Entering 299C Alphanumeric Display Devices
The following table describes the part parameters required for Alphanumeric Display devices when 299C is the selected calculation model.
Parameter
Type
Description
Foreign
Checkbox [Parts Count also]
Indicates whether the device is made in China. If this checkbox is selected, the failure rate of the part is calculated based on Appendix A for the 299C Parts Count or Parts Stress model chosen.
Quality Level
Choice List [Parts Count also]
The appropriate quality screening level of the device. Accepted quality levels and values for this subcategory follow.
A2 = 0.08
A3 = 0.15
A4 = 0.30
B1 0.60
B2 = 1.00
C = 5.00
Type
Choice List [Parts Count also]
Required only when Foreign is selected.
The type of device. Many different choices are available.
# of Characters
Integer [Parts Count also]
Not required when Foreign is selected unless the type is Multiple Character.
The number of characters in the display.
[Temperature Parameters]
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For more information, see Comprehensive Temperature Parameters.
[Derating Parameters]
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For more information, see Derating Parameters.