DLA MIL-PRF-27 288 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-27/288C 21 June 2010 SUPERSEDING MIL-PRF-27/288B 18 July 2008 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 Departmen

2、t 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. FIGURE 1. Dimensions and configurations. Provided by IHSNot for ResaleNo reproduction or networking permitted without license from I

3、HS-,-,-MIL-PRF-27/288C 2 WV 357V (SEE TABLE I FOR VALUES OF “X”) CIRCUIT DIAGRAM AND MARKING INCHES MM INCHES MM .005 .010 .015 .030 .063 .073 .082 .156 0.13 0.25 0.38 0.76 1.60 1.85 2.08 3.96 .250 .281 .300 .400 .563 .600 .688 1.188 6.35 7.14 7.62 10.16 14.30 15.24 17.48 30.18 NOTES: 1. Dimensions

4、are in inches. 2. Metric equivalents are given for general information only. 3. Marking shall be on the side and on top. 4. Electrical values shall be marked as specified in table I, as applicable. 5. Circuit diagram BB, for series connection join terminals 2 and 3 for parallel connection join termi

5、nals 1 and 2, 3 and 4. FIGURE 1. Dimensions and configurations Continued. Provided by IHSNot for ResaleNo reproduction or networking permitted without license from IHS-,-,-MIL-PRF-27/288C 3 REQUIREMENTS: Electrical ratings: See table I. TABLE I. Electrical ratings. Dash no. 1/ Inductance (h) +15 per

6、cent -5 percent 2/ 3/ DC current (A) max 2/ 4/ DC resistance (ohms) max 2/ Working voltage (peak) volts 5/ PIN arrangement (see figure 1)Circuit Diagram (see figure 1) Voltage 01 3000 1.2 1.2 357 A AA 1 volt at 10 kHz 02 2000 1.5 .8 357 A AA 1 volt at 10 kHz 03 1200 1.88 .5 357 A AA 1 volt at 10 kHz

7、 04 780 2.4 .3 357 A AA 1 volt at 10 kHz 05 520 3 .2 357 A AA 1 volt at 10 kHz 06 320 3.75 .13 357 A AA 1 volt at 10 kHz 07 220 55 4.5 9 .08 .02 357 B BB 1 volt at 10 kHz 08 120 30 6 12 .05 .013 357 B BB 1 volt at 10 kHz 09 80 20 7.5 15 .032 .008 357 B BB 1 volt at 10 kHz 1/ Qualification test and a

8、pproval to M27/288-01, shall be sufficient to grant qualification approval to M27/288-02 through -09. 2/ Where electrical values are written one above the other they indicate the values from series or parallel connections respectively parallelseries)(. 3/ The inductance is measured with 0 A dc appli

9、ed at the specified voltage and frequency. 4/ At rated dc current, inductance will exceed 80 of rated inductance. 5/ Between windings, 50 volts peak. Design and construction: Dimensions and configuration: See figure 1. Duty cycle: Continuous. Case: Epoxy. Terminals: Printed circuit (tinned brass). W

10、eight: 1.5 ounces. Altitude: 75,000 feet. Operating temperature range: -55C to +130C. Provided by IHSNot for ResaleNo reproduction or networking permitted without license from IHS-,-,-MIL-PRF-27/288C 4 Terminal strength: MIL-STD-202, method 211, test condition A, 2 pounds. Dielectric withstanding vo

11、ltage: At sea level: 1,000 Vrms. At reduce barometric pressure: 500 Vrms. Vibration (high frequency): MIL-STD-202, method 204. Temperature rise: +45C with 1 volt rms, 10 kHz, current as specified in table I at an ambient temperature of +85C maximum. Marking location: See figure 1. Part or Identifica

12、tion Number (PIN): M27/288-(dash number from 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

13、 any inaccuracies in these notations. Bidders 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

14、 activity: Army - CR DLA - CC Navy - EC Air Force - 85 (Project 5950-2009-065) DLA - CC Review activities: Army - AR, MI Navy - AS, MC, OS 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-,-,-