1、MIL-E- 5 07 3 9(MU) 8 August 1973 MILITARi- SPECIFICATION ELECTRONIC COMPOSENT ASSEMBLY: 11738818 I CHARGE CONTROL) This specification is approved for use by all Departments and Agencies oi the Department of Defense. 1. SCOPE 1. 1 This specification covers one type of electronic component assembly k
2、nown as Component -4sseembLy: (see 6.1). 11738818 (Charge Control) 2. APPLICABLE DOCLXENTS 2. 1 The following documents, of the issue in effect on date of invitation for bids or request for proposal, form a part of this specification to the extent specified herein. SPEC IF ICA TIONS Military MIL-F-1
3、3926 . Fire Control Materiel: General Specification Governing the Manu- facture and Inspection of MIL -I- 456 07 Inspection Equipment; Acquisition, Maintenance, and Disposition of MIL-S-45743 Soldering, Manual Type, High Re liability Elect rical, Electronic , Instrument , Communication, and Radar fo
4、r Aerospace and Control Systems , Procedure for FSC- 1240 _ THIS DOCUMENT CONTAINS PAGES. 8 Licensed by Information Handling Services_ MIL-E-50737 LE 7777706 0330424 8 MIL-E - 5073 9( MU) 8 August 1973 MIL-s -4681-1- Solder Bath Soldering of Printed Wiring Assemblies, Automatic Machine Tape STANDARD
5、S Military MIL-STD- 103 MIL-STD- 1 O9 Sampling Procedures and Tables for Inspection by Attributes Quality Assurance Terms and Definitions MIL-STD-31 O Environmenta 1 Te s t Methods DRA WINGS U. S. Army, Trankford Arsenal F1173881 b Electronic Component Assembly; 11738818 (Charge Control) PACKAGISG D
6、ATA SHEET 11738818 Packaging of Electronic Component Assembly; 11738818 (Charge Control) (Copies of specifications. standards, drawings, and packaging data sheets required by suppliers ir. connection with specific procurement functions should be obtained fror. the procuring activity or as directed b
7、y the contracting officer. ) 2 Licensed by Information Handling ServicesMIL- E - 5 O 73 9 (MU) 8 August 1973 3. REQUIREMENTS 3. 1 Fabrication, The electronic component assembly, herein referred to as the assembly, shall be manufactured in accordance with Drawing F11738818 and drawings pertaining the
8、reto. 3.2 General specification. The assembly shall meet the follow- ing requirements, where applicable, of MIL-F- 13926: a. Order of precedence b. Dimensions and tolerances c. Part identifica tion and marking d. Electrical and electronic assemblies e. Workmanship. 3.2. 1 Soldering. Soldering shall
9、be in accordance with MIL-S- 45743 or MIL-S-46844, except that bare copper wire exposure shalt be permitted at clipped ends of component leads. 3.3 Performance, Unless otherwise specified, the assembly shall meet the performance requirements of this specification at standard ambient temperatures bet
10、ween 60 degrees Fahrenheit (OF) and 90F. 3.3.1 Loads, power, signal, and interconnections. The assembly shall perform as specifvd herein when the loads, power, signal, and inter- connections of table I are applied as specified. 3.3.1.1 Low/high battery voltage charge current. With the power source (
11、item 2. 1) of table 1 applied o Pl-24 and adjusted to +24. O *2. O Volts direct current (Vdc), and with the load (item 1. 1) of table I connected, the current flowing through the specified Load shall be 200 I80 miltiamperes (mA). With the load (item 1. 1) of table I disconnected and with the load (i
12、tem 1.2) of table I connected, the current flowing through the specified Load shall be 200 *80 mA. 3.3. 1.2 Charger voltage regulation. With the power source (item 2. 1) of table I applied to Pl-24 and adjusted to +24. O *Z. O Vdc, and with the load (item 1.3) of table I connected as specified, the
13、voltage of Pl-4 shall be t43. O *4. O Vdc. P1-15 connected to Pl-16, the voltage of Pl-4 shall be t36. O *3, O Vdc. With the above conditions existing, and with 3 Licensed by Information Handling ServicesMIL-E-50737 12 H 9779706 0330426 L H MIL- E - 5 073 9 (MU) 8 August 1973 TABLE I LOADS, POWER, S
14、IGNAL, AND INTERCONNECTIONS item 1. 1.1 1.2 1.3 1.4 1.5 2. 2.1 2.2 2.3 3. 3.1 4. Cond ition s Loads Resistor Resistor Re sistor Capacitor Re sis to.r Power sources +l7 to t31 Vdc t5 Vdc -6Vdc Signal Source Voltage. source Inte rcon - ne c t ion s C ha r ac t e r ist ic s 51 ohms (Q)I5 percent 13052
15、*5 percent 3008 *5 percent 100pf *20 percent 75 Vdc working voltage 10 kQ *5 percent Ad jus table Ripple: SO. 1 Vrms Tolerance: *0.2 Vdc Ripple: S25mVp-p Tolerance: *O. 2 Vdc Ripple: 5 25MVp-p Waveform as shown in figure 1. Source imped- ance 100Q *5 percent 4 Connections Connected between the follo
16、wing pins: P1-4(+) and P1-7( -) when specified herein P1-4(+) and P1-7( -) when specified herein P1-4(t) and P1-7(-) when specified herein Pl-4(+) and PI -7(-) P1-8(t) and P1-7(-) Applied between P1-24(+) and P1-7(-) except as specified he re in. Between P1-12(+) and Pl-7(-) Between P1- 11 (-) and P
17、1-7(+) Applied to Pl-5, and Pl-6 as shown in figure 1 PI-15 and Pl-16 when s pe cif ied her ein, P1-10 and P1-7 Licensed by Information Handling Servicesr P1- 5 L MIL-E-50739 12 m r17999Ob 0430733 b m - - - - - - to.2 *0.2v MIL- E - 5 07 39 (MU) 8 August 1973 4 3. 3. 1, 3 Input voltage /charge curre
18、nt regulation. With the power source (item 2. 1) of table 1 applied to Pl -24 and adjusted to t18. O *Os 5 Vdc and then t30. O IO. 5 Vdc, and the load (item 1.2) of table I connected as specified, the current flowing through the specified load shall be 200 I80 mA for each input condition. to. 2 *o.
19、2v - 3. 3. 1.4 Charger sense voltage. With the power source (item 2. 1) of table I applied to Pl -24 and adjusted to t24. O rt2. O Vdc, and with the load (item i. 2) of table I connecte-d as specified, the voltage at P1-8 shall be equal to the voltage at Pl-4 within *l. 5 Vdc. 3. 3. 1. 5 Charge enab
20、le signal. With the power source (item 2. 1) of table I applied and adjusted to t24. O 12. O Vdc, with the load (item 1. 2) of table I connected as specified, and with P1-10 disconnected from P1-7, the current flowing through the specified load shall be O 110 mA. 5 Licensed by Information Handling S
21、ervicesMIL-E-50737 12 = 7977706 Oq30734 8 e MIL- E - 5 073 9(MU) 8 August 1973 3.3. 2 Environmental 3. 3.2.1 Storaue temperature. The assembly shall meet the require- ments of 3. 3. 1 at ambient temperature after exposure to and thermal stabilization at -80 OF and tl60 “F. 3. 3.2.2 Operating tempera
22、tures. The assembly shall meet the requirements of 3. 3. 1 while exposed to and thermally stabilized at -40F and +125OF, subsequent to which the requirements of 3.3. 1 shall be met at ambient temperature. 3. 3.2.3 Vibration, The assembly shall show no physical failure and shall meet the requirements
23、 of 3.3. 1 after being exposed to tbe follow- ing vibratory conditions: a. Amplitude: b. Vibratory motion: c. Sweep time: d. Vibration cycling: 1/64 inch, constant (1 /32 inch double amplitude) Simple ha rmonc 5 to 55 to 5 Hertz in a 5 -minute period Three linear or logarithmic sweeps applied to eac
24、h of three mutually perpendicular axes. 6 las s i- .i ca t ion 101. 102. 103, 104. 105. TABLE II FUNCTIONAL TESTS Characteristic Low/high battery voltage charge current C ha r ge r voltage regulation Input voltage /c ha r ger cur rent regula tion Charger sense voltage Charge enable signal 8 I Requir
25、ement I Test Paragraph 3.3.1.2 3.3. 1.3 4. 6. 3 4. 6. 4 3.3. 1.4 4. 6,. 5 3.3.1.5 4. 6. 6 4. 3. 2. 2 Functional tests, shall be inspected on a 100 percent basis. be conducted at the standard ambient temperature. The requirements and tests in table II All examinations and tests shall 4.4 Special samp
26、ling. The selection of samples shall be in accordance with section 7 of MIL-STD-105. 4.4.1 General. One assembly shall be selected at random by a Government representative as a control sample from each 50 produced. The control sample shall meet the requirements and tests in table III. I Licensed by
27、Information Handling ServicesMIL-E-50737 12 M 777770b 0330LI3I.1 5 MIL-E-50739(MU) 8 August 1973 TABLE III SPECIAL SAMPLING - GENERAL I Classi- f ication Control Test 301. Fabrication 302. General specification Requirement Test Paragraph 3: 1 Applicable drawings - 3.2 MI1 -F-13926 - visual visual I
28、I 4. 4, 2 Environmental. Three assemblies shall be selected at random by a Government representative as a control sample from each 50 produced or from each months production, whichever occurs first, The control samples shall meet the requirements and tests in table IV, TABLE IV SPECIAL SAMPLING - EN
29、VIRONMENTAL Classi- f ication Control Test e qu i r e m ent Test Pa r a g r a p h 303. Storage tempe rature 3.3.2.1 4. 6. 7. 1 304. Ope rating tempe ratur e 3.3.2.2 4. 6. 7. 1 305. Vibration 3.3.2.3 4. 6. 7. 2 4.4, 3 Acceptance and rejection, Rejected lots shall be screened for all defective charact
30、eristics, and resubmittancs. of rejected lofs shall he in accordance with the acceptance and rejection criteria specified in MIL-STD-105. Removal or correction of defective units 4. 5. Inspection equipment. Except as otherwise provided for by the contract, the contractor shall supply and maintain in
31、spection equipment in accordance with the applicable requirements of MIL-1-45607. tion equipment listed in table V shall be utilized in performing the tests specified her ein. The inspec- 4,5. 1 Government furnished inspection equipment. Where the con- tract provides for Government furnished inspect
32、ion equipment, supply and maintenance of inspection equipment shall be in accordance with the appli- cable requirements specified in MIL-1-45607. 9 Licensed by Information Handling Services.- MIL-E-50737 12 W 777770b 03304327 W MIL-E- 50739( MU) 8 August 1973 4. 5. 2 4. 5. 2. 1 Contractor furnished
33、inspection equipment. Government design. Unless otherwise specified in the contract, all inspection equipment specified by drawing number in specifi- cations or SQAPs forming a part of the contract shall be supplied by the contractor in accordance with applicable technical data listed in the TDP, .
34、4.5.2.2 Contractor design. The contractor shall design and supply inspection equipment compatible with the test methods and pro,eedures specified in. 4. 6 of this specification and with the component inspection procedures specified in examination and test facilities provisions of MIL-F- 13926. be wi
35、thin 10 percent of the product tolerance for which intended, this inher- ent error in the inspection equipment design must be considered as part of the pre-scribed product tolerance limit. Thus, concept, construction, materials, dimensions and tolerances used in the design of inspection equip- ment
36、shall be so selected and controlled as to insure that the inspection equipment will reliably indicate acceptability of a product which does not exceed 90 percent of the prescribed tolerance limit and permit positive rejection when non-conforming. r out in e cal i b r a t ion of in s pe c t ion e qu
37、ipm en t , Since tolerance of inspection equipment is normally considered to Construction shall be such as to facilitate 4.6 Test methods and procedures 4.6. 1 Test conditions. Unless. otherwise specified, the test con- ditions shall be in accordance with the test facilities provisions of MIL-F- 139
38、26. 4.6. 1.1 Initial conditions, Connect the loads, power source and signal source to the assembly as specified in table I. Unless otherwise specified, set the voltage of the power source specified in table I (item 2. 1) to t24. O *2. O Vdc. 10 c Licensed by Information Handling ServicesItem 1. 2. 3
39、. 4. 5. 6. MIL-E-50739(MU) 8 August 1973 TABLE V INSPECTION EQUIPMENT Nomenclature DC Power Supply DC Power. Supply DC Power Supply DC Vokmeter DC Milliammeter Oscilloscope Description O. 1 volt rms maximum t17 to 131 Vdc, adjustable Ripple: t5, O *O. 1 volts dc Ripple: 525 mVp-p Ripple: 525 mVp-p O
40、 to t50 volts; accuracy of *l percent O to 1. O ampere; accuracy: Frequency response: Input impedance: Sensitivity: 5 mV/cm Sweep time: O. 2 pcec/cm -6. O *O. 1 volts dc *3 percent DC to 50 kHz 1 megohm or greater 4.6.2 Low/high battery voltage charge current. Connect the load (items 1.1) as specifi
41、ed in table I. Pl-24 and adjust to t24. O *2, O Vdc. mine compliance with 3.3. 1. 1, and connect load (item 1.2) of table I. mine compliance with 3. 3. 1. 1. Apply the pawer source (item 2. 1) to Measure the load current to deter- Disconnect the load (item 1. 1) of table I Measure the Load current t
42、o deter- 4.6.3 Charger voltage regulation. Connect the load (item 1.3) as Measure the voltage at Pl-4 to determine compliance specified in .table I. to t24, O i-2. O Vdc. with 3.3.1.2. Maintaining the above input conditions, connect P1-15 to Pl-16. Apply the power source (item 2. 1) to P1-24 and adj
43、ust Measure the voltage at Pl-4 to determine compliance with 3.3. 12. 4. 6.4 Input voltage/charger current regulation. Connect the load (item 1. 2) as specified in table I. P1-24 and adjust to +18. O *O. 5 Vdc. mine compliance with 3. 3. 1.3. Measure load current to determine compliance with 3. 3. 1
44、,3, Apply the power source (item 2. 1) to Measure the load current to deter- Adjust power source to +30. O *O. 5 Vdc. 4.6,5 Charger sense voltage. Connect the load (item 1.2) as specified in table I. adjust to +24. O +-2. O Vdc. determine compliance with 3. 3. 1.4. Apply the power source (item 2. 1)
45、 to Pl-24 and Measure the voltage at P1-8 and P1-4 to Licensed by Information Handling ServicesMIL-E-50737 12 7777706 0330434 O = MIL-E- 50739(MU) 8 August 1973 4.6.6 Charge enable signal. Connect the load (item 1.2) as speci- fied in table I. (item 2. 1) to PI-24 and adjust to t24. O *2. O Vdc. to
46、determine compliance with 3.3.1. 5. Disconnect PI -1 O from PI -7. Apply the power source Measure the load current 4. 6. 7 Environmental tests. 4. 6. 7.1 Temperature. The test apparatus shall be in accordance with the applicable test facilities provisions of MIL-F- 13926 except that the assembly may
47、 be mounted on the inside surface of the test chamber. Perform this test in accordance with Procedure I of MIL-F-13926, with conditions C(-40F) and E(t125OF), and with the rate of temperature change during cycling not greater than 8OF per minute, operating temperatures, perform the tests of 4. 6. 2
48、through 4. h. h to deter- mine compliance with 3. 3. 2, 1 and 3, 3. 2. 2. At each of the specified 4. 6. 7.2 Vibration. Perform this test utilizing the apparatus specified in Method 514.1 of MIL-STD-81 O and in accordance with Part 1 of Procedure I therein, except that the vibratory conditions of 3.
49、3. 2.3 shall apply. Following vibration exposure, examine the assembly for structural failures, loose hardware, wire breakage, and abrasion. Perform the tests of 4.6.2 through 4.6.6 to determine compliance with 3.3.2.3, 12 Licensed by Information Handling ServicesMIL-E-50739(MU) 8 August 1973 5. PREPARATION FOR DELIVERY 5. 1 Packaging, packing, and marking. Packaging, packing, and The marking shall be in accordance with Packaging Data Sheet 11738818. u - level of protection shall be as specified in the procurement document, 6. NOTES 6.1 Intended use. The electr
