1、AMSC N/A FSC 5985 MIL-DTL-23971/1B 3 May 2012 SUPERSEDING MIL-DTL-23971/1A 23 April 2002 DETAIL SPECIFICATION SHEET POWER DIVIDERS, 4 PORT QUADRATURE, SOLDER TERMINALS This specification is approved for use by all Departments and Agencies of the Department of Defense. The requirements for acquiring
2、the power dividers described herein shall consist of this specification sheet and MIL-DTL-23971. FIGURE 1. Dimensions and configuration, P/N 001 and 002. INCH-POUND Provided by IHSNot for ResaleNo reproduction or networking permitted without license from IHS-,-,-MIL-DTL-23971/1B 2 NOTES: 1. Dimensio
3、ns are in inches. 2. Metric equivalents are given for general information only. 3. Unless otherwise specified, tolerances are .010 (.25 mm) for three place decimals and .02 (.5 mm) for two place decimals. FIGURE 1. Dimensions and configuration, P/N 001 and 002 - Continued. Dimensions Inches Millimet
4、ers Max Min Max Min A 1.27 1.23 32.3 31.2 B 1.020 1.000 25.91 25.40 C .981 .951 24.92 24.16 D .347 .327 8.81 8.31 E .17 .11 4.3 2.8 F .25 .15 6.4 3.8 G .130 .110 3.30 2.79 H .240 dia N/A 6.10 dia N/A J .110 dia .90 dia 2.79 dia 22.9 dia K .0505 .0495 1.28 1.26 L .684 .664 17.4 16.9 M .12 N/A 3.0 N/A
5、 N .025 N/A .64 N/A P .095 .065 2.4 1.7 Q 1.27 1.23 32.3 31.2 Provided by IHSNot for ResaleNo reproduction or networking permitted without license from IHS-,-,-MIL-DTL-23971/1B 3 Dimensions Inches Millimeters Max Min Max Min A .58 .54 14.7 13.7 B .385 .365 9.78 9.27 C 1.19 1.15 30.2 29.2 D N/A N/A N
6、/A N/A E .24 .20 6.1 5.1 F N/A N/A N/A N/A G .11 .07 2.8 1.8 H .105 dia .093 dia 2.67 dia 2.36 dia J N/A .15 N/A N/A K .0505 wide .0495 wide 1.28 wide 1.26 wide L 1.447 1.427 36.75 36.25 M .144 .124 3.66 3.15 N .007 N/A 0.2 N/A P .120 N/A .120 N/A Q 1.64 1.60 41.7 40.6 R .0055 Thk .0045 Thk .14 Thk
7、11 Thk S .11 .07 2.8 1.8 NOTES: 1. Dimensions are in inches. 2. Metric equivalents are given for general information only. 3. Unless otherwise specified, tolerances are .010 (.25 mm) for three place decimals and .02 (.5 mm) for two place decimals. FIGURE 2. Dimensions and configuration, P/N 003. Pr
8、ovided by IHSNot for ResaleNo reproduction or networking permitted without license from IHS-,-,-MIL-DTL-23971/1B 4 Dimensions Inches Millimeters Max Min Max Min A .58 .54 15 14 B .44 .40 11 10 C 1.19 1.15 30.2 29.2 D .30 .26 7.6 6.6 E .11 .07 2.8 1.8 F .24 .20 6.1 5.1 G .30 .26 7.6 6.6 H .18 .14 4.6
9、 3.6 J .105 dia .093 dia 2.67 dia 2.36 dia K .054 .034 1.37 .86 L 1.442 1.432 36.63 36.37 M .139 .129 3.53 3.28 N N/A .18 N/A 4.6 P .120 N/A 3.05 N/A Q 1.65 1.59 41.9 40.4 R .30 .26 7.6 6.6 NOTES: 1. Dimensions are in inches. 2. Metric equivalents are given for general information only. 3. Unless ot
10、herwise specified, tolerances are .005 (.13mm) for three place decimals and .02 (.5 mm) for two place decimals. FIGURE 3. Dimensions and configuration, P/N 004. Provided by IHSNot for ResaleNo reproduction or networking permitted without license from IHS-,-,-MIL-DTL-23971/1B 5 REQUIREMENTS: Design a
11、nd construction: See figures 1, 2, and 3. Terminals: Solder tabs. Material and finish of terminals: Part numbers 01, 03, and 04 - Nickel with electrodeposited tin coating 0.0001 to 0.0005 inch thick per ASTM-B545 “Standard Specification for Electrodeposited Coatings of Tin” or Iron-nickel alloy in a
12、ccordance with SAE-AMS-I-23011 “Iron-Nickel Alloys for Sealing to Glasses and Ceramics”, Class I (KOVAR), gold plated in accordance with MIL-DTL-45204 “Gold Plating, Electrodeposited “, or SAE-AMS-2422 “Plating, Gold” and/or, ASTM-B488 “Electrodeposited Coating of Gold for Engineering Uses” ; type I
13、 grade C. Nickel is to be used only if specification cannot be met using alternate material means. Part number 02 - Kovar, gold plated in accordance with MIL-DTL-45204, or SAE-AMS-2422 and/or, ASTM- B488, type II, class I, grade C. Ambient temperature: Operating - -54 to +110C. Storage - -62 to +12
14、5C. Electrical performance characteristics: See table I. TABLE I. Electrical performance characteristics. M23971/1- Impedance (ohms) Frequency range (MHz) Average coupling (dB) vswr max Insertion loss max (dB) Isolation min (dB) Phase balance 90 Amplitude balance (dB) Power level Figure avg (W) pk (
15、W) 01 50 225-400 3 +.2, -0 1.2:1 0.3 23 1.5 0.4 60 300 1 02 50 250-500 3 +.2, -0 1.2:1 0.25 23 1.5 0.5 60 300 1 03 50 225-400 3 +.2, -0 1.2:1 0.25 25 1.5 0.4 100 200 2 04 3 Part number: M23971/1- (and dash number from table I). Referenced documents: In addition to MIL-DTL-23971, this document refere
16、nces the following MIL-DTL-45204 ASTM-B488 ASTM-B545 SAE-AMS2422 SAE-AMS-I-23011 The margins of this specification sheet are marked with vertical lines to indicate where changes from the previous revision were made. This was done as a convenience only and the Government assumes no liability whatsoev
17、er 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. Custodians: Preparing activity: Army - CR DLA - CC Navy - EC
18、 Air Force - 85 (Project 5985-2012-010) DLA - CC Review activities: Navy - AS, MC, OS 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.daps.dla.mil. Provided by IHSNot for ResaleNo reproduction or networking permitted without license from IHS-,-,-
