1、t J A-A-55145 December 7, 1993 COMMERCIAL ITEM DESCRIPTION CONNECTORS, ELECTRICAL, IEEE 488 COMPATIBLE, RECTANGULAR, MINIATURE, POLARIZED SHELL, RECEPTACLE, SHIELDED, 24 POSITION, RIGHT ANGLE, PRINTED CIRCUIT BOARD TERMINATING, SCREW LOCKING The General Services Administration has authorized the use
2、 of this commercial item description (CID). Abstract. This CID covers the general requirements for a polarized shell, receptacle, electrical digital interface bus connector. 488 interface standard, and require termination to a printed circuit board of up to 3.175 millimeters (.I25 inch) thick. The c
3、onnector is a right angle mount type. Connectors covered by this CID are intended for commercial/industrial applications and may be used in military systems where individual environmental and performance requirements can be met. This connector can be used in applications that require conformance to
4、the IEEE Part or Identifying Number (PIN). The PIN for the CID shall be as shown in the following example: o1 - A-A-55145 - I I I I II CID number Dash number Salient characteristics. Contacts. The contacts shall be formed of a high conductive, high strength copper alloy with gold over nickel plating
5、 in the contact area. Connector housinqs. Connector housings shall be molded from self-extinguishing black thermoplastic material for high impact and dielectric strength. Connector shields. Connector hardware. Termination type. Connector shields shall be made of die cast zinc with nickel plating. Co
6、nnector hardware shall be made of zinc plated carbon steel. Terminations shall be printed circuit board termination type which accommodate printed circuit boards of up to 3.175 millimeters (.I25 inch) thick. of solderability. Contact rating. Termination resistance. The contact resistance shall be 30
7、 milliohms maximum initial Dielectric withstandinq voltaqe. Termination tails shall be tin plated for ease Contacts shall be rated at 3.5 amperes minimum at +25“C. There shall be no breakdown of the insulating material when subjected to 1000 V ac for 1 minute between adjacent contacts of the mated c
8、onnector assemblies. Mating force. Unmating force. Connector mating force shall not exceed 3.12 newtons (0.7 pound) maximum per contact. Connector unmating force shall not exceed .36 newton (0.08 pound) minimum per contact. Durability. Durability shall consist of 200 cycles of mating and unmating an
9、d upon completion the termination resistance shall not exceed 26.5 milliohms maximum. damage. There shall be no indication of physical Operatinq temperature. The operating temperature range shall be from -4OOC to +10SoC. AMSC N/A DISTRIBUTION STATEMENT A. Approved for public release; distribution is
10、 unlimited. FSC 5935 Provided by IHSNot for ResaleNo reproduction or networking permitted without license from IHS-,-,-A-A-55145 m 9999974 03b33527 TLO A-A-551 45 8. 000000000000 e-3- / 2 HOLES 2.16 10.013 I I I I I-150230 46.79 20.36 1 k- 55.88 REF ,-d mm 0.013 O. 36 2.16 11.94 16.00 36.20 46.79 55
11、-88 INCH ,0005 .014 .085 .470 .230 1,425 1.842 2.200 NOTES: I. Dimensions are in millimeters. 2. The US government preferred system of measurement is the metric SI system. was originally designed using inch-pound units of measurement, in the event of conflict between the metric and inch-pound units,
12、 the inch-pound units shall take precedence. However, since this item c Figure 1. Connector, printed circuit board, 24 position, preassembled vertical mount. 2 Provided by IHSNot for ResaleNo reproduction or networking permitted without license from IHS-,-,-A-A-55145 rn 9999974 OLb1528 957 rn A-A-55
13、145 Vibration. The connector, or hardware when assembled to the connector, shall exhibit no evidence of breaking, cracking, or loosening of parts when subjected to vibration of 10-55-10 Hz traversed in 1 minute at 2 millimeters (.O6 inch) total excursion for 2 hours in each of three mutually perpend
14、icular planes. Physical shock. _I The connector, or hardware when assembled to the connector, shall exhibit no evidence of breaking, cracking, or loosening of parts when subjected to 50 Gs half-sine wave shock of 11 milliseconds duration, 3 shocks in each direction applied along the three mutually p
15、erpendicular planes for a total of 18 shocks. Requlatory requirements. Quality assurance provisions. This section is not applicable to this CID. Responsibility for inspection. Unless otherwise specified in the contract or purchase order, the contractor is responsible for the performance of all inspe
16、ction, examination, and test requirements specified herein. his own or any other facilities suitable for the inspection requirements specified herein, unless disapproved by the Government. examinations, or tests set forth in this description where such inspections, examinations, and tests are deemed
17、 necessary to assure supplies and services conform to prescribed requirements. Except as otherwise specified in the contract or purchase order, the contractor may use The Government reserves the right to perform any of the inspections, Contractor certification statement. The contractor shall certify
18、 and maintain objective quality evidence that the product offered meets the requirements of this CID, and that the product conforms to the producers own drawings, specifications, standards, quality assurances practices, and is the same as the product provided as a bid sample. the first delivery and
19、thereafter as may be otherwise provided for under the provisions of the contract. The Government reserves the right to require proof of such conformance prior to Certificate of compliance. A certificate of compliance shall accompany all connectors supplied to this CID. Packaging. Preservation, packa
20、ginq, packing, labeling, and marking. Preservation, packaging, labeling, and marking shall be as Specified in the contract or purchase order. w. process of acquiring the item, but is not mandatory. This section contains relevant information which is useful to buyers, users, and suppliers in the Refe
21、renced document. Other Publication INSTITUTE OF ELECTRICAL AND ELECTRONICS ENGINEERS (IEEE) IEEE 488 - IEEE Standard Digital Interface for Programmable Instrumentation. (Applications for copies should be addressed to the Institute of Electrical and Electronics Engineers (IEEE), IEEE Service Center,
22、445 Hoes Lane, P.O. Box 1331, Piscatauay, NJ 08855-1331.) Acquisition documents should specify the following: Orderinq data. a. CID document number and revision and CID PIN. b. Quality assurance provisions. c. Packaging requi remen t s. Comments. Comments on this CID should be directed to Defense El
23、ectronics Supply Center, 1507 Wilmington Pike, ATTN: DESC-EMT, Dayton, OH 45444-5000, or telephone (513) 296-5391. 3 Provided by IHSNot for ResaleNo reproduction or networking permitted without license from IHS-,-,-A-A-55145 9999974 0161529 893 CID PIN A-A-5514s- A-A-55145 Vendor commercial Vendor C
24、AGE PIN number Source of supply. A suggested source of supply is listed in table 1. Additional sources will be added as they become available. TABLE I. Suggested source of supply. I o1 I 553811-1 I 00779 I Vendor CAGE number 00779 Vendor name and address AMP, Incorporated 470 Friendship Road Harrisburg, PA 17111-1203 CIVIL AGENCY COORDINATING ACTIVITY: GSA - 7FXE PREPARING ACTIVITY: OLA-ES (Project 59354431) c 4 Provided by IHSNot for ResaleNo reproduction or networking permitted without license from IHS-,-,-
