1、AMSC N/A FSC 5950 INCH-POUND MIL-PRF-27/240C 21 January 2013 SUPERSEDING MIL-PRF-27/240B 22 April 2011 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 Age
2、ncies of the Department of Defense. The requirements for acquiring the product described herein shall consist of this specification sheet and MIL-PRF-27. NOTES: 1. Dimensions are in inches. 2. Metric equivalents are given for general information only. 3. Marking shall be on the side of the case. 4.
3、Electrical values shall be marked as specified in table I, as applicable. FIGURE 1. Dimensions and configuration. INCHES MM .016 .025 .125 .281 .328 .468 1.250 0.41 0.64 3.18 7.14 8.33 11.89 31.75 Provided by IHSNot for ResaleNo reproduction or networking permitted without license from IHS-,-,-MIL-P
4、RF-27/240C 2 REQUIREMENTS: (When numbers in parentheses, i.e., (1-2) are used, they indicate the winding and terminals of the windings.) Electrical ratings: See table I. TABLE I. Electrical characteristics. 1/ Dash number 2/ Inductance mH (1-2) 2% 3/ DC current mA (1-2) max DC Resistance ohms (max)
5、1-2) Quality Factor (Minimum) Temperature Stability (-55C to +105C) Working voltage (peak) volts Voltage (1-2) 01 3.0 50 4.8 40 at 50 kHz 2% 175 0.1 volt at 1 kHz 02 5.0 40 8.0 40 at 50 kHz 2% 175 0.1 volt at 1 kHz 03 8.0 30 13.0 40 at 50 kHz 2% 175 0.1 volt at 1 kHz 04 12.5 25 19.0 40 at 50 kHz 2%
6、 175 0.1 volt at 1 kHz 05 20.0 20 31.0 45 at 25 kHz 2% 175 0.1 volt at 1 kHz 06 30.0 16 47.0 45 at 25 kHz 2% 175 0.1 volt at 1 kHz 07 60.0 11 94.0 45 at 25 kHz 2% 175 0.1 volt at 1 kHz 08 120.0 8 186.0 40 at 25 kHz 2% 175 0.1 volt at 1 kHz 1/ Qualification testing and approval to M27/240-08 shall be
7、 sufficient to grant qualification approval to M27/240-01 through M27/240-07. 2/ The inductance is measured with 0 Adc applied to (1-2) and at the specified voltage across (1-2). 3/ The amount of DC current that will reduce the inductance a maximum of 7%. Design and construction: Dimensions and conf
8、iguration: See figure 1. Duty cycle: Continuous. Case: Diallyl phthalate. Terminals: 0.025 tin-lead plated type D4 in accordance with MIL-STD-1276. Weight: 0.08 ounce, maximum. Altitude: 75,000 feet, maximum. Operating temperature range: -55C to +105C. Terminal strength: MIL-STD-202, method 211, tes
9、t condition A, 2 pounds. Dielectric withstanding voltage At sea level: 500 volts rms. At reduced barometric pressure: 300 volts rms. Provided by IHSNot for ResaleNo reproduction or networking permitted without license from IHS-,-,-MIL-PRF-27/240C 3 Vibration (high frequency): MIL-STD-202, method 204
10、 Marking location: See figure 1. Part or Identification Number (PIN): M27/240-(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 an
11、d the Government assumes no liability whatsoever for 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 doc
12、uments. MIL-PRF-27 MIL-STD-202 MIL-STD-1276 Custodians: Preparing activity: Army - CR DLA - CC Navy - EC Air Force - 85 (Project 5950-2013-001) 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.dla.mil. Provided by IHSNot for ResaleNo reproduction or networking permitted without license from IHS-,-,-
