DLA MIL-PRF-27 205 D-2012 TRANSFORMERS AND INDUCTORS (AUDIO POWER AND HIGH-POWER PULSE) INDUCTORS AUDIO FREQUENCY HIGH Q.pdf

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1、AMSC N/A FSC 5950 MIL-PRF-27/205D 28 September 2012 SUPERSEDING MIL-PRF-27/205C 18 July 2008 PERFORMANCE SPECIFICATION SHEET TRANSFORMERS AND INDUCTORS (AUDIO, POWER, AND HIGH-POWER PULSE), INDUCTORS, AUDIO FREQUENCY, HIGH Q This specification is approved for use by all Depart- ments and Agencies of

2、 the Department of Defense. The requirements for acquiring the products described herein shall consist of this specification and MIL-PRF-27. NOTES: 1. Dimensions are in inches. 2. Metric equivalents are given for information only. 3. Marking shall be on the side of the case. 4. Tolerances on all dim

3、ensions shall be .016 inch (0.41 mm), unless otherwise specified. FIGURE 1. Dimensions and configuration. INCH-POUNDINCHES MM .031 .112 .250 .266 .281 .688 .875 1.281 1.656 0.79 2.84 6.35 6.76 7.14 17.48 22.22 32.54 42.06 Provided by IHSNot for ResaleNo reproduction or networking permitted without l

4、icense from IHS-,-,-MIL-PRF-27/205D 2 TABLE I. Electrical ratings. 1/ Dash no. Inductance 2/ H (1-2) 1% DC 3/ current mA (max) (1-2) DC Resistance ohms 20% (1-2) Quality factor (min) at 1 V Temperature stability (-55C to +105C) Working voltage (peak) V Test voltage (1-2) 01 02 03 04 05 06 07 08 09 1

5、0 11 12 13 14 15 16 17 18 19 20 0.007 0.012 0.020 0.030 0.050 0.070 0.120 0.2 0.3 0.5 0.7 1.0 1.5 2.5 4.0 6.0 10 15 2% 22 2% 35 2% 250 200 150 125 100 80 60 50 40 30 25 20 17 13 10 9 7 5 4 3 0.6 1.1 1.6 2.5 3.9 5.7 9.1 16 25 39 58 84 130 215 335 510 840 1350 1960 3200 115 at 5 kHz 125 at 5 kHz 125 a

6、t 5 kHz 130 at 5 kHz 135 at 5 kHz 145 at 5 kHz 145 at 5 kHz 120 at 3 kHz 118 at 3 kHz 110 at 3 kHz 105 at 3 kHz 105 at 3 kHz 95 at 3 kHz 85 at 3 kHz 50 at 1 kHz 45 at 1 kHz 45 at 1 kHz 42 at 1 kHz 40 at 1 kHz 40 at 1 kHz 2.0% 2.0% 2.0% 2.0% 2.0% 2.0% 2.0% 2.0% 2.0% 2.0% 2.0% 2.0% 2.0% 2.0% 2.0% 2.0%

7、 2.0% 2.0% 2.0% 2.0% 350 350 350 350 350 350 350 350 350 350 350 350 350 350 350 350 350 350 350 350 1 V at 1 kHz 1 V at 1 kHz 1 V at 1 kHz 1 V at 1 kHz 1 V at 1 kHz 1 V at 1 kHz 1 V at 1 kHz 1 V at 1 kHz 1 V at 1 kHz 1 V at 1 kHz 1 V at 1 kHz 1 V at 1 kHz 1 V at 1 kHz 1 V at 1 kHz 1 V at 500 Hz 1 V

8、 at 500 Hz 1 V at 500 Hz 1 V at 500 Hz 1 V at 500 Hz 1 V at 500 Hz 1/ Qualification testing and approval to M27/205-20 shall be sufficient to grant qualification approval to M27/205-01 through M27/205-19. For partial qualification, testing to one particular inductance value shall be sufficient to gr

9、ant qualification approval to any smaller inductance value than what was qualified. 2/ The inductance is measured with 0 A dc applied to (1-2) and at the specified test voltage across (1-2). 3/ The amount of dc current that will reduce the inductance a maximum of 8 percent. REQUIREMENTS: (When numbe

10、rs in parentheses, i.e., (1-2) are used, they indicate the winding and the extreme terminals of the windings.) Electrical ratings: See table I. Design and construction: Dimensions and configuration: See figure 1. Duty cycle: Continuous. Case: Metal enclosed. Terminals: Solder terminal, United Transf

11、ormer Co. Number ST-1708, or equivalent. Terminal height: .266 .031 inch. Provided by IHSNot for ResaleNo reproduction or networking permitted without license from IHS-,-,-MIL-PRF-27/205D 3 Weight: 120 grams, maximum. Operating temperature range: -55C to +105C. Terminal strength: MIL-STD-202, method

12、 211, test condition A, 5 pounds. Vibration (high frequency): MIL-STD-202, method 204. Dielectric withstanding voltage (at sea level): 1,000 volts rms. Marking location: See figure 1. Part or Identifying Number (PIN) example: M27/205-(dash number from table I.) Changes from previous issue. The margi

13、ns 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. Bidders and contractors are cautioned to evaluate the r

14、equirements of this document based on the entire content irrespective of the marginal notations and relationship to the last previous issue. Referenced documents. In addition to MIL-PRF-27, this document references the following: MIL-STD-202 Custodians: Preparing activity: Army CR DLA CC Navy EC Air

15、 Force 85 (Project 5950-2012-005) DLA - CC Review activities: Army MI Navy OS, SH Air Force 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 this information above using the ASSIST Online database at https:/assist.dla.mil. Provided by IHSNot for ResaleNo reproduction or networking permitted without license from IHS-,-,-