MIL-PRF-14409/4E
REQUIREMENTS:
Dimensions: See figure 1 and table I.
DC voltage rating: See table I.
Construction: Sealed glass or quartz, see figure 1 and table I.
Capacitance range: See table I.
Insulation resistance (IR): Method 302 of MIL-STD-202, test condition B (500 volts ±10 percent); not less than
1,000,000 megohms, except characteristics J and H shall be not less than 100,000 megohms at 125°C.
Quality factor (Q): See table I.
Thermal Shock: Method 107 of MIL-STD-202, test condition A, except the step 3 temperature shall be 125°C
±5°C for characteristics J and H, and 150°C ±5°C for characteristic Q.
Immersion: Method 104 of MIL-STD-202, test condition A.
Seal test: Applicable.
TABLE I. Type designations and characteristics.
Capacitance
Dimensions 1/
Type
DC rated
Wire size
Dielectric
range
Q
A ±.031 (0.79)
designation
voltage
AWG
material
Min
Max
volts
pF
pF
PC38Q1R8
.359 ( 9.12)
1,500
24
Quartz
750
0.6
1.8
PC38Q5R5
.625 (15.88)
1,500
22
Quartz
1,250
0.6
5.5
PC38Q9R5
1.062 (26.97)
1,500
22
Quartz
1,250
0.6
9.5
PC38Q160
1.656 (42.06)
1,500
22
Quartz
1,250
0.8
16.0
PC48J5R5
.359 ( 9.12)
1,000
24
Glass
750
0.8
5.5
PC48J110
.594 (15.09)
900
22
Glass
1,250
0.8
11.0
PC48H160
.812 (20.62)
800
22
Glass
1,250
0.8
16.0
PC48H230
1.062 (26.97)
700
22
Glass
1,250
0.8
23.0
PC48H380
1,250
1.0
38.0
1.656 (42.06)
500
22
Glass
1/ Metric equivalents (to the nearest 0.01 mm) are given for general information only and are based upon
1 inch = 25.4 mm. Millimeters are in parentheses.
TABLE II. Substitutability data.
Superseded type
Substitutable type
designation in
designation in
MIL-PRF-14409/4
MIL-PRF-14409/4A through /4E
PC38J4R5
PC48J5R5
PC38J8R5
PC48J110
PC38H120
PC48H160
PC38H180
PC48H230
PC38H300
PC48H380
2