1、AMSC N/A FSC 5910 . INCH-POUND MIL-PRF-19978/3H 1 October 2008 SUPERSEDING MIL-PRF-19978/3G 9 August 2002 PERFORMANCE SPECIFICATION SHEET CAPACITORS, FIXED, PLASTIC (OR PAPER-PLASTIC) DIELECTRIC, (HERMETICALLY SEALED IN METAL CASES), STYLE CQ72 This specification is approved for use by all Departmen
2、ts and Agencies of the Department of Defense. The requirements for acquiring the product described herein shall consist of this specification sheet and MIL-PRF-19978. Characteristic K is inactive for new design after 22 July 1991. FIGURE 1. Style CQ72 capacitors. Provided by IHSNot for ResaleNo repr
3、oduction or networking permitted without license from IHS-,-,-MIL-PRF-19978/3H 2 FIGURE 1. Style CQ72 capacitors - Continued. Provided by IHSNot for ResaleNo reproduction or networking permitted without license from IHS-,-,-MIL-PRF-19978/3H 3 Symbol Type of terminal B Solder lug (nonremovable) D,H P
4、illar insulator (for use at altitudes up to 7,500 feet) E Pillar insulator (for use at altitudes up to 50,000 feet) Terminal Terminal Terminal dimensions number symbols V, max Y, min Y, max Z 1 B .75 .812 2 E 1.375 .190-32 UNF-2A .216-24 UNF-2A .812 3 E 1.75 .190-32 UNF-2A .216-24 UNF-2A 1.00 4 D,E
5、2.75 .190-32 UNF-2A .3125-18 UNF-2A 1.438 5 H 4.250 .375-16 UNF-2A .500-13 UNF-2A 3.000 Inches mm Inches mm Inches mm .020 .51 .156 3.69 1.438 36.53 .062 1.57 .438 11.13 1.75 44.45 .063 1.60 .75 19.05 2.75 69.85 .093 2.36 .812 20.62 3.000 76.20 .125 3.18 1.00 25.40 4.250 107.95 .140 3.56 1.375 34.93
6、 NOTES: 1. Dimensions are in inches. 2. Metric equivalents are given for general information only. 3. Unless otherwise specified, tolerances are .005 (.13 mm) for three place decimals and .02 (.51 mm) for two place decimals. 4. Shape of terminal B (drilled, punches, forked, or slotted) is optional 5
7、. Capacitors having terminal D or E shall be supplied with necessary terminal hardware for each terminal (two nuts (one of these may be fixed cap nut on the bushing) and one lockwasher); in addition, capacitors rated at 3,000 volts dc or less shall be supplied with a solder lug capable of accommodat
8、ing a wire of .063 (1.60 mm) (No. 14 AWG) for each terminal. FIGURE 1. Style CQ72 capacitors - Continued. Provided by IHSNot for ResaleNo reproduction or networking permitted without license from IHS-,-,-MIL-PRF-19978/3H 4 REQUIREMENTS: Qualification inspection for characteristic K is not required.
9、To furnish parts to characteristic K, perform groups A and B inspections. A copy of the test data shall be forwarded to the qualifying activity. Design and construction: Dimensions and configuration - See figure 1 and table II. Construction - Extended foil or laid-in-tab. Terminals - See figure I. R
10、ated voltage - See table II. Rated temperature: -65C to +85C (E) -65C to +125C (K) -55C to +85C (F and G) Capacitance (cap.) (nom) - See table II. Capacitance tolerance - 10 percent. Vibration grade - See table II. Dissipation factor (DF) (max) - 1.0 percent. Seal: Method 112 of MIL-STD-202, test co
11、ndition letter A, or in accordance with MIL-PRF-19978 (alternative test). Barometric pressure: In accordance with MIL-PRF-19978; terminal D capacitors not applicable. Test condition letter B (3.44 inches of mercury - 50,000 feet). Test points - Between ungrounded terminal and case. Test potential -
12、125 percent of dc rated voltage. Insulation resistance (IR): Terminal to terminal - See table I. Terminals to case - Greater than 10,000 megohms. Vibration: Low frequency (grade 1) - Method 201 of MIL-STD-202. High frequency (grade 3) - Method 204 of MIL-STD-202, test condition B, with the following
13、 exception: Direction and duration of motion - 4 hours in each of two mutually perpendicular directions (total of 8 hours), one parallel and the other perpendicular to the cylindrical axis. Salt spray: In accordance with MIL-PRF-19978. Solderability: Not applicable. Provided by IHSNot for ResaleNo r
14、eproduction or networking permitted without license from IHS-,-,-MIL-PRF-19978/3H 5 Terminal strength: Method 211 of MIL-STD-202, test condition letters A and E. Stability at low and high temperatures: Low temperature: Test temperature - -55C (F and G) or -65C (E and K). Capacitance change (max) - -
15、10 percent. High temperature: Test temperature - +85C (E, F, and G) or +125C (K). Capacitance change (max) - +10 percent. Life: Capacitance change (max) - +10 percent. Resistance to soldering heat: Not applicable. TABLE I. Terminal-to-terminal insulation resistance. Capacitance rating Minimum insula
16、tion resistance Characteristic E At 25C 0 to 0.6 microfarad 25,000 megohms Greater than 0.6 microfarad 15,000 megohm-microfarads 1/ At 85C 0 to 0.15 microfarad 2,000 megohms Greater than 0.15 microfarad 300 megohm-microfarads 1/ Characteristic K At 25C 0 to 0.6 microfarad 25,000 megohms Greater than
17、 0.6 microfarad 15,000 megohm-microfarads 1/ At 125C 0 to 0.08 microfarad 250 megohms Greater than 0.08 microfarad 20 megohm-microfarads 1/ Characteristic F At 25C 0.33 microfarad and less 6,000 megohms Greater than 0.33 microfarad 2,000 megohm-microfarads 1/ At 85C 0.033 microfarad and less 600 meg
18、ohms Greater than 0.033 microfarad 20 megohm-microfarads 1/ Characteristic G At 25C 0.33 microfarad and less 4,500 megohms Greater than 0.33 microfarad 1,500 megohm-microfarads 1/ At 85C 0.033 microfarad and less 450 megohms Greater than 0.033 microfarad 15 megohm-microfarads 1/ 1/ Product obtained
19、by multiplying the capacitance in microfarads by the insulation resistance in megohms. Provided by IHSNot for ResaleNo reproduction or networking permitted without license from IHS-,-,-MIL-PRF-19978/3H 6 TABLE II. Style CQ72 capacitors. DC voltage Case size Available terminal identification number P
20、art number 1/ rating Capacitance Vibration Characteristic Terminal (Volts) (F) grade E K F G B D E H CQ72-1KE254K3 400 0.25 3 - A1 - - 1 - 2 - CQ72-1-E504K3 400 0.5 3 A1 A2 - - 1 - 2 - CQ72-1-E105K3 400 1.0 3 A1 A3 - - 1 - 2 - CQ72-1-E205K3 400 2 3 A2 A5 - - 1 - 2 - CQ72-1-E405K3 400 4 3 B2 B6 - - 1
21、 - 2 - CQ72-1-E605K3 400 6 3 B6 C3 - - 1 - 2 - CQ72-1-E805K3 400 8 3 C3 D4 - - 1 - 2 - CQ72-1-E106K3 400 10 3 C4 E4 - - 1 - 2 - CQ72-1-E126K3 400 12 3 D2 E6 - - 1 - 2 - CQ72-1-E156K3 400 15 3 D5 G4 - - 1 - 2 - CQ72-1FF254K1 600 0.25 1 - - A1 - 1 - 2 - CQ72-1-F504K3 600 0.5 3 A1 A2 - - 1 - 2 - CQ72-1
22、-F105K- 600 1.0 1,3 A2 A3 - - 1 - 2 - CQ72-1-F205K- 600 2 1,3 A2 B4 A4 A3 1 - 2 - CQ72-1-F405K- 600 4 1,3 B3 D2 B4 B3 1 - 2 - CQ72-1-F605K- 600 6 1,3 B6 E4 C2 B6 1 - 2 - CQ72-1-F805K- 600 8 1,3 C2 F1 C3 C2 1 - 2 - CQ72-1-F106K- 600 10 1,3 C4 J2 D3 C4 1 - 2 - CQ72-1-F126K3 600 12 3 E2 J3 - - 1 - 2 -
23、CQ72-1-F156K3 600 15 3 E5 J6 - - 1 - 2 - CQ72-1FG104K1 1,000 0.1 1 - - A1 - 1 - 2 - CQ72-1-G254K- 1,000 0.25 1,3 - A2 A2 - 1 - 2 - CQ72-1-G504K- 1,000 0.5 1,3 A1 A3 A2 - 1 - 2 - CQ72-1-G105K- 1,000 1.0 1,3 A2 B3 A3 A2 1 - 2 - CQ72-1-G205K- 1,000 2 1,3 A5 C4 A6 A5 1 - 2 - CQ72-1-G405K- 1,000 4 1,3 B6
24、 F1 C2 B6 1 - 2 - CQ72-1-G605K- 1,000 6 1,3 C4 G2 D3 C4 1 - 2 - CQ72-1-G805K- 1,000 8 1,3 D2 J2 D5 D2 1 - 2 - CQ72-1-G106K- 1,000 10 1,3 D5 J5 E5 D5 1 - 2 - CQ72-1-G126K- 1,000 12 1,3 E4 J6 E6 E4 1 - 2 - CQ72-1-G156K- 1,000 15 1,3 F1 J11 G2 F1 1 - 2 - CQ72-1-H104K- 1,500 0.1 1,3 A1 A1 A2 - 1 - 2 - C
25、Q72-1-H254K- 1,500 0.25 1,3 A1 A2 A3 A2 1 - 2 - CQ72-1-H504K- 1,500 0.5 1,3 A2 A5 A3 - 1 - 2 - CQ72-1-H105K- 1,500 1.0 1,3 A5 B5 A6 A5 1 - 2 - CQ72-1-H205K- 1,500 2 1,3 B6 D4 B6 B5 1 - 2 - CQ72-1-H405K- 1,500 4 1,3 D5 G4 D4 C4 1 - 2 - CQ72-1-H605K- 1,500 6 1,3 G1 J6 E5 D5 1 - 2 - CQ72-1-H805K- 1,500
26、 8 1,3 J2 J10 F2 F1 1 - 2 - CQ72-1-H106K- 1,500 10 1,3 J4 - G4 G2 1 - 2 - CQ72-1-H126K- 1,500 12 1,3 J6 - J3 G2 1 - 2 - CQ72-1-H156K- 1,500 15 1,3 J10 - J6 J3 1 - 2 - CQ72E1FJ254K1 2,000 0.25 1 - - B1 - - - 3 - CQ72E1FJ504K1 2,000 0.5 1 - - B2 - - - 3 - CQ72E1-J105K- 2,000 1.0 1,3 - C3 B6 B3 - - 3 -
27、 CQ72E1-J205K- 2,000 2 1,3 C4 E6 C4 C3 - - 3 - CQ72E1-J405K- 2,000 4 1,3 F1 J4 E6 E3 - - 3 - CQ72E1-J605K- 2,000 6 1,3 G3 J8 G4 G1 - - 3 - CQ72E1-J805K- 2,000 8 1,3 J2 - J4 G3 - - 3 - CQ72E1-J106K- 2,000 10 1,3 J5 - J7 J3 - - 3 - CQ72E1-J126K- 2,000 12 1,3 J6 - J9 J5 - - 3 - CQ72E1-J156K- 2,000 15 1
28、,3 J11 - J10 J7 - - 3 - See footnote at end of table. Provided by IHSNot for ResaleNo reproduction or networking permitted without license from IHS-,-,-MIL-PRF-19978/3H 7 TABLE II. Style CQ72 capacitors - Continued. DC voltage Case size Available terminal identification number Part rating Capacitanc
29、e Vibration Characteristic Terminal number 1/ (Volts) (F) grade E K F G B D E H CQ72E1FK104K1 2,500 0.1 1 - - B1 - - - 3 - CQ72E1-K254K1 2,500 0.25 1 - - B2 B1 - - 3 - CQ72E1-K504K- 2,500 0.5 1,3 - B5 B4 B3 - - 3 - CQ72E1-K105K- 2,500 1.0 1,3 - D2 D2 D1 - - 3 - CQ72E1-K205K- 2,500 2 1,3 C4 G4 E5 D5
30、- - 3 - CQ72E1-K405K- 2,500 4 1,3 E6 J8 J2 - - - 3 - CQ72E1-K605K- 2,500 6 1,3 J2 - J6 J4 - - 3 - CQ72E1-K805K- 2,500 8 1,3 J5 - J8 J6 - - 3 - CQ72E1-K106K- 2,500 10 1,3 J7 - J10 J8 - - 3 - CQ72E1-K126K- 2,500 12 1,3 J11 - K3 J10 - - 3 - CQ72E1-L104K1 3,000 0.1 1 - - B2 B1 - - 3 - CQ72E1-L254K1 3,00
31、0 0.25 1 - - B3 B2 - - 3 - CQ72E1-L504K1 3,000 0.5 1 - - B6 B5 - - 3 - CQ72E1-L105K- 3,000 1.0 1,3 D1 E4 E4 E3 - - 3 - CQ72E1-L205K- 3,000 2 1,3 E3 J2 G2 G1 - - 3 - CQ72E1-L405K- 3,000 4 1,3 G4 J11 J7 J3 - - 3 - CQ72E1-L605K- 3,000 6 1,3 J5 - K2 J9 - - 3 - CQ72E1FM104K1 4,000 0.1 1 - - E1 - - - 4 -
32、CQ72E1-M254K- 4,000 0.25 1,3 - C1 E3 E1 - - 4 - CQ72E1-M504K- 4,000 0.5 1,3 - C4 E5 E3 - - 4 - CQ72E1-M105K- 4,000 1.0 1,3 C2 F2 G2 E6 - - 4 - CQ72E1-M205K- 4,000 2 1,3 E6 J7 J6 J4 - - 4 - CQ72E1-M405K- 4,000 4 1,3 J5 - J11 J10 - - 4 - CQ72E1-N104K- 5,000 0.1 1,3 C1 - E1 - - - 4 - CQ72E1-N254K- 5,00
33、0 0.25 1,3 C1 - E3 - - - 4 - CQ72E1-N504K- 5,000 0.5 1,3 C1 E4 E6 E4 - - 4 - CQ72E1-N105K- 5,000 1.0 1,3 D2 G4 J4 J2 - - 4 - CQ72E1-N205K- 5,000 2 1,3 F2 J11 J11 J6 - - 4 - CQ72E1-N405K1 5,000 4 1 - - K4 K3 - - 4 - CQ72D1-P104K- 6,000 0.1 1,3 C1 - E3 E2 - 4 - - CQ72D1-P254K- 6,000 0.25 1,3 C1 D2 E5
34、E4 - 4 - - CQ72D1-P504K- 6,000 0.5 1,3 C1 E6 J3 J2 - 4 - - CQ72D1-P105K- 6,000 1.0 1,3 E5 J6 J11 J9 - 4 - - CQ72D1-P205K- 6,000 2 1,3 G1 - L1 K3 - 4 - - CQ72D1-R104K- 7,500 0.1 1,3 C1 C1 E5 E3 - 4 - - CQ72D1-R254K- 7,500 0.25 1,3 C2 G1 J2 J1 - 4 - - CQ72D1-R504K- 7,500 0.5 1,3 E4 J3 J6 J4 - 4 - - CQ
35、72D1-R105K- 7,500 1.0 1,3 G3 - K3 - - 4 - - CQ72D1-R205K- 7,500 2 1,3 J10 - L2 K4 - 4 - - CQ72D1-S104K- 10,000 0.1 1,3 C2 E2 - - - 4 - - CQ72D1-S254K- 10,000 0.25 1,3 E3 J3 - - - 4 - - CQ72-1-S504K- 10,000 0.5 1,3 F2 J9 K4 K3 - 4 - 5 CQ72-1-S105K- 10,000 1.0 1,3 J6 - L2 K4 - 4 - 5 CQ72-1-S205K1 10,0
36、00 2 1 - - M1 L3 - 4 - 5 CQ72-1-T104K- 12,500 0.1 1,3 E2 J1 K1 - - 4 - 5 CQ72-1-T254K- 12,500 0.25 1,3 E4 J5 K2 - - 4 - 5 CQ72-1-T504K- 12,500 0.5 1,3 J4 - L1 K4 - 4 - 5 CQ72-1-T105K- 12,500 1.0 1,3 J10 - M1 L3 - 4 - 5 CQ72-1-T205K1 12,500 2 1 - - M2 M1 - 4 - 5 1/ Complete part number shall include
37、additional symbols to indicate terminal, characteristic, and vibration grade, as applicable. Provided by IHSNot for ResaleNo reproduction or networking permitted without license from IHS-,-,-MIL-PRF-19978/3H 8 * TABLE III. Case dimensions and retainer part number. Case dimensions (in inches) Retaine
38、r part Case size 1/ W .094 T .094 L .094 A +.0625, -.187 number 2/ A1 1.812 1.062 1.625 0.812 CQ072-A1 A2 1.812 1.062 2.250 0.812 CQ072-A2 A3 1.812 1.062 2.875 0.812 CQ072-A3 A4 1.812 1.062 3.250 0.812 CQ072-A4 A5 1.812 1.062 3.875 0.812 CQ072-A5 A6 1.812 1.062 4.750 0.812 CQ072-A6 B1 2.500 1.188 2.
39、500 1.125 CQ072-B1 B2 2.500 1.188 2.875 1.125 CQ072-B2 B3 2.500 1.188 3.500 1.125 CQ072-B3 B4 2.500 1.188 3.875 1.125 CQ072-B4 B5 2.500 1.188 4.250 1.125 CQ072-B5 B6 2.500 1.188 4.750 1.125 CQ072-B6 C1 3.750 1.250 3.250 2.000 CQ072-C1 C2 3.750 1.250 3.875 2.000 CQ072-C2C3 3.750 1.250 4.250 2.000 CQ0
40、72-C3 C4 3.750 1.250 4.750 2.000 CQ072-C4D1 3.750 1.750 3.250 2.000 CQ072-D1 D2 3.750 1.750 3.875 2.000 CQ072-D2D3 3.750 1.750 4.000 2.000 CQ072-D3 D4 3.750 1.750 4.250 2.000 CQ072-D4D5 3.750 1.750 4.750 2.000 CQ072-D5 E1 3.750 2.500 2.750 2.000 CQ072-E1 E2 3.750 2.500 3.375 2.000 CQ072-E2 E3 3.750
41、2.500 3.875 2.000 CQ072-E3 E4 3.750 2.500 4.500 2.000 CQ072-E4 E5 3.750 2.500 4.750 2.000 CQ072-E5 E6 3.750 2.500 5.125 2.000 CQ072-E6 F1 3.750 2.500 4.750 2.000 CQ072-F1 F2 3.750 2.500 5.750 2.000 CQ072-F2 G1 3.750 3.188 4.500 2.000 CQ072-G1 G2 3.750 3.188 4.750 2.000 CQ072-G2G3 3.750 3.188 5.125 2
42、.000 CQ072-G3 G4 3.750 3.188 5.500 2.000 CQ072-G4J1 4.562 3.750 3.875 2.000 CQ072-J1 J2 4.562 3.750 4.375 2.000 CQ072-J2 J3 4.562 3.750 4.750 2.000 CQ072-J3 J4 4.562 3.750 5.125 2.000 CQ072-J4 J5 4.562 3.750 5.500 2.000 CQ072-J5 J6 4.562 3.750 6.000 2.000 CQ072-J6 J7 4.562 3.750 6.500 2.000 CQ072-J7
43、 J8 4.562 3.750 7.000 2.000 CQ072-J8 J9 4.562 3.750 7.500 2.000 CQ072-J9 J10 4.562 3.750 8.500 2.000 CQ072-J10 J11 4.562 3.750 9.625 2.000 CQ072-J11 K1 8.000 4.000 5.500 4.500 CQ072-K1 K2 8.000 4.000 7.000 4.500 CQ072-K2 K3 8.000 4.000 9.250 4.500 CQ072-K3 K4 8.000 4.000 11.000 4.500 CQ072-K4 L1 13.
44、500 4.125 7.000 6.750 CQ072-L1 L2 13.500 4.125 9.250 6.750 CQ072-L2 L3 13.500 4.125 13.125 6.750 CQ072-L3 M1 13.500 5.125 12.875 6.750 CQ072-M1 M2 13.500 5.125 13.750 6.750 CQ072-M21/ For case size J, the retainers are attached to the sides of the case which are parallel to the centerline of the ter
45、minals. 2/ Complete retainer part number will include the symbol “F“ for footed or “S“ for the spaded design. Provided by IHSNot for ResaleNo reproduction or networking permitted without license from IHS-,-,-MIL-PRF-19978/3H 9 TABLE IV. CQ072 retainer dimensions. D .031 L Retainer part number 1/ Foo
46、ted retainer Spade-lug retainer E max G max H .016 2/J Footed retainerSpade-lug retainer M .016 T .062 Case size CQ072-A1 2.250 2.062 2.719 .625 N/A .187 1.125 1.375 .391 2.375 A1 CQ072-A2 2.250 2.062 2.719 .625 N/A .187 2.125 2.000 .391 3.000 A2 CQ072-A3 2.250 2.062 2.719 .625 N/A .187 2.750 2.625 .391 3.625 A3 CQ072-A4 2.250 2.062 3.062 .906 N/A .187 3.125 3.000 .391 4.000 A4 CQ072-A5 2.250 2.062 2.719 .625 N/A .187 3.750 3.625 .391 4.625 A5 CQ072-A6 2.250 2.062 2.719 .625 N/A .187 4.625 4.500 .391 5.500 A6 CQ072-B1 3.000 2.750 3.812 .906 N/A .187 2.375 2.250 .391 3.250 B1 CQ072-B2 3.0
