Overview
The ADUM3440CRWZ-RL is a four-channel digital isolator produced by Analog Devices Inc., utilizing the iCoupler® technology. This component is designed to provide high-speed data isolation, supporting data rates up to 150 Mbps. It is particularly useful in applications where electrical isolation is crucial, such as in industrial control systems, medical devices, and high-voltage systems. The ADUM3440CRWZ-RL ensures reliable and efficient data transfer between isolated domains, enhancing system safety and performance.
Key Specifications
| Parameter | Symbol | Min | Typ | Max | Unit | Test Conditions |
|---|---|---|---|---|---|---|
| Data Rate | 150 | Mbps | CL = 15 pF, CMOS signal levels | |||
| Propagation Delay | tPHL, tPLH | 20 | 32 | ns | CL = 15 pF, CMOS signal levels | |
| Pulse Width Distortion | |tPLH − tPHL| | 0.5 | 2 | ns | CL = 15 pF, CMOS signal levels | |
| Input Supply Current per Channel (Quiescent) | IDDI (Q) | 0.43 | 0.75 | 1.3 | mA | 3.3 V/5 V Operation |
| Output Supply Current per Channel (Quiescent) | IDDO (Q) | 0.3 | 0.5 | 1.2 | mA | 3.3 V/5 V Operation |
| Isolation Voltage | 560 | V | ||||
| Maximum Operating Temperature | 105 | °C | ||||
| Maximum Supply Voltage | 5.5 | V |
Key Features
- High-Speed Data Isolation: Supports data rates up to 150 Mbps, ensuring fast and reliable data transfer between isolated domains.
- Low Propagation Delay: Typical propagation delay of 20-32 ns, which is crucial for high-speed applications.
- Low Pulse Width Distortion: Ensures minimal distortion with a pulse width distortion of 0.5-2 ns.
- High Isolation Voltage: Provides 560 V of isolation voltage, making it suitable for high-voltage applications.
- Wide Operating Temperature Range: Operates up to 105°C, making it versatile for various environmental conditions.
- Low Quiescent Current: Low input and output supply currents in quiescent state, contributing to energy efficiency.
Applications
- Industrial Control Systems: Used in PLCs, motor control systems, and other industrial automation equipment where electrical isolation is essential.
- Medical Devices: Suitable for medical equipment that requires high isolation to ensure patient safety.
- High-Voltage Systems: Applied in systems that operate at high voltages, such as power supplies, battery management systems, and renewable energy systems.
- Automotive Systems: Used in automotive electronics where isolation is necessary to protect against high voltages and noise.
- Test and Measurement Equipment: Utilized in test equipment that requires isolated signal paths to ensure accurate measurements.
Q & A
- What is the maximum data rate supported by the ADUM3440CRWZ-RL?
The ADUM3440CRWZ-RL supports data rates up to 150 Mbps.
- What is the typical propagation delay of the ADUM3440CRWZ-RL?
The typical propagation delay is between 20-32 ns.
- What is the isolation voltage of the ADUM3440CRWZ-RL?
The isolation voltage is 560 V.
- What is the maximum operating temperature of the ADUM3440CRWZ-RL?
The maximum operating temperature is 105°C.
- What are the typical quiescent supply currents for the ADUM3440CRWZ-RL?
The typical quiescent input supply current per channel is 0.43-1.3 mA, and the output supply current per channel is 0.3-1.2 mA.
- What are some common applications of the ADUM3440CRWZ-RL?
Common applications include industrial control systems, medical devices, high-voltage systems, automotive systems, and test and measurement equipment.
- What technology does the ADUM3440CRWZ-RL use for isolation?
The ADUM3440CRWZ-RL uses Analog Devices' iCoupler® technology for isolation.
- What is the maximum supply voltage for the ADUM3440CRWZ-RL?
The maximum supply voltage is 5.5 V.
- How many channels does the ADUM3440CRWZ-RL have?
The ADUM3440CRWZ-RL has four channels.
- What is the pulse width distortion of the ADUM3440CRWZ-RL?
The pulse width distortion is between 0.5-2 ns.
