Overview
The ADuM3123ARZ-RL7, produced by Analog Devices Inc., is a 4.0 A isolated, single channel driver that utilizes Analog Devices' iCoupler® technology to provide precision isolation. This component is designed to offer high-speed, galvanic isolation between the input and output, making it ideal for applications requiring reliable control over switching characteristics in high-voltage environments. The ADuM3123 operates with an input supply ranging from 3.0 V to 5.5 V, ensuring compatibility with lower voltage systems. It features a narrow-body, 8-lead SOIC package and provides 3000 V rms isolation, enhancing safety and performance in various industrial and power supply applications.
Key Specifications
| Parameter | Min | Typ | Max | Unit | Test Conditions/Comments |
|---|---|---|---|---|---|
| Input Supply Voltage | 3.0 | - | 5.5 | V | - |
| Output Current | - | - | 4.0 | A | - |
| Isolation Voltage | - | - | 3000 | V rms | For 1 minute |
| Propagation Delay | 25 | 44 | 64 | ns | CL = 2 nF, VDD2 = 12 V |
| Output Rise/Fall Time | 1 | 12 | 24 | ns | CL = 2 nF, VDD2 = 12 V |
| Dynamic Input Supply Current | - | - | 0.05 | mA/Mbps | VDD2 = 12 V |
| Dynamic Output Supply Current | - | - | 1.65 | mA/Mbps | VDD2 = 12 V |
| Maximum Junction Temperature | - | - | 125 | °C | - |
| Package Type | - | - | - | - | Narrow-body, 8-lead SOIC |
Key Features
- High-Speed CMOS and Monolithic Transformer Technology: Combines high-speed CMOS and monolithic transformer technology to provide superior performance characteristics.
- Galvanic Isolation: Offers true galvanic isolation between the input and output, ensuring reliable control over switching characteristics in high-voltage environments.
- High Common-Mode Transient Immunity: Provides >25 kV/μs common-mode transient immunity.
- High Junction Temperature Operation: Operates up to a maximum junction temperature of 125°C.
- Safety and Regulatory Approvals: Meets various safety and regulatory standards, including UL recognition per UL 1577, CSA Component Acceptance Notice 5A, and VDE certificate of conformity.
- Low Propagation Delay: Features a maximum isolator and driver propagation delay of 64 ns.
- Compatibility with Lower Voltage Systems: Operates with an input supply ranging from 3.0 V to 5.5 V.
Applications
- Switching Power Supplies: Ideal for use in switching power supplies due to its high isolation voltage and fast switching times.
- Isolated Gate Bipolar Transistors (IGBT)/MOSFET Gate Drives: Provides reliable control over the switching characteristics of IGBT/MOSFET configurations.
- Industrial Inverters: Suitable for use in industrial inverter applications requiring high-speed and high-isolation gate drivers.
Q & A
- What is the maximum output current of the ADuM3123?
The maximum output current of the ADuM3123 is 4.0 A.
- What is the isolation voltage of the ADuM3123?
The ADuM3123 provides 3000 V rms isolation.
- What is the maximum junction temperature of the ADuM3123?
The maximum junction temperature of the ADuM3123 is 125°C.
- What is the propagation delay of the ADuM3123?
The propagation delay of the ADuM3123 is up to 64 ns.
- What are the safety and regulatory approvals for the ADuM3123?
The ADuM3123 meets various safety and regulatory standards, including UL recognition per UL 1577, CSA Component Acceptance Notice 5A, and VDE certificate of conformity.
- What is the input supply voltage range for the ADuM3123?
The input supply voltage range for the ADuM3123 is from 3.0 V to 5.5 V.
- What are the typical applications of the ADuM3123?
The ADuM3123 is typically used in switching power supplies, isolated gate bipolar transistors (IGBT)/MOSFET gate drives, and industrial inverters.
- What is the package type of the ADuM3123?
The ADuM3123 comes in a narrow-body, 8-lead SOIC package.
- What is the common-mode transient immunity of the ADuM3123?
The ADuM3123 provides >25 kV/μs common-mode transient immunity.
- What is the dynamic input supply current of the ADuM3123?
The dynamic input supply current of the ADuM3123 is up to 0.05 mA/Mbps.
