Entering MIL-HDBK-217 Fixed Resistors
The following table describes the part parameters required for fixed resistors when a MIL-HDBK-217 model is selected for the calculation. MIL-HDBK-217 models support all but the Surface Mount subcategory of fixed resistors.
Parameter
Type
Description
Quality Level
Choice List
The quality screening level used in the manufacturing of the device. Choices are:
S
R
P
M
Mil-Spec
Commercial
[Power Parameters}
Real (Watts)
For more information, see Power Parameters.
Resistance
Real [FN1 only]
The resistance value of the device. This parameter is used in conjunction with Units to enter the resistance units.
Units
Choice List [FN1 only]
The units for the Resistance value. Choices are:
ohm
Kohm (ohm * 1000)
Mohm (ohm * 1E6)
Style
Choice List [FN1 only]
Required only for the following subcategories of fixed resistors: Chassis Mount, WW Power (RE, RER) and Lead Mount, WW Power (RW, RWR).
The MIL-R style number of the device.
Winding
Choice List [FN1 only]
Required only for the Chassis Mount, WW Power (RE, RER) subcategory.
Specify the type of winding. Choices are:
Inductive
Noninductive
Type
Choice List [FN1 only]
Required only for the Thermistor (RTH) subcategory.
The type of thermistor. Choices are:
Bead
Disc
Rod
PPTC Device
Resistor Quantity
Integer [FN1 only]
Required only for the Network Film (RZ) subcategory.
The number of film resistors in use. Do not include resistors that are not in use.
[Temperature Parameters]
Real (Degrees C)
For more information, see Basic Temperature Parameters.
[Derating Parameters]
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For more information, see Derating Parameters.