Entering 299C Microwave Diodes
The following table describes the part parameters required for the Microwave Diode subcategory 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.
Diode Type
Choice List [Parts Count also]
The type of device. Many different choices are available, including Gunn, Bulk Effect; Si IMPATT; and more.
Tunnel, Back Type
Choice List [Parts Count also]
The type of Back Type Tunnel. Choices include Microwave Si Detector; Tunnel, Back; and more.
Quality Level
Choice List [Parts Count also]
The appropriate quality screening level of the device. Accepted quality levels and values for microwave diodes follow. For the quality value assigned to a specific microwave diode, see Chinese Standard GJB/z 299C.
A2 = 0.03 or 0.06
A3 = 0.05 or 0.13
A4 = 0.1 or 0.25
A5 = 0.2
B1 = 0.50
B2 = 1.00
C = 5.00
[Power Parameters]
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Required only when the diode type is PIN.
The rated power of the device. For more information, see Power Parameters.
[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.