Overview
The NUP2105LT1G, produced by onsemi, is a 27 V ESD protection diode designed to protect CAN transceivers in high-speed and fault-tolerant networks from electrostatic discharge (ESD) and other harmful transient voltage events. This device provides bidirectional protection for each data line within a single compact SOT-23 package, offering a low-cost solution for enhancing system reliability and meeting stringent EMI requirements.
Key Specifications
| Parameter | Value | Unit |
|---|---|---|
| Package Type | SOT-23 (TO-236) | - |
| Number of Lines | 2 | - |
| Direction | Bidirectional | - |
| C Max (pF) | 30 | pF |
| VBR Min (V) | 26.2 | V |
| VRWM Max (V) | 24 | V |
| IR Max (µA) | 0.1 | µA |
| PPK Max (W) | 350 | W |
| Operating Junction Temperature Range | -55 to 150 | °C |
| Storage Temperature Range | -55 to 150 | °C |
| Lead Solder Temperature (10 s) | 260 | °C |
Key Features
- Low Capacitance for High-Speed CAN Data Rates
- SOT-23 package allows two separate bidirectional configurations
- 350 W Peak Power Dissipation per line (8/20 µs waveform)
- Low Reverse Leakage Current (< 100 nA)
- IEC-61000-4-2: Level 4 Compatible (30 kV)
- IEC-61000-4-4: 40 A – 5/50 ns
- IEC-61000-4-5: 8.0 A (8/20 µs)
- ISO 7637-2 Pulse 2a: Repetitive Load Switch Disconnect, 9.5 A
- ISO 7637-3 Pulse 3a,b: Repetitive Load Switching Fast Transients, 50 A
- Flammability Rating UL 94 V-0
- SZ Prefix for Automotive and Other Applications Requiring Unique Site and Control Change Requirements; AEC-Q101 Qualified and PPAP Capable
- Pb-Free, Halogen Free/BFR Free and RoHS Compliant
Applications
- Industrial Control Networks: Smart Distribution Systems (SDS®), DeviceNet™
- Automotive Networks: Low and High-Speed CAN, Fault Tolerant CAN
- Automotive IVN (In Vehicle Networking)
- Medical and Marine Systems
- Industrial Control Systems
Q & A
- What is the primary function of the NUP2105LT1G?
The NUP2105LT1G is designed to protect CAN transceivers in high-speed and fault-tolerant networks from ESD and other harmful transient voltage events.
- What package type does the NUP2105LT1G use?
The NUP2105LT1G uses a SOT-23 (TO-236) package.
- How many lines does the NUP2105LT1G protect?
The NUP2105LT1G protects two data lines with bidirectional protection.
- What is the peak power dissipation of the NUP2105LT1G per line?
The peak power dissipation is 350 W per line (8/20 µs waveform).
- Is the NUP2105LT1G compliant with automotive standards?
Yes, it is AEC-Q101 Qualified and PPAP Capable, making it suitable for automotive applications.
- What are the operating and storage temperature ranges for the NUP2105LT1G?
The operating and storage temperature ranges are -55 to 150 °C.
- Is the NUP2105LT1G RoHS compliant?
Yes, the NUP2105LT1G is Pb-Free, Halogen Free/BFR Free and RoHS Compliant.
- What are some common applications for the NUP2105LT1G?
Common applications include industrial control networks, automotive networks, and medical and marine systems.
- What is the flammability rating of the NUP2105LT1G?
The flammability rating is UL 94 V-0.
- Does the NUP2105LT1G meet IEC EMI standards?
Yes, it meets various IEC standards including IEC-61000-4-2, IEC-61000-4-4, and IEC-61000-4-5.
