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HALT - Hot Step Stress
Hot step stress testing consists of incrementing the ambient temperature inside the HALT chamber in 10°C steps starting from an ambient temperature of ~20°C. The unit is functionally tested at each step before moving on.
Brief Hot Step Stress Summary
The Unit Under Test (UUT) is positioned inside the HALT chamber
where it will receive uniform airflow. The test begins at approximately
room temperature with a minimum dwell time of 15 minutes. Testing
is conducted on the product to ensure full functionality is attained.
After the dwell period has expired the temperature is stepped up
~10°C and the dwell time repeated.