1、AMSC N/A FSC 5950 MIL-PRF-27/165E 1 October 2010 SUPERSEDING MIL-PRF-27/165D 14 February 1995 PERFORMANCE SPECIFICATION SHEET TRANSFORMER AUDIO FREQUENCY This specification is approved for use by all Depart- ments and Agencies of the Department of Defense. The requirements for acquiring the products
2、 described herein shall consist of this specification 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(s) and top of case, or both. 4. Unless otherwise specified, the tolerance shall be .010 (0.25 mm). F
3、IGURE 1. Dimensions and configurations. INCH-POUND Inches mm .005 .015 .031 .040 .125 .200 .281 .400 .600 .719 .750 1.000 0.13 0.38 0.79 1.02 3.18 5.08 7.14 10.16 15.24 18.26 19.05 25.40 Provided by IHSNot for ResaleNo reproduction or networking permitted without license from IHS-,-,-MIL-PRF-27/165E
4、 2 NOTE: Dots indicate the same polarity on terminals. FIGURE 2. Circuit diagram. NOTES 1. Pins not used are removed. These are indicated by “X”. 2. Pin numbers not shown in the circuit diagram (see figure 2) indicates that those pins will be missing. FIGURE 3. Pin arrangement. Provided by IHSNot fo
5、r ResaleNo reproduction or networking permitted without license from IHS-,-,-MIL-PRF-27/165E 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: See table I. Working voltage: 175 volts. Frequency
6、 range: See table II. Duty cycle: Continuous. Design and construction: Dimensions and configurations: See figure 1. Case: Plastic/molded. Terminals: Pin type, .040 inch diameter (1.02 mm) (see figure 3 for pin arrangement) Material: Type LW ( )C5N in accordance with MIL-STD-1276. Weight: 1.0 ounce m
7、aximum. Altitude: 75,000 feet maximum. Operating temperature range: -55C to +105C. Terminal strength: MIL-STD-202, method 211, test condition A, 2.0 pounds. Vibration (high frequency): MIL-STD-202, method 204. Dielectric withstanding voltage: Between split sections, 50 volts rms maximum. At sea leve
8、l: 500 V rms. At reduced barometric pressure: 300 V rms. Electrical characteristics: Frequency response: See table II Reference frequency: 1kHz No load (center tap voltage unbalance only) 1 percent at 1 volt, 1 kHz across the primary. Marking location: See figure 1. Electrostatic shielding: Shieldin
9、g ratio 5.1 minimum at 20 kHz applicable to circuit diagram 5 only. Part or Identifying Number (PIN): M27/165-(dash number from table I). NOTE: Where dual ratings are specified, only frequency response shall be tested in both modes of operation. MIL-PRF-27/166BProvided by IHSNot for ResaleNo reprodu
10、ction or networking permitted without license from IHS-,-,-MIL-PRF-27/165E 4 TABLE I Electrical ratings. Dash 1/ no. Primary 2/ impedance (ohms) Secondary 2/ impedance (ohms) Primary DCR 25% (ohms) Secondary DCR 25% (ohms) Power Level (mW) Primary dc current (mA) Pin arrangement (see figure 3) Circu
11、it diagram (see figure 2) 01 (1-3) 80 CT 100 CT 32 SPLIT 40 SPLIT 4.9 3.2 250 16 D 8 (4-7) 32 SPLIT 40 SPLIT 80 CT 100 CT 3.2 4.9 250 25 D 8 02 (6-8) 200 250 k 16 2500 10 0 E 7 (1-4) 250 k 200 2500 16 10 0 E 7 03 (1-3) 400 CT 500 CT 40 SPLIT 50 SPLIT 20 4.5 250 8 E 4 (5-8) 40 SPLIT 50 SPLIT 400 CT 5
12、00 CT 4.5 20 250 25 E 4 04 (1-3) 400 CT 500 CT 120 SPLIT 150 SPLIT 20 12.5 250 8 E 4 (5-8) 120 SPLIT 150 SPLIT 400 CT 500 CT 12.5 20 250 14 E 4 05 (1-3) 400 CT 500 CT 400 SPLIT 500 SPLIT 20 45 250 8 E 4 (5-8) 400 SPLIT 500 SPLIT 400 CT 500 CT 45 20 250 8 E 4 06 (1-3) 500 CT 3.2 15 0.35 250 0 C 6 (4-
13、5) 3.2 500 CT 0.35 15 250 0 C 6 07 (1-3) 600 CT 600 SPLIT 35 60 250 6 D 8 (4-7) 600 SPLIT 600 CT 60 35 250 6 D 8 See footnote at end of table. Provided by IHSNot for ResaleNo reproduction or networking permitted without license from IHS-,-,-MIL-PRF-27/165E 5 TABLE I Electrical ratings - Continued. D
14、ash 1/ no. Primary 2/ impedance (ohms) Secondary 2/ impedance (ohms) Primary DCR 25% (ohms) Secondary DCR 25% (ohms) Power Level (mW) Primary dc current (mA) Pin arrangement (see figure 3) Circuit diagram (see figure 2) 08 3/ (5-8) 600 SPLIT 10 k CT 80 1050 200 9 E 5 (1-3) 10 k CT 600 SPLIT 1050 80
15、200 4 E 5 09 (1-3) 2 k CT 4 k CT 8 16 290 2 250 4 2 C 6 (4-5) 8 16 2 k CT 4 k CT 2 290 250 60 C 6 10 (1-4) 2.5 k CT 2.5 k SPLIT 140 300 250 4 E 4 (5-8) 2.5 k SPLIT 2.5 k CT 300 140 250 4 E 4 11 (1-2) 10 k 25 k 200 500 1225 30 200 3 1.5 A 1 (3-4) 200 500 10 k 25 k 30 1225 200 21 10 A 1 12 (1-2) 10 k
16、2 k CT 1000 40 200 1 B 3 (3-5) 2 k CT 10 k 40 1000 200 2.2 B 3 13 3/ (1-3) 10 k CT 12 k CT 10 k SPLIT 12 k SPLIT 855 1080 200 1 E 5 (5-8) 10 k SPLIT 12 k SPLIT 10 k CT 12 k CT 1080 855 200 1 E 5 14 (3-4) 10 k 90 k 215 1850 100 0.25 A 2 (1-2) 90 k 10 k 1850 215 100 0 A 2 See footnote at end of table.
17、 Provided by IHSNot for ResaleNo reproduction or networking permitted without license from IHS-,-,-MIL-PRF-27/165E 6 TABLE I Electrical ratings - Continued. Dash 1/ no. Primary 2/ impedance (ohms) Secondary 2/ impedance (ohms) Primary DCR 25% (ohms) Secondary DCR 25% (ohms) Power Level (mW) Primary
18、dc current (mA) Pin arrangement (see figure 3) Circuit diagram (see figure 2) 15 (1-2) 20 k 30 k 800 1200 450 32 200 0.5 A 1 (3-4) 800 1200 20 k 30 k 32 450 200 2.5 A 1 16 (1-4) 30 k 50 1850 3.8 200 1 E 7 (6-8) 50 30 k 3.8 1850 200 24 E 7 17 (1-3) 50 k CT 600 SPLIT 2400 63 250 1 D 8 (4-7) 600 SPLIT
19、50 k CT 63 2400 250 9 D 8 18 (1-4) 100 k 60 3400 3.7 200 0.5 E 7 (6-8) 60 100 k 3.7 3400 200 20 E 7 1/ Dual rating for each dash number indicates that the transformers winding can be used arbitrarily as primary or secondary. 2/ Impedance values written one above the other indicates a range of matchi
20、ng impedances over which The parts will give satisfactory performance as long as the impedance ratio is maintained. 3/ Electrostatic shield, shield ratio 5:1 minimum at 10 kHz. Provided by IHSNot for ResaleNo reproduction or networking permitted without license from IHS-,-,-MIL-PRF-27/165E 7 TABLE I
21、I Electrical characteristics. 1/ Dash number Frequency response at 200 Hz to 20 kHz 3 dB Polarity same on terminals (see figure 2) ZS (ohms) ZL(ohms) EL(ohms) 01 (1-3) 80 (4-7) 32 32 80 2.8 4.4 1, 4, 5 1, 4, 5 02 (6-8) 200 (1-4) 250 k 250 k 200 50 1.4 1, 6 1, 6 03 (1-3) 400 (5-18) 40 40 400 3.16 10
22、3, 5, 6 3, 5, 6 04 (1-3) 400 (5-8) 120 120 400 5.5 10 3, 5, 6 3, 5, 6 05 (1-3) 400 (5-8) 400 400 400 10 10 3, 5, 6 3, 5, 6 06 (1-3) 500 (4-5) 3.2 3.2 500 0.9 11 1, 4 1, 4 07 (1-3) 600 (4-7) 600 600 600 12.2 12 1, 4, 5 1, 4, 5 08 (5-8) 600 (1-3) 100 k 10 k 600 45 12 1, 5, 6 1, 5, 6 09 (1-3) 2 k (4-5)
23、 8 8 2 k 1.4 22 1, 4 1, 4 10 (1-4) 2.5 k (5-8) 2.5 k 2.5 k 2.5 k 25 25 3, 5, 6 3, 5, 6 11 (1-2) 10 k (3-4) 200 200 10 k 6.3 40 1, 3 1, 3 12 (1-2) 10 k (3-5) 2 k 2 k 10 k 20 40 1, 3 1, 3 13 (1-3) 10 k (5-8) 10 k 10 k 10 k 45 45 1, 5, 6 1, 5, 6 14 (3-4) 10 k (1-2) 90 k 90 k 10 k 95 30 1, 3 1, 3 15 (1-
24、2) 20 k (3-4) 800 800 20 k 12.6 60 1, 3 1, 3 16 (1-4) 30 k (6-8) 50 50 30 k 3.16 77 1, 6 1, 6 17 (1-3) 50 k (4-7) 600 600 50 k 12.2 110 1, 4, 5 1, 4, 5 18 (1-4) 100 k (6-8) 60 60 100 k 3.4 170 1, 6 1, 6 1/ Qualification testing and approval to M27/165-12 shall be sufficient to grant qualification ap
25、proval to M27/165-01 through M27/165-18. Provided by IHSNot for ResaleNo reproduction or networking permitted without license from IHS-,-,-MIL-PRF-27/165E 8 Changes from previous issue. The margins of this specification are marked with vertical lines to indicate where changes from the previous issue
26、 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 this document based on the entire content irrespective of the marginal notations and relat
27、ionship to the last previous issue. Referenced documents. In addition to MIL-PRF-27, this document references the following: MIL-STD-202 MIL-STD-1276 Custodians: Preparing activity: Army CR DLA CC Navy EC Air Force 85 (Project 5950-2009-069) DLA - CC Review activities: Army AR, CR4, MI Navy AS, MC,
28、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 https:/assist.daps.dla.mil. Provided by IHSNot for ResaleNo reproduction or networking permitted without license from IHS-,-,-
