Overview
The ISO7821FDWW is a high-performance, dual-channel digital isolator manufactured by Texas Instruments. Designed for applications requiring robust isolation, this component ensures reliable signal transmission across isolation barriers. It is particularly suited for industrial automation, automotive systems, and other environments where electrical noise and safety are critical concerns. The ISO7821FDWW stands out for its high isolation voltage, low power consumption, and enhanced electromagnetic compatibility, making it a competitive choice in the digital isolator market.
Key Specifications
| Parameter | Value | Unit | Notes |
|---|---|---|---|
| Isolation Voltage | 8000 | VPK | Enhanced isolation |
| Number of Channels | 2 | - | Dual-channel |
| Data Rate | 100 | Mbps | High-speed communication |
| Supply Voltage | 3.0 to 5.5 | V | Wide operating range |
| Power Consumption | 1.5 | mA per channel | Low power |
| Operating Temperature | -40 to 125 | °C | Industrial-grade |
| Package | SOIC-16 | - | Wide-body |
Key Features
- High isolation voltage of 8000 VPK ensures safety in high-voltage applications.
- Dual-channel design supports bidirectional communication.
- Low power consumption reduces energy costs and extends battery life in portable devices.
- High data rate of 100 Mbps enables fast and reliable signal transmission.
- Wide operating temperature range makes it suitable for harsh environments.
Applications
The ISO7821FDWW is widely used in industrial automation for isolating control signals in motor drives and PLCs. In automotive systems, it ensures reliable communication in electric vehicles and battery management systems. Additionally, it is employed in medical equipment for patient safety and in renewable energy systems for isolating power electronics. Its robust design and high performance make it a versatile solution for applications requiring reliable isolation.
Q & A
1. What is the isolation voltage of the ISO7821FDWW?
The isolation voltage is 8000 VPK.
2. How many channels does the ISO7821FDWW have?
It has two channels.
3. What is the maximum data rate supported by this isolator?
The maximum data rate is 100 Mbps.
4. What is the operating voltage range?
The operating voltage range is 3.0 to 5.5 V.
5. Is the ISO7821FDWW suitable for high-temperature environments?
Yes, it operates in temperatures ranging from -40 to 125°C.
6. What package does the ISO7821FDWW come in?
It comes in an SOIC-16 wide-body package.
7. Can this isolator be used in automotive applications?
Yes, it is suitable for automotive systems, including electric vehicles.
8. Does the ISO7821FDWW support bidirectional communication?
Yes, its dual-channel design supports bidirectional communication.
9. What is the power consumption per channel?
The power consumption is 1.5 mA per channel.
10. Is the ISO7821FDWW compliant with safety standards?
Yes, it meets relevant safety standards for high-voltage isolation.
