Diodes Menu Close
Back to Data Line Protection



Contact Sales

Log in or register to manage email notifications about changes to datasheets or PCNs for this part.


This DESD1LIN2WSQ is a next generation ESD and surge protection device packaged in a small footprint surface mount package. It is qualified to AEC-Q101, supported by a PPAP and is designed to protect one data line of the Local Information Network (LIN) in an automotive.


  • Provides ESD Protection per IEC 61000-4-2 Standard: Air ±30kV, Contact ±30kV
  • 1 Channel of ESD Protection
  • Low Channel Input Capacitance
  • Totally Lead-Free & Fully RoHS Compliant (Notes 1 & 2)
  • Halogen and Antimony Free. “Green” Device (Note 3)
  • The DESD1LIN2WSQ is suitable for automotive applications requiring specific change control; this part is AEC-Q101 qualified, PPAP capable, and manufactured in IATF 16949 certified facilities. https://www.diodes.com/quality/product-definitions/


  • LIN Bus Protection

Product Specifications

Product Parameters

Compliance (Only Automotive supports PPAP) Standard
Maximum Peak Pulse Current IPP @ 8x20±s Max 3
AEC Qualified Yes
Configuration Dual (Bi-Directional)
Channel Input CapacitanceCT Typ(pF) 13 pF
Reverse Standoff Voltage VRWM(V) 24 V
Breakdown VoltageVBR Min(V) 25.4 V
Typ Reverse Leakage Current IR @ VRWM Max(µA) 0.001 µA
Maximum Clamping Voltage @ MaxPeak Pulse CurrentVC(V) 50 V
VESD IEC61000-4-2 Contact Discharge(kV) 30 kV

Related Content


Technical Documents

Recommended Soldering Techniques