The LTM2881V3 from Linear Technology is a robust isolated USB transceiver module that provides a complete isolation solution for USB data communication. This innovative product is designed to protect sensitive host controllers from destructive voltage spikes and ground loops commonly found in industrial and medical applications.
Key Features:
- Integrated Isolation: The LTM2881V3 features 2500VRMS of galvanic isolation between the USB host controller and the USB device, ensuring reliable data transfer while protecting against high voltage transients.
- USB 2.0 Compatibility: It supports full-speed (12Mbps) and low-speed (1.5Mbps) USB 2.0 communication, making it versatile for a wide range of USB peripherals.
- Automatic Speed Selection: The module automatically detects and selects the USB speed without any required software configuration.
- Robust ESD Protection: With onboard ESD protection, the LTM2881V3 is capable of withstanding electrostatic discharges, further enhancing its durability in harsh environments.
- Bus-Powered Operation: The device can be powered directly from the USB bus, eliminating the need for an external power supply and simplifying system design.
- Compact and Easy to Use: The module comes in a small footprint, making it easy to integrate into existing designs without significant board space requirements.
Applications:
The LTM2881V3 is ideal for a variety of applications where USB communication requires isolation, including:
- Industrial control systems
- Medical equipment
- Test and measurement devices
- Noisy data communication environments
Technical Specifications:
| Parameter |
Value |
| Isolation Voltage |
2500VRMS |
| USB Speeds Supported |
Full-Speed (12Mbps), Low-Speed (1.5Mbps) |
| Power Source |
USB Bus-Powered |
| ESD Protection |
Yes |
| Operating Temperature Range |
-40°C to +85°C |
The LTM2881V3 is a testament to Linear Technology's commitment to providing advanced, high-quality isolation solutions for demanding applications. By incorporating this module into your design, you can achieve reliable USB communication with the added assurance of electrical isolation.