DLA MIL-PRF-27 286 C-2010 TRANSFORMERS AND INDUCTORS (AUDIO POWER AND HIGH-POWER PULSE) INDUCTORS POWER.pdf

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1、AMSC N/A FSC 5950 INCH-POUND MIL-PRF-27/286C 1 October 2010 SUPERSEDING MIL-PRF-27/286B 5 April 1990 PERFORMANCE SPECIFICATION SHEET TRANSFORMERS AND INDUCTORS (AUDIO, POWER AND HIGH-POWER PULSE) INDUCTORS, POWER This specification is approved for use by all Depart- ments and Agencies of the Departm

2、ent of Defense. The complete requirements for procuring the transformer described herein shall consist of this document and the latest issue of specification MIL-PRF-27. NOTES: 1. Dimensions are in inches. 2. Metric equivalents are given for general information only. 3. Metric equivalents are in par

3、entheses. 4. Marking shall be on the side of the case. 5. Electrical values shall be marked as specified in table I, as applicable. FIGURE 1. Dimensions and configurations. Dimensions A .375 (9.53) B .500 (12.7) C 1.25 (31.8) D .032 (0.81) Provided by IHSNot for ResaleNo reproduction or networking p

4、ermitted without license from IHS-,-,-MIL-PRF-27/286C 2 REQUIREMENTS: Electrical ratings: See table I. TABLE I. Electrical ratings. Dash no. 1/ Inductance h (1-2) +30 percent -5 percent 2/ 3/ DC current amps (1-2) max 3/ 4/ DC resistance ohms (max) (1-2) 3/ Voltage (1-2) 3/ 01 120 1.6 0.14 1 volt 20

5、 kHz 02 300 1.0 0.35 1 volt 20 kHz 03 500 0.75 0.56 1 volt 20 kHz 04 1200 0.50 1.40 1 volt 20 kHz 05 3000 0.30 3.50 1 volt 20 kHz 06 5000 0.25 5.60 1 volt 20 kHz 07 30 3 .035 1 volt 20 kHz 08 50 2.5 .056 1 volt 20 kHz 1/ Qualification test and approval to M27/286-06, shall be sufficient to grant qua

6、lification approval to M27/286-01 through M27/286-08. 2/ The inductance is measured with 0 A dc applied to (1-2) and at the specified voltage across (1-2). 3/ When numbers are in parentheses, i.e., (1-2) are used, they indicate the winding and the extreme terminals of the winding. 4/ At rated dc cur

7、rent, inductance will exceed 80 percent of rated inductance. Design and construction: Dimensions and configuration: See figure 1. Duty cycle: Continuous. Case: Epoxy. Terminals: .032 inch oxygen free copper leads. Weight: 4.5 grams, maximum. Altitude: 75,000 feet, maximum. Operating temperature rang

8、e: -55C to +105C. Terminal strength: MIL-STD-202, method 211, test condition A, 2 pounds. Provided by IHSNot for ResaleNo reproduction or networking permitted without license from IHS-,-,-MIL-PRF-27/286C 3 Dielectric withstanding voltage: At sea level: 100 volts rms. At reduce barometric pressure: 1

9、00 volts rms. Vibration (high frequency): MIL-STD-202, method 204. Temperature rise: +45C with 1 volt rms, 20 kHz, current as specified in table I applied to (1-2) at an ambient temperature of +60C maximum. Marking location: See figure 1. Part or Identification Number (PIN): M27/286-(dash number fro

10、m table I). Changes from previous issue. The margins of this specification are marked with vertical lines to indicate where changes from the previous issue were made. This was done as a convenience only and the Government assumes no liability whatsoever for any inaccuracies in these notations. Bidde

11、rs and contractors are cautioned to evaluate the requirements of this document based on the entire content irrespective of the marginal notations and relationship to the last previous issue. Referenced documents. MIL-PRF-27 MIL-STD-202 Custodians: Preparing activity: Army - CR DLA - CC Navy - EC Air

12、 Force - 85 (Project 5950-2009-066) DLA - CC Review activities: Army - AR, MI Navy - AS, MC, OS, SH Air Force - 19, 99 NOTE: The activities listed above were interested in this document as of the date of this document. Since organizations and responsibilities can change, you should verify the currency of the information above using the ASSIST Online database at https:/assist.daps.dla.mil. Provided by IHSNot for ResaleNo reproduction or networking permitted without license from IHS-,-,-