The human-body model (HBM) is the most commonly used model for characterizing the susceptibility of an electronic device to damage from

electrostatic discharge Electrostatic discharge (ESD) is a sudden and momentary flow of electric current between two electrically charged objects caused by contact, an short circuit, electrical short or dielectric breakdown. A buildup of static electricity can be caused ...

(ESD). The model is a simulation of the discharge which might occur when a human touches an electronic device. The HBM definition most widely used is the test model defined in the

United States The United States of America (U.S.A. or USA), commonly known as the United States (U.S. or US) or America, is a country primarily located in North America. It consists of 50 states, a federal district, five major unincorporated territorie ...

military standard, MIL-STD-883, Method 3015.9, Electrostatic Discharge Sensitivity Classification. This method establishes a simplified equivalent

electrical circuit An electrical network is an interconnection of electrical components (e.g., batteries, resistors, inductors, capacitors, switches, transistors) or a model of such an interconnection, consisting of electrical elements (e.g., voltage sources, ...

and the necessary test procedures required to model an HBM ESD event. An internationally widely used standard i
JEDEC standard JS-001
HBM is used primarily for manufacturing environments to quantify an integrated circuit to survive the manufacturing process. A similar standard,

IEC 61000-4-2 IEC 61000-4-2 is the International Electrotechnical Commission's immunity standard on electrostatic discharge (ESD). The publication is one of the basic EMC standards of the IEC 61000–4 series. The European equivalent of the standard is called ...

, is used for system level testing and quantifies protection levels for a real world ESD event in an uncontrolled environment.

Model

In both JS-001-2012 and MIL-STD-883H the charged human body is modeled by a 100 pF

capacitor A capacitor is a device that stores electrical energy in an electric field by virtue of accumulating electric charges on two close surfaces insulated from each other. It is a passive electronic component with two terminals. The effect of ...

and a 1500 ohm discharging resistance. During testing, the capacitor is fully charged to several kilovolts (2 kV, 4 kV, 6 kV and 8 kV are typical standard levels) and then discharged through the

resistor A resistor is a passive two-terminal electrical component that implements electrical resistance as a circuit element. In electronic circuits, resistors are used to reduce current flow, adjust signal levels, to divide voltages, bias active el ...

connected in series to the

device under test A device under test (DUT), also known as equipment under test (EUT) and unit under test (UUT), is a manufactured product undergoing testing, either at first manufacture or later during its life cycle as part of ongoing functional testing and calibra ...

References

{{reflist

External links

Joint Standard JS-001-2012 Final Revision.

New Joint Standard: ANSI/ESDA/JEDEC JS-001-2011, For Electrostatic Discharge Sensitivity Testing, Human Body Model (HBM) - Component Level
(

Wayback Machine The Wayback Machine is a digital archive of the World Wide Web founded by the Internet Archive, a nonprofit based in San Francisco, California. Created in 1996 and launched to the public in 2001, it allows the user to go "back in time" and see ...

copy)
New Joint Standard JS-001-2011 info.MIL-SDT-883 overview page, all revisions

Human Body Model Overview

On Semiconductor HBM vs IEC61000-4-2 Comparison Overview
Electrical phenomena

Model

See also

References

External links