1、AMSC N/A FSC 5950 INCH-POUND MIL-T-27/149D 9 November 2009 SUPERSEDING MIL-T-27/149C 16 August 1993 MILITARY SPECIFICATION SHEET TRANSFORMER AND INDUCTORS (AUDIO, POWER AND HIGH-POWER PULSE), INDUCTORS, POWER This specification is approved for use by all Depart- ments and Agencies of the Department
2、of Defense. The requirements for acquiring the transformer 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. Unless otherwise spe
3、cified, tolerances on all dimensions shall be .016 inch (0.41 mm). FIGURE 1. Dimensions and configurations. Inactive for new design after 25 August 1998 Inches mm .032 0.81 .094 2.39 .112 2.84 .156 3.96 .281 7.14 .297 7.54 .562 14.27 .875 22.22 .938 23.83 1.250 31.75 121.5 H 45 mA dc10 V,60 Hz CIRCU
4、IT DIAGRAM AND MARKING WORKING VOLTAGE (PEAK) 357 V C L .875.281 Q1826 TERMINAL OR EQUIVALENT .094 OD MAX. 2 REQD .297.938 .032CL.156 .938 .032 1.250 .032112-40 UNC-2B INSERT 8 THD MIN. DEEP. 2 REQD CL.875.562CLCLCLProvided by IHSNot for ResaleNo reproduction or networking permitted without license
5、from IHS-,-,-MIL-T-27/149D 2 REQUIREMENTS: (When numbers in parentheses, such as (1-2) are used, they indicate the winding and the extreme terminals of the winding.) Electrical ratings: See table I. Inductance (1-2): 1.5 H, minimum. Voltage (1-2): 10 V, 60 Hz. Current (1-2): 45 mA dc. DC resistance
6、(1-2): 225 ohms 25 percent. Working voltage (Peak): 357 volts. Power: 456 mW, maximum. Design and construction: Dimensions and configuration: See figure 1. Duty cycle: Continuous. Case: Encapsulated. Material: Epoxy. Terminals: Solder terminal. Height: .156 inch (3.96 mm), maximum. Diameter: .094 .0
7、16 inch (2.39 0.41 mm). Weight: 0.12 pound, maximum. Operating temperature range: -55C to 130C. Terminal strength: MIL-STD-202, method 211, test condition A, 2.0 pounds and test condition D, 8 ounce-inches. Vibration (high frequency): MIL-STD-202, method 204. Dielectric withstanding voltage (at sea
8、level): 1,000 volts rms. Electrical characteristics: Inductance: With 10 volts, 60 Hz across (1-2), and 45 mA dc applied to (1-2) the inductance shall be 1.5 H minimum. Temperature rise: 45C, with 10 volts rms, 60 Hz, 45 mA dc applied to (1-2) at an ambient temperature of +85C. Marking location: See
9、 figure 1. Part or Identification Number (PIN): M27/149-01. Qualification inspection: Not applicable for this specification sheet. Provided by IHSNot for ResaleNo reproduction or networking permitted without license from IHS-,-,-MIL-T-27/149D 3 Changes from previous issue. The margins of this specif
10、ication 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 requirements of th
11、is 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 Force - 85
12、 (Project 5950-2009-012) DLA - CC Review activities: Army - AR, CR4 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-,-,-
