What is AEC-Q101 Qualification Standard?

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Editorial Team - everything PE

Oct 10, 2024

AEC-Q101 is a qualification standard for discrete semiconductors in automotive applications. This standard was developed by the Automotive Electronics Council (AEC), established in the 1990s by Chrysler, Ford, and General Motors. The standard defines the test conditions, methods, and acceptance criteria that semiconductor components such as diodes, transistors, and other discrete (active) devices must pass, to be used in the automotive industry.

AEC-Q101 Stress Test Qualification and Revisions

AEC-Q101 standard defines various stress tests for ensuring the reliability of discrete (active) electronic components

Reference Standard
Revision
Test Item Details
AEC-Q101
E
Failure Mechanism Based Stress Test Qualification For Discrete Semiconductors (base document)
AEC-Q101-001
A
Human body model electrostatic discharge test
AEC-Q101-002

Machine model electrostatic discharge test(decommissioned)
AEC-Q101-003
A
Wire bond shear test
AEC-Q101-004

Miscellaneous test methods
AEC-Q101-005
A
Charged device model electrostatic discharge test
AEC-Q101-006

Short circuit reliability characterization of smart power devices for 12 V systems

 AEC-Q101 Temperature Grading Systems

AEC-Q101 standard categorizes discrete semiconductor components based on the operating temperature range

Grade
Operating Temperature Range
0
-40°C to +150°C
1
-40°C to +125°C
2
-40°C to +105°C
3
-40°C to +85°C
4
0°C to +70°C

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