Acronym · Reliability & Quality
THB (Temperature Humidity Bias)
A steady state moisture reliability test that biases devices at 85 °C and 85 percent relative humidity for typically 1000 hours, screening for corrosion, electrochemical migration and surface leakage under normal atmospheric pressure.
- Also known as
- 85/85, TH, THBT
- Type
- Acronym
- Domain
- Reliability & Quality, Qualification testing
Notes
Defined in JESD22-A101; the slow 1000 hour duration is why the pressurised HAST alternative was developed.
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Part of the Reliability & Quality glossary, with every term in the topic and the lifecycles, tools and standards that use them.
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