Overview
The ADUM4223CRWZ from 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 channels, ensuring true galvanic isolation between the input and each output. It is designed for high-performance applications requiring reliable control and isolation. The ADUM4223CRWZ operates with an input supply ranging from 3.0 V to 5.5 V, making it compatible with lower voltage systems. It offers enhanced system-level ESD performance and high junction temperature operation up to 125°C, along with thermal shutdown protection for added safety.
Key Specifications
| Parameter | Symbol | Value | Unit | Conditions |
|---|---|---|---|---|
| Output Current | IOUT | 4 A | - | - |
| Input Supply Voltage | VDD1 | 3.0 V to 5.5 V | V | - |
| UVLO Thresholds | VDD2 | 4.1 V, 7.0 V, 11.0 V (depending on version) | V | - |
| Propagation Delay | tP | 54 ns (max) | ns | - |
| Channel-to-Channel Matching | tM | 5 ns (max) | ns | - |
| Rated Dielectric Insulation Voltage | VISO | 5000 V rms (1 minute duration) | V rms | - |
| Minimum External Air Gap (Clearance) | L(I01) | 7.6 mm (min) | mm | Measured from input terminals to output terminals |
| Minimum External Tracking (Creepage) | L(I02) | 7.6 mm (min) | mm | Measured from input terminals to output terminals |
| Junction-to-Ambient Thermal Resistance | θJA | 45 °C/W | °C/W | - |
| Junction-to-Case Thermal Resistance | θJC | 29 °C/W | °C/W | - |
Key Features
- True Galvanic Isolation: Provides 5000 V rms isolation, ensuring independent and isolated channels between the input and each output.
- High-Speed Operation: Combines high-speed CMOS and monolithic transformer technology, offering precise timing characteristics with a maximum isolator and driver propagation delay of 54 ns and channel-to-channel matching of 5 ns.
- Enhanced ESD Performance: Meets IEC 61000-4-x standards for enhanced system-level ESD performance.
- High Junction Temperature Operation: Operates up to 125°C with thermal shutdown protection for added safety.
- High Common-Mode Transient Immunity: Offers >25 kV/µs common-mode transient immunity.
- Compatibility with Lower Voltage Systems: Operates with an input supply ranging from 3.0 V to 5.5 V.
Applications
- Power Monitor, Control, and Protection: Suitable for applications involving power monitoring, control, and protection systems.
- High-Side Switches and MOSFET Drivers: Ideal for driving high-side switches and MOSFETs in various power management systems.
- Hot Swap Controllers: Used in hot swap controllers to ensure safe and reliable operation during power transitions.
- Power-over-Ethernet (PoE) Interface Controllers: Applicable in PoE systems for isolated power delivery and control.
- Industrial and Automotive Systems: Suitable for use in industrial and automotive applications requiring high isolation and reliability.
Q & A
- What is the maximum output current of the ADUM4223CRWZ?
The maximum output current of the ADUM4223CRWZ is 4 A.
- What is the input supply voltage range for the ADUM4223CRWZ?
The input supply voltage range for the ADUM4223CRWZ is from 3.0 V to 5.5 V.
- What is the rated dielectric insulation voltage of the ADUM4223CRWZ?
The rated dielectric insulation voltage of the ADUM4223CRWZ is 5000 V rms for 1 minute duration.
- What is the maximum junction temperature for the ADUM4223CRWZ?
The maximum junction temperature for the ADUM4223CRWZ is 125°C.
- Does the ADUM4223CRWZ have thermal shutdown protection?
Yes, the ADUM4223CRWZ has thermal shutdown protection for added safety.
- What is the common-mode transient immunity of the ADUM4223CRWZ?
The common-mode transient immunity of the ADUM4223CRWZ is >25 kV/µs.
- What are the typical applications of the ADUM4223CRWZ?
The ADUM4223CRWZ is typically used in power monitor, control, and protection systems, high-side switches and MOSFET drivers, hot swap controllers, and Power-over-Ethernet (PoE) interface controllers.
- What is the package type of the ADUM4223CRWZ?
The ADUM4223CRWZ comes in a wide-body, 16-lead SOIC package.
- Does the ADUM4223CRWZ meet any specific safety and regulatory approvals?
Yes, the ADUM4223CRWZ meets various safety and regulatory approvals including UL recognition, CSA Component Acceptance Notice, and VDE certificate of conformity.
- What is the junction-to-ambient thermal resistance of the ADUM4223CRWZ?
The junction-to-ambient thermal resistance of the ADUM4223CRWZ is 45 °C/W.
