Overview
The SZNUP1105LT1G, produced by onsemi, is a single line CAN/LIN bus protector designed to safeguard LIN and single line CAN transceivers from Electrostatic Discharge (ESD) and other harmful transient voltage events. This device offers bidirectional protection in a compact SOT-23 package, providing system designers a cost-effective solution to enhance system reliability and meet stringent Electromagnetic Interference (EMI) requirements.
Key Specifications
| Parameter | Value | Unit |
|---|---|---|
| Peak Power Dissipation (8 x 20 μs Waveform) | 350 | W |
| Operating Junction Temperature Range | −55 to 150 | °C |
| Storage Temperature Range | −55 to 150 | °C |
| Lead Solder Temperature (10 s) | 260 | °C |
| Reverse Working Voltage (VRWM) | 24 | V |
| Breakdown Voltage (VBR) at IT = 1 mA | 25.7 - 28.4 | V |
| Reverse Leakage Current (IR) at VRWM = 24 V | < 100 | nA |
| Clamping Voltage (VC) at IPP = 5 A (8 x 20 μs Waveform) | 40 | V |
| Clamping Voltage (VC) at IPP = 8 A (8 x 20 μs Waveform) | 44 | V |
| Maximum Peak Pulse Current (IPP) (8 x 20 μs Waveform) | 8.0 | A |
| Capacitance (CJ) at VR = 0 V, f = 1 MHz | 30 - 60 | pF |
| Package Type | SOT-23 (TO-236) | |
| Flammability Rating | UL 94 V-0 | |
| RoHS Compliance | Yes |
Key Features
- SOT-23 package allowing one separate bidirectional configuration
- 350 W peak power dissipation per line (8 x 20 μs waveform)
- Low reverse leakage current (< 100 nA)
- IEC compatibility:
- IEC 61000-4-2 (ESD): Level 4
- IEC 61000-4-4 (EFT): 40 A - 5/50 ns
- IEC 61000-4-5 (Lighting): 8.0 A (8/20 μs)
- ISO 7637-1 and ISO 7637-3 compliance for EMI surge pulses
- SZ prefix for automotive and other applications requiring unique site and control change requirements; AEC-Q101 qualified and PPAP capable
- Pb-free and RoHS compliant
Applications
- Automotive Electronics:
- LIN Bus
- Single Line CAN
- Industrial Control Networks:
- Smart Distribution Systems (SDS®)
- DeviceNet™
- Automotive IVN
Q & A
- What is the primary function of the SZNUP1105LT1G?
The SZNUP1105LT1G is designed to protect LIN and single line CAN transceivers from ESD and other harmful transient voltage events.
- What package type does the SZNUP1105LT1G come in?
The SZNUP1105LT1G comes in a SOT-23 (TO-236) package.
- What is the peak power dissipation of the SZNUP1105LT1G?
The peak power dissipation is 350 W per line for an 8 x 20 μs waveform.
- What are the operating and storage temperature ranges for the SZNUP1105LT1G?
The operating and storage temperature ranges are both −55 to 150 °C.
- Is the SZNUP1105LT1G RoHS compliant?
- What are the key IEC compatibility standards for the SZNUP1105LT1G?
The device meets IEC 61000-4-2 (ESD): Level 4, IEC 61000-4-4 (EFT): 40 A - 5/50 ns, and IEC 61000-4-5 (Lighting): 8.0 A (8/20 μs).
- What applications is the SZNUP1105LT1G suitable for?
- What is the reverse leakage current of the SZNUP1105LT1G?
- Is the SZNUP1105LT1G AEC-Q101 qualified?
- What is the flammability rating of the SZNUP1105LT1G?
