Description

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.

Feature(s)

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/

Application(s)

LIN Bus Protection

Specifications & Technical Documents

Product Parameters

Compliance (Only Automotive Supports PPAP)	Automotive
AEC Qualified	Yes
Configuration	Dual (Bi-Directional)
Channel Input CapacitanceC_T Typ (pF)	13 pF
Reverse Standoff Voltage V_RWM_(V)	24 V
Breakdown VoltageV_BR Min(V)	25.4 V
Typ Reverse Leakage Current I_R @ V_{RWM Max}_(µA)	0.001 µA
Maximum Peak Pulse Current IPP @ 8x20μs Max	3
Maximum Clamping Voltage @ Max Peak Pulse Current V_C _(V)	50 V
VESD IEC61000-4-2 Contact Discharge(kV)	30 kV

Technical Documents

Recommended Soldering Techniques

TN1.pdf

Purchase & Availability

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Product Change Notices (PCNs)

A PCN may only apply to specific orderable part numbers in this datasheet. Please refer to the corresponding PCN to see the exact orderable part number(s) affected.

PCN #	Issue Date	Implementation Date	Subject
PCN-2770	2025-10-30	2025-10-30	Add Fab Site Code, Country of Diffusion (COD) and Assembly Site Origin (ASO) on Product and Shipping Labels for all Diodes Products

DESD1LIN2WSQ