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Vishay Semiconductor VESD05A4A-HS4 Specifications and User Guide

Summary

This ultra-compact quad ESD Protection Diode Array offers robust safeguarding for multiple electronic data lines against severe transient voltage spikes and electrostatic discharge events. Engineered for reliable performance, it maintains low leakage current while handling high peak pulse currents typical of harsh environments. This comprehensive technical manual is essential reading for electronics designers and engineers, providing detailed electrical characteristics, application guidelines, compliance testing results (IEC 61000-4-2), and optimal integration procedures to ensure system reliability.

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VESD05A4A-HS4 Vishay Semiconductors

4-Line (Quad) ESD Protection Diode Array in LLP1010-5L

Features Ultra compact LLP1010-5L package Low package height < 0.4 mm 4-line ESD protection (quad) e4 Low leakage current < 0.1 µA Low load capacitance CD = 12 p F ESD-protection acc. IEC 61000-4-2 ± 15 k V contact discharge ± 17 k V air discharge Surge current acc. IEC 6100-4-5 IPP > 2.5 A Soldering can be checked by standard vision inspection. No X-ray necessary Lead (Pb)-free component Pin plating Ni Pd Au (e4) no whisker growth "Green" molding compound Non-magnetic Component in accordance to Ro HS 2002/95/EC and WEEE 2002/96/EC

Marking (example only)

XX dot = Pin 1 marking XX = Date code

YY = Type code (see table below)

Ordering Information

Taped units per reel

Device name Ordering code Minimum order quantity

(8 mm tape on 7" reel)

VESD05A4A-HS4 VESD05A4A-HS4-GS08

Package Data

Molding

Package Type

Device name Weight compound Moisture sensitivity level Soldering conditions

name code

flammability rating

MSL level 1

VESD05A4A-HS4 LLP1010-5L 1.07 mg UL 94 V-0 260 °C/10 s at terminals

(according J-STD-020)

Document Number 81786 For technical support, please contact: [email protected] www.vishay.com Rev. 1.2, 27-Mar-08

Page Summary Contents For Vishay Semiconductor VESD05A4A-HS4 Specifications and User Guide

Page 1 VESD05A4A-HS4 Vishay Semiconductors 4-Line (Quad) ESD Protection Diode Array in LLP1010-5L Features Ultra compact LLP1010-5L package Low package height &lt; 0.4 mm 4-line ESD protection (quad) e4 Low ...
Page 2 VESD05A4A-HS4 Vishay Semiconductors Absolute Maximum Ratings Rating Test conditions Symbol Value Unit Bi As-mode: each input (pin 1, 3 - 5) to ground (pin 2 and 6); IPPM 2.5 acc. IEC 61000-4-5; tp = 8...
Page 3 VESD05A4A-HS4 Vishay Semiconductors Electrical Characteristics Ratings at 25 °C, ambient temperature unless otherwise specified VESD05A4A-HS4 Bi As mode: each input (pin 1, 3, 4 and 5) to ground (pin ...
Page 4 VESD05A4A-HS4 Vishay Semiconductors Bi Sy-mode (3-line Bidirectional Symmetrical protection mode) If a bipolar symmetrical protection device is needed the VESD05A4A-HS4 can also be used as a three-lin...
Page 5 VESD05A4A-HS4 Vishay Semiconductors Typical Characteristics is ch ar ge ur re nt Tamb = 25 °C, unless otherwise specified 100 % 8 µs to 100 % 20 µs to 50 % Time (µs) VF (V) Figure 1. 8/20 µs Peak Puls...
Page 6 VESD05A4A-HS4 Vishay Semiconductors acc. IEC 61000-4-2 contact discharge positive surge positive discharge Measured VC VC-ESD acc. IEC 61000-4-5 (8/20 µs - wave form) Bi As-mode negative discharge - 1...
Page 7 VESD05A4A-HS4 Vishay Semiconductors Package Dimensions in millimeters (inches): LLP1010-5L 0.22 [0.009] Exp. DAP [0 .0 ] R ef 0. [0 .0 ] B sc0. Pin 1 marking 0. [0 .0 ] E xp . D 0. [0 .0 ] R ef foot p...
Page 8 VESD05A4A-HS4 Vishay Semiconductors Ozone Depleting Substances Policy Statement It is the policy of Vishay Semiconductor Gmb H to 1. Meet all present and future national and international statutory re...
Page 9 Legal Disclaimer Notice Vishay Notice Specifications of the products displayed herein are subject to change without notice. Vishay Intertechnology, Inc., or anyone on its behalf, assumes no responsibi...

Manual Details

Brand Vishay
Pages 9
File Size 172.64 KB
Published May 31, 2026
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Frequently Asked Questions

What is the maximum operating temperature range?

The junction operating temperature (TJ) ranges from -40 to +125 °C.

How many lines can be protected using this device?

It can protect up to four signal- or data-lines (L1 - L4).

Is X-ray needed for soldering inspection?

No, standard vision inspection is sufficient; no X-ray is necessary.

What type of environmental protection does it offer?

It offers ESD protection against IEC 61000-4-2 (± 15 kV contact) and airborne discharge.