ba - PRODUCT SPECIFICATION 1. SCOPE Li... Clontent This specification covers the performance requirements for the AMP* MTA card edge and multiple tap connector system. This system provides dual purpose wiring techniques for interconnection between wires and printed circuit boards, 1.2. Qualification When tests are performed on the subject product line, the procedures specified in AMF 109 series specifications shall be used. All inspections shall be performed using the applicable inspection plan and product drawing. 2. APPLICABLE DOCUMENTS The following documents form a part of this specification to the extent specified herein. Inthe event of conflict between the requirements of this specification and the product drawing, the product drawing shall take precedence. In the event of conflict between the requirements of this specification amd the referenced documents, this specification shall take precedence. 2.1. AMP Specifications A. 109-1: General Requirements for Test Specifications B. 109 Series: Test Specifications as indicated in Figure l. (Comply with MIL-STD-202, MIL-STD-1344 and EIA RS- 364) > g 2 C. 114-1020; Connector MTA 156, Application of a < gs fez. 3, REQUIREMENTS ey UF o gene 3.1, Design and Construction =a Ss e2oe Connectors shall be of the design, construction and physical dimensions NT) specified on the applicable product drawing. Eyu< Gs 3.2, Materials zo a6 A. Contact: MT brass, post tin-lead plated oz MTA phosphor bronze, post tin plated oxo B. Housing: Polyester, 94 V-0 Ege f5g a5 ra] ony S'Trademark of AMP Incorporated. etna 7 . Coty Pt : 1 fe ame: f AMP INCORPORATED CHK AMP | Harrisburg, Pa. AK Searels /~ 73-8) + APP , : Mts f &y | KOs NO REV Let theca | B | AL 108-1064 |'4 gy . NAME ost} cnangs per BON | $l Pf eke | SHEE T CONNECTOR, MT/MTA, 14 AG -472 oy 1O0F 2. CARD EDGE LTR REVISION RECORD APP | DATE AMP 1250-13 REV 7-78 =>3.5. Test Requirements and Procedures Summary 3.3. Ratings A. Current/Voltage: 250 vac at 5amperes maximum, MT; and 5 amperes maximum, MTA B. Operating Temperature: -55*% to 105C 3.4. Performance and Test Description Connector assemblies shall be designed to meet the clectrical, mechanical] and environmental performance requirements specified in Figure 1. Test Description Requirement Procedure Examination of Product Meets requirements of product drawing and AMP Spec 114-1020. Visual, dimensiunal and functional per applicable inspection plan. ELECTRICAL Dielectric Withstanding Voltage 2.2 kvac for MT and 1.25 kvac for MTA dielectric withstanding voltage, one minute hold. Test between adjacent contacts of unmated connector assemblies; AMP Spec 109-29-1. Insulation Resistance 5000 megohimms minimum Test between adjacent initial. contacts of unmated connecter assemblies; AMP Spec 109-28-4. Termination Resistance, Resistance, Measure potential drop of Specified Current Wire Test milliohms mated contacts assembled Size, Current, maximum in housing, see Fivure 5 AWG amperes _ initial and 6; AMP Spec 109-25, MT18 3.0 4.0 calculate resistance. MTA 18 3.0 6.9 Temperature Rise vs (a) Cur rent Temperature rise, sec Figure 2 and 3; termination resistance, specified current. T-rise at rated current; AMP Spec 109-45. Termination Resistance, Dry Circuit 4.9 millichms maximum initial for MT; and 6.5 milliohms maximum initial for MTA. Subject mated contacts assembled in hausing to 50 mv open circuit at 100 ma maximum, see Figure 5; AMP Spec 109-4, cond Aq Figure 1 (cont) AMP INCORPORATED AMP | Harrisburg, Pa. BLA! 108-1064 [a SHEET 2 or- NAME CARD EDGE CONNECTOR, MT/MTA, AMP 2783-2 REV 7-78> Test Description Requirement Procedure Current Cycling Temperature rise vs current; termination resistance, specified current. Current cycle, 30 minutes NON! ~ 15 minutes"OFF" at 125% specified current; AMP Spec 109-51, method 3, cond B. MECHANICAL Durability 6.0 milliohms maximum termination resistance, dry circuit for MT and 7,0 for MTA, Mate and unmate connecton assemblies for 25 cycles; mount appropriate connector half in panel and printed circuit test board in free floating test fixture ata rate of 0.5 inch/minute; AMP Spec 109-27: ENVIRONMENTAL Thermal Shock (b) Dielectric withstanding voltage; 7.0 millischms maximum termination resistance, dry circuit for MT; and 10.0 for MTA. Subject mated connectors to 25 cycles between -55 and 85C; AMP Spec 109-22. Temperature - Humidity Cycling 1000 megohms minimum final insulation resistance, 6.0 milliohms maximum termination resistance, dry circuit for MT; and 10,0 for MTA. Subject mated connectors to 10 temperature- hurnidity cycles between 25 and 65C at 95% RHE; AMP Spec 109-23, method Ill, cond B, with iow frequency vibration and cold shock at -1L0C, material, and ambient temperature. _ Figure 1 (end) (a) Maximum rated current that can be carried by this product is limited by maximum operating temperature of housings, which is 105C, and temperature rise of contacts, which is 30C. Variables which shall be considered for each application are: wire size, comnector size, contact (b) Shall remain mated and show no evidence of cracking or chipping. AMP INCORPORATED SHEET AMP | Harrisburg, Pa. SOF Ss Loc NO REV pA! 108-1064 | 4 NAME CONNECTOR, MT/MTA, CARD EDGE AMP 1251-13 REV 7-78bu Maximum Housing Temperature O 110 7 v y #2 100 Be . Bg 90 - Maximum Connector ek 80 Limit, 105C (221F) Es 70 Ra 2 c 60 Component Recognition, oy 50 30C (54F) T-rise E + 40 5,0 amperes for #18 wire ovr H 30 gis 3 20 EZ 10 e 0 2 0 2 4 6 8 10 Current, amperes Figure 2 Terminal Temperature vs Current/Circuit 8 Circuit MTA Assembly O Maximum Housing Temperature e 119 2% 100 Pew 90 Maximum Connector f @ 80 Limit, 105C (221 F) a 6 Es 70 H 6. 60 Component Recopnition, @ E 50 30C (54F) T-rise tf , 5.0 amperes for #18 wire E + 40 ov E 30 gS 20 3 E< 10 * ed 0 = 0 2 4 6 8 10 Current, amperes Figure 3 AMP | Terminal Temperature vs Current/ AMP INCORPORATED Circuit 6 Circuit MT Assembly Harrisburg, Pa. SHEET tort ps |Al 108-1064 | "a" NAME CONNECTOR, MT/MTA, CARD EDGE AP DIAR~D REY F-T7R tlie,_ 3.6, Connector Tests and Sequences Test Group (a) Test or Examination 1 tf 2 |] 3 | 4 | 55 Test Sequence (b) Examination af Product 1 Dielectric Withstanding Voltage 4 Insulation Resistance 2,5 Termination Resistance, Specified Current Ternperature Rise vs Current Termination Resistance, Dry Circuit 1,3 1,3 1,4 Current Cycling 3 Durability 2 Thermal Shock 2 Temperature-Humidity Cycling 3 rT fs | ure {a} See Para 4.1.A. (bo) Numbers indicate sequence in which tests are performed. Figure 4 4, QUALITY ASSURANCE PROVISIONS 4,1. Qualification Testing A, Sample Selection Connector housings and contacts shall be prepared in accordance with applicable Instruction Sheets. They shall be selected at random from current production, Test group 1 shail consist of 1 connector assembly which is representative of the entire lot being tested. Test groups 2 through 5 shall consist of 4 connector assemblies per group. All wires on the MTA contacts shall be applied in accordance with AMP epecification 114-1020, Printed circuit test boards shall be fabricated as indicated in Figure 7. B. Test Sequence Qualification inspection shall be verified by testing samples as specified in Figure 4, AMP INCORPORATED SHEET AMP | Harrisburg, Pa. 5 8 OF_. Loc Rev 8 |A| 108-1064 | CONNECTOR, MT/MTA, CARD EDGE NAME AMP 1251-13 REV 7-78 iCc. Acceptance (1) Requirements put on test samples, as indicated in the requirements portion of Figure 1, exist as either the upper or lower statistical tolerance limit (95% confidence, 99%, reliability}. All samples tested in accordance with this specification shall meet the stated tolerance Limit. {2) Failures attributed to equipment, test setup, or operator deficiencies shail not disqualify the product. When product failure occurs, corrective action shall be taken and samples resubrnitted for qualification. 4.2. Quality Conformance Inspection The applicable AMP inspection plan will specify the sampling acceptable quality level to be used. Dimensional and functional requirements shall be in accordance with the applicable product drawing and this specification. AMP INCORPORATED AMP | Harrisburg, Pa. SHEET or. a A "108-1064 vA, NAME CONNECTOR, MT/MTA, CARD EDGE AMP 2783-2 REV 7-78 i.Contact Resistance Measurement Points L Ya YY ee Cog of Contact Power Supply (Ry Y Figure 5 Housing Termination Resistance Measurement Points, MT Measurement Points Termination Reatatance Connector [ Printed Circuit Board Figure 6 Termination Resistance Measurement Points, MTA CARD EDGE Power Supply AMP INCORPORATED SHEET AMP | Harrisburg, Pa. OFS pete <= en B |A| 108-1064 [a NAME CONNECTOR, MT/MTA AMP 1251-123 REV 7-78> S00 Figure 7 Printed Circuit Test Board CARD EDGE AMP INCORPORATED AMP | Harrisburg, Pa. SHEET S oF S. Loc NO REV B |A| 108-1064 |a NAME CONNECTOR, MT/MTA ant 3,200 ope he +200 it | ' 1 ty fy Ij 1 .250 | It : : Circuitry on Back Side of par Board 1 1 { | Circuitry on Front Side of 1 | la ard | | Hea 1,425 2] 3. 1 | Ref ; @ . 050 Ref 1 11 _ hat . 270 Ref poe" i ee { | 7 TT | r 7) 1 a } i iy i|! i! 1 ! ! | itl 750 315 iP HI |! to . Ts mi yo pit 2 ESO iS pee ee ! Y mat 215 | osxas: 7225 fp typ 090-4 aa 990 Typ 450 @# ] 0992 at . G75 pat .900 " beg 1, 125 m jt ], 395 Note: Printed circuit board, .062 thick, type G-10, 2 ounce copper circuitry, tin plated. AAP A7RS-27 REY F-7A