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NUP3105L-AQ: Reliable ESD Protection for Automotive CAN and LIN Bus Systems
The NUP3105L-AQ from Diotec is a high-performance ESD protection diode designed to safeguard sensitive data lines in automotive communication networks such as CAN and LIN bus systems. With an ultra-low capacitance of just 30 pF and ESD protection up to 30 kV, it ensures signal integrity while providing robust protection against electrostatic discharge events.
Offering bidirectional protection for each data line, the NUP3105L-AQ delivers a peak pulse power capability of 295 W (8/20 µs) and maintains a very low reverse leakage current (<1 µA). The device comes in a compact SOT-23 package, it is AEC-Q101 qualified and PPAP capable, making it an ideal choice for automotive and industrial designs that demand long-term reliability.
Key Features:
- Automotive-grade ESD protection diode
- Bidirectional protection for data and I/O lines
- Ultra-low capacitance (30 pF) to preserve signal integrity
- Very low reverse leakage current (<1 µA)
- Peak power dissipation up to 295 W (8/20 µs)
- AEC-Q101 qualified and compliant with RoHS, REACH, and Conflict Minerals
Typical Applications:
- CAN and LIN bus protection
- Data line and I/O port ESD protection
- Automotive gateway modules
- Protection for USB, HDMI, Ethernet and sensor interfaces
- Microcontroller-based systems
Key Specifications:
- Stand-off voltage (VWM): 32 V
- ESD immunity ± 30 kV
- Maximum junction temperature (Tj max): 125°C
- Maximum reverse current (IR): 1 µA