1、MIL-C-48478C 7799906 2004110 723 IINCH-POUND I MIL-C-48478C(AR) t“ys.4) 1995 MILITARY SPECIFICATION CIRCUIT CARD ASSEMBLY - INVERTER AND +15 VOLT REGULATOR This specification is approved for use by the US Army Armament, Research, Development and Engineering Center (ARDEC) and is available for use by
2、 all Departments and Agencies of the Department of Defense, 1. SCOPE 1.1 Scope. This specification establishes the requirements and quality assurance provisions for the Circuit Card Assembly Inverter and +15 Volt Regulator, 11732505 (See 6.1). 2. APPLICABLE DOCUMENTS 2.1 Government documents. 2.1.1
3、Specifications, standards, and handbooks. The following specifications, standards, and handbooks form a part of this document to the extent specified herein, Unless otherwise specified, the issues of these documents are those listed in the issue of the Department of Defense Index of Specifications a
4、nd Standards (DODISS) and supplement thereto, cited in the solicitation (see 6-21. SPECIFICATIONS MILITARY MIL-F-13926 - Firs Control Materiel, General Specifications Governing the Manufacture and Inspection of MIL-1-45607 - Inspection Equipment; Acquisition, Maintenance, and Disposition of Benefici
5、al comments (recommendations, additions, deletions) and any pertinent data which may be of use to improving this document should be addressed to: Commander, U.S. Army ARDEC, ATTN: AMSTA-AR-EDE-S, Picatinny Arsenal, New Jersey 07806-5000 by using the Standardization Document Improvement Proposal (DD
6、Form 1426) appearing at the end of this document or by letter. AMSC N/A FSC 1240 DISTRIBUTION STATE MENT a . Approved for public release: distribution is un1 imited. Provided by IHSNot for ResaleNo reproduction or networking permitted without license from IHS-,-,-NIL-C-48478C 9999906 2004111 bbT = M
7、IL-C-48478C (AR) STANDARDS MILITARY MIL-STD-100 - MIL-STD-454 - MIL-STD-810 - MIL-STD-2000 - MIL-STD-2073-1 - Engineering Drawing Practices Standard General Requirements for Electronic Equipment Environmental Test Methods Standard Requirements for Soldered Electrical and Electronic Assemblies Proced
8、ures for Development and Application of Packaging Requirements (Unless otherwise indicated, copies of federal and military specifications, standards, and handbooks are available from: DODSSP - Customer Service, Standardization Documents Order Desk, 700 Robbins Avenue, Bldg 4D, Philadelphia, PA 19111
9、-5094.) 2.1.2 Other Government documents, drawings, and publications. The following other Government documents, drawings, and publications form a part of this document to the extent specified herein. Unless otherwise specified, the issues are those cited in the solicitation. U.S. Army Armament Resea
10、rch Development and Engineering Center (ARDEC) DRAWINGS 11732505 - Circuit Card Assembly - Inverter and + 15 Volt Regulator (Copies of Government drawings required by contractors in connection with specific acquisition functions should be obtained from the contracting activity or as directed by the
11、contracting activity.) 2.2 Order of precedence. In the event of a conflict between the test of this document and the references cited herein (except for related associated detail specifications, specification sheets, or MS standards), the test of this document takes precedence. Nothing in this docum
12、ent, however, supersedes applicable laws and regulations unless a specific exemption has been obtained (see contract provisions for additional precedence critera). 3. REQUIREMENTS 3.1 Fabrication. The inverter and +15 volt regulator circuit card assembly, herein referred to as the assembly, shall be
13、 manufactured in accordance with Drawing 11732505 and drawings pertaining thereto and, when assembled, shall meet the requirements of this specification (see 4.5.1). 2 Provided by IHSNot for ResaleNo reproduction or networking permitted without license from IHS-,-,-NIL-C-48478C H 9999906 2004LL2 5Tb
14、 MIL-C-48478C (AR) 3.1.1 Function. The assembly shall convert 13 volts direct current (V dc) into 15V dc, 5V dc, and -15V dc for field test set (FTS) supply voltages. 3.1.2 General specifications, (see 4.6.3) 3.1.2.1 Manufacture and inspection. The following provisions of MIL-F-13926 apply: a. Dimen
15、sions and tolerances b. Effect of protective coating on dimensions (Inorganic c. Part identification and marking d. Workmanship (Including applicable portions of type coating) MIL-STD-2000 and MIL-STD-454, Requirement 9) 3.1.2.2 Standards of manufacture. 3.1.2.2.1 Assembly and soldering. The require
16、ments of MIL-STD-2000 shall apply, as a minimum. 3.1.2.2.2 Interchangeability. The assembly shall be manufactured in accordance with interchangeability requirements as specified in MIL-STD-100. 3.1.3 Ambient conditions. Standard ambient conditions shall be as follows: a. Temperature 730 + 180F b. Re
17、lative Humidity 50 percent + 30 percent c. Atmospheric pressure 28.5 + 2.0/13.0 in. Hg. 3.2 First Article. When specified in the contract or purchase order (see 6.21, the contractor shall furnish sample units for first article inspection and approval (see 4.4). 3.3 Performance. Unless otherwise spec
18、ified, the assembly shall meet the performance requirements specified herein under standard ambient conditions of 3.1.3. - 3.3.1 15V REG output. With the loads (items 1.11 and 1.12 of Table I), the power source (item 2.1 of Table I), and the interconnection (item 3.1 of Table I) applied, the utput a
19、t pins P1-6A, 6B, 7A, 7B shall be +15.00 + .05V dc measured with respect to pins P1-27A, 27B, 28A, 28B. RiFple, if present, shall be equal to or less than 0.5 volts peak-to-peak (see 4.6.1.11, 3.3.2 -15V REG output. With the loads (items 1.21 and 1.22 of Table I), the power source (item 2.1 of Table
20、 I), and the interconnection (item 3.1 of Table I) applied, the output at pins P1-lOA, 10B, 11A, 11B, shall be -15.00 - + .05V dc measured with 3 Provided by IHSNot for ResaleNo reproduction or networking permitted without license from IHS-,-,-MIL-C-48478C H 0b 2004LL3 432 * respect to pins P1-22A,
21、22B, 23A, 23B. Ripple, if present, shall be equal to or less than 0.5 volts peak-to-peak (see 4.6.1.2). 3.3.3 5V output, With the loads (items 1.31 and 1.32 of Table I), the power source (item 2.1 of Table I), and the interconnection (item 3.1 of Table I) applied, the output at pins P1-15A, 15B, 16A
22、, 16B, shall be +5.40 - + 0.2V dc measured with respect to pin 19A, 19B and 20A, 20B. Ripple, if present, shall be equal to or less than 0.5 volts peak-to-peak (see 4.6.1.3). TABLE I. Loads, power and interconnections. Item Conditions Characteristics Connections 1.0 1.11 1.12 1.21 1.22 1.31 1.32 2.0
23、 2.1 3.0 3.1 When specified, connected between the following pins: Resistor 30 ohms - + 5 percent, 15w P1-6A, 6B, 7A, 7B (+15 REG) and P1-27A, 27B, 28A, 28B (+15 RTN) Capacitor 5.6 microfarads +10 percent, 50V dc Resistor 30 ohms 2 5 percent, 15w P1-lOA, IOB, 11A, lIB (-15 REG) and P1-22A, 22B, 23A,
24、 23B (-15 RTN) Capacitor 5.6 microfarads +10 percent, 50V dc Resistor 25 ohms - + 5 percent, 24w Pl-lSA, 15B, 16A, 16B (+5 volt) and P1-19A, 19B, 20A, 20B (+5 RTN) Capacitor 5.6 microfarads +10 percent, 50V dc Power source 13V dc +12.1 + 0.2V dc Ripple-i. 5 volts peak-to-peak max P1-3A, 3B, 4A, 4B (
25、+13V dc) and P1-lA, lB, 2A, 2B (+13 RTN) interconnection Connects input power Pl-lA, lB, 2A, 2B return to assembly return (+13 RTN) to P1-8A, reference 8B, 9A, 9B (RTN REF) 4 Provided by IHSNot for ResaleNo reproduction or networking permitted without license from IHS-,-,-MIL-C-48478C 997790b 2004LL
26、4 379 MIL-C-48478C (AR) 3.4 Environmental. 3.4.1 TemDerature. The assembly shall be capable of operating as specified herein over the operating temperature range of +400F to 100oF and shall not be damaged when subjected to the storage conditions ranging from -650F to 160OF (see 4.6.2.1 and 4.6.2.2).
27、 3.4.2 Vibration. The assembly shall be capable of operating as specified herein after withstanding exposure under the conditions of 3.1.3 to a sinusoidal vibration displacement of .O3 inch double amplitude, 10 - 55 Hz in accordance with the applicable portions of Figure 1. not less than 80 minutes
28、in each of three mutually perpendicular axes (see 4.6.2.3). Duration of exposure shall be 0.03 -2 I I i I I I I I l I l I I 1 I I I 1 I I I I i I I I l I I 10 55 _- - - - l I Frequency (Hz) FIGURE 1. Vibration Curve. 5 Provided by IHSNot for ResaleNo reproduction or networking permitted without lice
29、nse from IHS-,-,-MIL-C-48478C 9999906 2004LL5 205 W MIL-C-48478C (AR) 3.4.3 Shock. The assembly shall be capable of operating as specified herein after withstanding exposure under the conditions of 3.1.3 to half sine wave shock pulses of 40 + 4 gravity units (gs) for a duration of 18 + 3 millisecond
30、s (mgec) in accordance with Figure 2. The assembly shall withstand three shock pulses applied in both directions along three mutually perpendicular axes (18 shocks). In addition, the assembly shall be capable of withstanding three half sine wave shock pulses of 100.0 + 10.0 gs for a duration of 1.5
31、5 0.2 msec applied in each direction along three mutually perpendicular axes (see 4.6.2.4). A= D= A= D= 40 gs 18 msec 100 gs 1.5 msec FIGURE 2. Shock Pulse. 3.4.4 Temperature cycling. The assembly shall be capable of operating as specified herein after withstanding exposure to temperature cycling an
32、d soaking between the temperatures of -250F and 140OF in accordance with Figure 3 (see 4.6.2.5). 4, QUALITY ASSURANCE PROVISIONS 4.1 Responsibility for inspection. Unless otherwise soecified in the contract or purchase order, the contractor is responsible for the performance of all inspection requir
33、ements (examinations and tests) as specified herein. Except as otherwise specified in the contract or purchase order, the contractor may use his own or any other facilities suitable for the performance of the inspection requirements specified herein, unless disapproved by the Government. The Governm
34、ent reserves the right to perform any of the inspections set forth in this specification where such inspections are deemed necessary to ensure supplies and services conform to prescribed requirements. 4.1.1 Responsibility for compliance. All items shall meet all reuuirements of sections 3 and 5. The
35、 inspection set forth in . this siecif ication shall become a part of the contractor s overall inspection system or quality program. inspection requirements in the specification shall not relieve the The absence of any 6 Provided by IHSNot for ResaleNo reproduction or networking permitted without li
36、cense from IHS-,-,-MIL-C-4Y78C E 9999906 200411b 141 E -I 1 MIL-C-48478C (AR) FIGURE 3. Temperature cycling. 7 Provided by IHSNot for ResaleNo reproduction or networking permitted without license from IHS-,-,-MIL-C-48478C = 7999706 2004337 088 m MIL-C-48478C (AR) contractor of the responsibility of
37、ensuring that all products or supplies submitted to the Government for acceptance comply with all requirements of the contract. Sampling inspection, as part of manufacturing operations, is an acceptable practice to ascertain conformance to requirements, however, this does not authorize submission of
38、 known defective material, either indicated or actual, nor does it commit the Government to accept defective material. 4.1.2 Inspection equipment. Unless otherwise specified in the contract, the contractor shall supply, maintain and calibrate inspection equipment in accordance with the provisions of
39、 MIL-1-45607 and standard commercial practice. Contractor inspection equipment designs shall be submitted for Government approval as specified in the contract (see 6.5). 4.2 Classification of inspections. The inspection requirements specified herein are classified as follows: a. First article inspec
40、tion (see 4.4). b. Quality conformance inspection (see 4.5 and 6.8). 4.3 Inspection conditions. Unless otherwise specified, all inspections shall be performed in accordance with the quality assurance provisions of MIL-F-13926 and the conditions 3.1.3. article approval and the designation of responsi
41、bility for first article inspection to either the Government or the contractor shall be specified in the contract (see 6.3). 4.4 First article inspection. The requirements for first 4.4.1 Sample. The contractor shall submit a first article sample as designated by the Contracting Officer for evaluati
42、on in accordance with the provisions of 4.4.2. The first article sample shall consist of two assemblies. 4.4.2 Inspection. Two assemblies shall be subjected to all the inspections specified in Tables II, III and IV. Tests 301 and 302 of Table IV shall be performed first. TABLE II. Performance tests.
43、 Item Characteristic Requirement Test Procedure 101 15V REG output 3.3.1 102 -15V REG Output 3.3.2 103 5v output 3.3.3 4.6.1.1 4.6.1.2 4.6.1.3 Provided by IHSNot for ResaleNo reproduction or networking permitted without license from IHS-,-,-MIL-C-48478C 9 9999906 2004118 T14 MIL-C-48478C (AR) TABLE
44、III. Environmental tests. Item Characteristics Requirements Test Procedures 201 High temperature 3.4.1 202 Low temperature 3.4.1 203 Vibra tion 3.4.2 204 Shock 3.4.3 205 Temperature cycling 3.4.4 4.6.2.1 4.6.2.2 4.6.2.3 4.6.2.4 4.6.2.5 TABLE IV. General tests. Item Characteristics Requirements Test
45、Procedures 301 Fabrication 3.1 Applicable drawings - 302 General specifications 3.1.2 4.6.3 - Visual 303 Packaging inspection 5.1 4.6.4 - Visual Visual 4.4.3 Failure. Failure of any assembly to meet any requirements shall be cause for refusal to grant first article approval. The Government reserves
46、the right to terminate first article inspection upon any failure of any assembly to comply with any stated requirement. 4.4.4 Responsibility. The contractor, whether or not responsible, shall inspect the sample for conformance to all contractural requirements and shall submit a record of this inspec
47、tion with the sample and certificates of conformance or materials. The Government reserves the right to witness inspections performed by the contractor. 4.5 Quality conformance inspection. 4.5.1 Procurement conditions. The following inspection plans shall apply where the assembly is procured for use
48、 as a: - Use Plan a. Logistics spare assembly apart A, B and C from the next higher assembly. b. Component assembly of the next B and il higher assembly. 9 Provided by IHSNot for ResaleNo reproduction or networking permitted without license from IHS-,-,-flIL-C-48478C D 7799906 2004LL9 950 = MIL-C-48
49、478C (AR) 4.5.2 Inspection plan A. 4.5.2.1 Environmental sample and tests. One assembly, as a control sample, shall be selected at random by the Government representative from each SO assemblies produced or from each months production, whichever occurs first. All the tests in Table III shall be applied separately to the assembly. 4.5.2.2 Acceptance. When the sample assembly of the quan
