ARZ used for?
The ADuM3223ARZ is used as an isolated, half-bridge gate driver in various power management and control applications.
- What is the maximum output current of the ADuM3223ARZ?
The maximum output current of the ADuM3223ARZ is 4 A.
- What is the input supply voltage range for the ADuM3223ARZ?
The input supply voltage range for the ADuM3223ARZ is from 3.0 V to 5.5 V.
- What is the isolation voltage of the ADuM3223ARZ?
The isolation voltage of the ADuM3223ARZ is 3000 V rms for 1 minute duration.
- What are the key features of the ADuM3223ARZ?
The key features include true galvanic isolation, high-speed CMOS and monolithic transformer technology, high common-mode transient immunity, and thermal shutdown protection.
- What are the typical applications of the ADuM3223ARZ?
The typical applications include switching power supplies, isolated IGBT/MOSFET gate drives, industrial inverters, and automotive applications.
- What is the junction temperature operation limit of the ADuM3223ARZ?
The ADuM3223ARZ can operate up to a junction temperature of 125°C.
- Does the ADuM3223ARZ have thermal shutdown protection?
Yes, the ADuM3223ARZ has thermal shutdown protection.
- What is the propagation delay of the ADuM3223ARZ?
The propagation delay of the ADuM3223ARZ is a maximum of 54 ns.
- Is the ADuM3223ARZ qualified for automotive applications?
Yes, the ADuM3223ARZ is qualified for automotive applications.
