1、AMSC N/A FSC 5950 INCH-POUND MIL-PRF-27/303C 18 July 2008 SUPERSEDING MIL-T-27/303B 2 June 2003 PERFORMANCE SPECIFICATION SHEET TRANSFORMERS AND INDUCTORS (AUDIO, POWER, AND HIGH-POWER PULSE) INDUCTOR, POWER This specification is approved for use by all Depart- ments and Agencies of the Department o
2、f 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. Inactive for new design after 13 March 1991 Provided by IHSNot for ResaleNo reproduction or ne
3、tworking permitted without license from IHS-,-,-MIL-PRF-27/303C 2 INCHES MM INCHES MM .005 0.13 .138 3.51 .016 0.41 .141 3.88 .018 0.46 .188 4.78 .020 0.51 .219 5.56 .030 0.76 .875 22.22 .032 0.81 2.135 53.98 .063 1.60 NOTES: 1. Dimensions are in inches. 2. Metric equivalents are given for general i
4、nformation only. 3. Marking shall be on the side of the case. 4. Terminals shall be brass, 70 percent Cu, 30 percent Zn in accordance with ASTM-B36/B36M and ASTM-B121/B121M FIGURE 1. Dimensions and configurations Continued. Provided by IHSNot for ResaleNo reproduction or networking permitted without
5、 license from IHS-,-,-MIL-PRF-27/303C 3 REQUIREMENTS: (When numbers in parentheses, i.e., (1-2) are used, they indicate the winding and the extreme terminals of the winding.) Electrical ratings: Inductance (1-2): 0.60 millihenry, minimum. Voltage (1-2): 1.0 volts rms, 1 kHz. Current (1-2): 2.5 amper
6、es dc. Working voltage (1-2): 1.414 volts, maximum. Design and construction: Dimensions and configuration: See figure 1. Duty cycle: Continuous. Case: Encapsulated. Material: Epoxy. Terminals: Solder type, brass, tin plated. Length: .391 inch, maximum. Weight: 85.05 grams, maximum. Operating tempera
7、ture range: -55C to +130C. Terminal strength: Method 211 of MIL-STD-202, test condition A, 2.0 pounds. Dielectric withstanding voltage (at sea level): 100 volts rms. Electrical characteristics: Inductance: With 1.0 volt rms, 1 kHz, and 2.5 amperes dc applied to (1-2); the inductance shall be 0.60 mi
8、llihenry, minimum. DC resistance (1-2): 0.2 ohm, maximum. Temperature rise: 50C with 1.0 volt rms, 1 kHz, 2.5 amperes dc applied to (1-2) at an ambient temperature of 80 C, maximum. Vibration (high frequency): MIL-STD-202, method 204, test condition A. Shock (specified pulse): MIL-STD-202, method 21
9、3, test condition H. VERIFICATION: Qualification inspection: Not applicable. Quality conformance inspection: Groups A and B tests of MIL-PRF-27 shall be applicable. Provided by IHSNot for ResaleNo reproduction or networking permitted without license from IHS-,-,-MIL-PRF-27/303C 4 Marking location: S
10、ee figure 1. Part or Identification Number (PIN): M27/303-01. 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 whatsoe
11、ver 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 documents. ASTM B36/36M ASTM B121/B121M MIL-PRF-
12、27 MIL-STD-202 Custodians: Preparing activity: Army - CR DLA - CC Navy - EC Air Force - 85 (Project 5950-2008-037) DLA - CC Review activities: Army - AR, CR4, 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 http:/assist.daps.dla.mil. Provided by IHSNot for ResaleNo reproduction or networking permitted without license from IHS-,-,-
