MIL-PRF-81/10C
REQUIREMENTS:
Dimensions and configuration: See figure 1.
Capacitance value: See table I.
DC rated voltage: 250 V dc.
Operating temperature and storage range: -55°C to +125°C.
Characteristics: See table I.
Dielectric withstanding voltage: Method 301 of MIL-STD-202. A dc potential of 500 V dc applied between
terminals for 3 seconds ±2 seconds.
Barometric pressure (reduced): Method 105 of MIL-STD-202, condition D (100,000 feet).
Test potential: 100 percent of dc rated voltage.
Insulation resistance: Method 302 of MIL-STD-202, condition A, 100 V dc applied: 10,000 megohms, minimum.
Capacitance: Method 305 of MIL-STD-202.
DF: At 1 MHz ±100 kHz, at maximum and minimum capacitance: Shall be not more than 0.2 percent.
TABLE I. Style CV99.
Type
Capacitance
DC
Symbol
Characteristic
Minimum
Q at
designation
rated
100 MHz
1/
Min (pF)
Max (pF)
voltage
Temperature
Coefficient
1,000
+50 ±150
L
250
4.5
1.0
CV99L4R5--
1,000
-100 ±500
M
250
10.0
2.5
CV99M100--
700
-300 ±800
N
250
18.0
4.0
CV99N180--
200
-400 ±500
P
250
25.0
5.0
CV99P250--
200
-1,500 ±900
Q
250
35.0
6.0
CV99Q350--
200
-1,500 ±900
Q
250
40.0
7.0
CV99Q400--
200
-1,500 ±900
Q
250
50.0
8.0
CV99Q500--
1/
For strip-line configuration parts, the complete type designation shall include additional
symbols SL.
Temperature coefficient: Within the limits specified for the applicable characteristics.
Capacitance drift: Within 0.75 percent of initial step 1 measurement or 0.50 picofarad (pF), whichever is greater.
Terminal strength:
Pull test: Capacitor held by body and 2-pound load applied to each terminal for at least 10 seconds.
Torque: Not less than 0.2 ounce-inch nor more than 2.0 ounce-inches.
Shock (specified pulse): Method 213 of MIL-STD-202, condition I (100 g's).
2