1、AMSC N/A FSC 5950 MIL-PRF-27/194B 18 July 2008 SUPERSEDING MIL-T-27/194A 15 May 1978 PERFORMANCE SPECIFICATION SHEET TRANSFORMER, POWER, STEPDOWN AND STEP-UP This specification is approved for use by all Depart- ments and Agencies of the Department of Defense. The requirements for acquiring the prod
2、ucts described herein shall consist of this specification and MIL-PRF-27. FIGURE 1. Dimensions and configurations. INCH-POUNDInactive for new design after 14 February 1997 Provided by IHSNot for ResaleNo reproduction or networking permitted without license from IHS-,-,-MIL-PRF-27/194B 2 WORKING VOLT
3、AGE: 175 V MAX CIRCUIT DIAGRAM AND MARKING INCHES MM INCHES MM INCHES MM .003 .010 .025 .050 .086 .100 .175 .200 .225 .250 0.08 0.25 0.64 1.27 2.18 2.54 4.44 5.08 5.72 6.35 .275 .300 .375 .400 .475 .500 .550 .575 .600 .650 6.98 7.62 9.52 10.16 12.06 12.70 13.97 14.60 15.24 16.51 .675 .740 .825 1.000
4、 1.150 1.200 1.250 1.275 1.300 1.390 17.14 18.80 20.96 25.40 29.21 30.48 31.75 32.38 33.02 35.31 NOTES: 1.Dimensions are in inches. 2.Metric equivalents are given for general information only. 3. Unless otherwise specified, tolerance is .005 (.13 mm). 4.Marking shall be on the top of the case. FIGUR
5、E 1. Dimensions and configuration Continued. Provided by IHSNot for ResaleNo reproduction or networking permitted without license from IHS-,-,-MIL-PRF-27/194B 3 REQUIREMENTS: (When designations or colors in parentheses, i.e., (1-2) are used, they indicate the winding and the extreme terminals of the
6、 winding.) Electrical ratings: Primary voltage (14-15): 60 volts rms, 7.7 kilohertz. Primary current: .34 ampere rms. Primary power: 20.4 volt amperes. Secondary voltage: (7-8): 19.5 volts rms, .6 ampere rms. (2-3): 14 volts rms, .3 ampere rms. (10-11): 62.8 volts rms, .013 ampere rms. (4-6): 37.6 v
7、olts rms, .09 ampere rms. Working voltage: 175 volts, maximum. DC resistance: (14-15): .4 ohm. (7-8): .24 ohm. (2-3): .35 ohm. (4-6): 1.16 ohms. (10-11): 10 ohms. Design and construction: Dimensions and configuration: See figure 1. Duty cycle: Continuous. Case: Encapsulated. Material: Epoxy. Weight:
8、 4 ounces, maximum Terminals: Pin type. Material: Type S, tin lead or lead-tin coating, in accordance with A-A-59551. Height: .250 inch, minimum. Diameter: AWG 22 (.025 inch). Operating temperature range: see table I. Terminal strength: MIL-STD-202, method 211, test condition A, 2 pounds. Dielectric
9、 withstanding voltage (at sea level): 1,000 volts rms. Electrical characteristics: No load: With 60 volts rms and 7.7 kilohertz in (14-15): Current in (14-15): 44 milliamperes, maximum. Power in (14-15): 2.3 watts, maximum. Voltage across (7-8): 19.5 volts rms 1 percent. Voltage across (2-3): 14 vol
10、ts rms 1 percent. Voltage across (10-11): 62.8 volts rms 1 percent. Voltage across (4-6): 37.6 volts rms 1 percent. Rated load: With 60 volts rms and 7.7 kilohertz (14-15): Voltage across (7-8): 19.5 volts rms 5 percent. Voltage across (2-3): 14 volts rms 5 percent. Voltage across (10-11): 62.8 volt
11、s rms 5 percent. Voltage across (4-6): 37.6 volts rms 5 percent. Provided by IHSNot for ResaleNo reproduction or networking permitted without license from IHS-,-,-MIL-PRF-27/194B 4 Polarity: Additive with terminals 9 and 8, and 2 and 3 connected. Temperature rise: 40C with 60 volts rms, 7.7 kilohert
12、z across (14-15) at specified ambient temperature. (see table I). Vibration (high frequency): MIL-STD-202, method 204. Shock (specified pulse): MIL-STD-202, method 213, test condition A. VERIFICATION: Qualification inspection: Not applicable for this specification sheet. Quality conformance inspecti
13、on: Groups A and B tests of MIL-PRF-27 shall be applicable. Marking location: See figure 1. Part or Identifying Number (PIN): M27/194-(dash number from Table I). TABLE I. Temperature characteristics. Dash no. Type designation Ambient temperature Temperature rise Operating temperature range 01 02 TF5
14、S03ZZ TF5T03ZZ 90C 130C 40C 40C -55C to +130C -55C to +170C 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 whatsoeve
15、r 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. In addition to MIL-PRF-27, this documen
16、t references the following: MIL-STD-202 A-A-59551 Custodians: Preparing activity: Army CR DLA CC Navy EC Air Force 85 (Project 5950-2008-028) 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 this 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-,-,-
