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1、BRITISH STANDARD CONFIRMED NOVEMBER 1986 BS 9300 C667-668 ISSUE 1 AUGUST 1971 Electronic parts of assessed quality Silicon avalance rectifier diode Licensed Copy: London South Bank University, London South Bank University, Fri Dec 08 03:59:03 GMT+00:00 2006, Uncontrolled Copy, (c) BSI BS 9300 C667-6
2、68 ISSUE 1 AUGUST 1971 BSI 04-2000 ISBN 0 580 34383 9 A British Standard does not purport to include all the necessary provisions of a contract. Users of British Standards are responsible for their correct application. Compliance with a British Standard does not of itself confer immunity from legal
3、obligations. Summary of pages This document comprises a front cover, an inside front cover, pages i and ii, pages 1 to 11 and a back cover. This standard has been updated (see copyright date) and may have had amendments incorporated. This will be indicated in the amendment table on the inside front
4、cover. Amendments issued since publication Amd. No.DateComments Licensed Copy: London South Bank University, London South Bank University, Fri Dec 08 03:59:03 GMT+00:00 2006, Uncontrolled Copy, (c) BSI BS 9300 C667-668 ISSUE 1 AUGUST 1971 BSI 04-2000i Contents Page Figure 1 Derating curve7 Figure 2
5、Avalanche voltage test circuit7 Table 1 Group A Inspection3 Table 2 Group B Inspection4 Table 3 Group C Inspection6 Licensed Copy: London South Bank University, London South Bank University, Fri Dec 08 03:59:03 GMT+00:00 2006, Uncontrolled Copy, (c) BSI BS 9300 C667-668 ISSUE 1 AUGUST 1971 ii BSI 04
6、-2000 1. Specifications CV7667-CV7668 Issue 1 dated 12 November 1965 with their existing amendments which are reproduced below are hereby adopted as BS 9300 C667-668. 2. Devices inspected, released and supplied to this specification shall be marked CV7667-CV7668, as appropriate, and, where applicabl
7、e with the letters KB. 3 The references to “Military specification”, “Commercial equivalents”, “Reliability assurance provisions” or requirements and “Preparation for delivery” shall be disregarded. 4. In the Groups A, B and C inspection tables the references in the “K1007/NATO Ref” column shall be
8、superseded by the appropriate reference given in BS 9300 Appendix C (Tables 1 to 5 inclusive). 5. Additional requirements not covered by BS 9300 Appendix C are: 6. Published amendments (consolidated). Page 2. NATO Stock Number. Against each CV type number, delete “5960” and substitute “5961”. Page 3
9、. Group A. Subgroup 2, Avalanche voltage test. Add BS 3900 Method 1511. Page 6. Group C, Subgroup 1. Delete the word “Omitted” and insert the following test: Non-repetitive peak power, PRSM, BS 9300 Method 1510. In “Specific Conditions” column add: “PRSM= 1 500 W, tav= 100 4S, Tamb= 25 C. A sinusoid
10、al pulse with base width of 100 4S may be used.” Delete Note 2. In appropriate columns add Inspection Level S-3, AQL 4.0 %. Page 2. Packaging. Add the following sentence: “The pack shall contain the necessary nut and washer”. Page 3. Group A. Subgroup 2, Avalanche voltage, Under “Specific conditions
11、” delete “Note 2” and substitute “IR= 500 4A, (sinewave test).” Page 7. Delete Figure 2. Licensed Copy: London South Bank University, London South Bank University, Fri Dec 08 03:59:03 GMT+00:00 2006, Uncontrolled Copy, (c) BSI K1007/CV7667-7668 Issue 1 12th November 1965 BSI 04-20001 Military specif
12、ication CV7667-68 Semiconductor device, diode Absolute Maximum Ratings: Primary Electrical Characteristics: Requirements: Quality Assurance Prevision: Description: This specification covers the detail requirements for a Silicon Avalanche Rectifier Diode and is in accordance with K1007. Issue 3. exce
13、pt as otherwise stated. Mechanical Dimensions and Outline:K1007 Section B 10.3.3.2 Polarity:CV7667Stud is Anode CV7668Stud is Cathode Rating VRWMVRRMVRDMIOIFSTstgshockVibration UnitVVVAACgg Min 55 Max1 0001 2001 00010.0200+ 1501 50020 NotesA,EF,JG,JBC,HD Notes:Afrom 55 C to + 150 C BAt 125 C. See de
14、rating curve. Figure 1 Page 7. CSee Surge rating curves. DDuration 0.5 ms. EVRWM= Working Peak Reverse Voltage FVRRM= Recurrent Peak Reverse Voltage GVRDM= Max. Reverse d.c. HIFS= Forward Transit (Surge) Current. JAt 2 C only CharacteristicsVRAVFIIR UnitVVuAuA Min.1 250 Max.1.2501 000 TC252525100 IF
15、A10.0 VRV1 0001 000 NoteK,L NOTEK. For Avalanche voltage test see Note 2. Page 6. and Figure 2. Page 7. L. VRA= Avalanche Reverse Voltage Reliability Assurance Requirements: Under discussion. Marking: The device shall be marked as K1007 Section B. 1.3.4 as space permits, 1.3.4.1 a) and b) being the
16、minimum requirements any remaining marking shall be on the packing. Destructive Tests:The tests listed in Table 2, Group B Inspection, Sub Groups, 2, 3 and 4 and Table 3, Group C Inspection, Sub Group 2 are considered destructive. Group C Inspection: This inspection shall be conducted on the initial
17、 lot, and thereafter every ninety days or every fifth lot, whichever occurs first. Licensed Copy: London South Bank University, London South Bank University, Fri Dec 08 03:59:03 GMT+00:00 2006, Uncontrolled Copy, (c) BSI K1007/CV7667-7668 Issue 1 12th November 1965 2 BSI 04-2000 Preparation for Deli
18、very: This specification has been prepared by and the Qualification Approval Authority is: Royal Radar Establishment, Great Malvern, Worcestershire, England. Packaging:The device shall be packed according to K1007, Issue 3. Section A. 1.2 c). NATO Stock Number:CV7667 = 5960-99-037-4398 CV7668 = 5960
19、-99-037-4399 Licensed Copy: London South Bank University, London South Bank University, Fri Dec 08 03:59:03 GMT+00:00 2006, Uncontrolled Copy, (c) BSI K1007/CV7667-7668 Issue 1 12th November 1965 BSI 04-20003 Table 1 Group A Inspection Examination or Test Test conditions AQL % Insp. Level Symbol Lim
20、its Units K1007/NATO Ref.Specific ConditionsMin.Max. SUB GROUP 1 Visual and Mechanical Inspection SUB GROUP 2 Avalanche Voltage Reverse Current (1) Forward Voltage SUB GROUP 3 Reverse Current (2) 5.1. 8A.2.2 8A.3.2 8A.2.2 Note 2 VR= 1 000 V IF= 10 A Tamb= 100 C VR= 1 000 V 0.65 0.65 2.5 I II I VRA I
21、R VF IR 1 250 50 1.2 1 000 V 4A V 4A Licensed Copy: London South Bank University, London South Bank University, Fri Dec 08 03:59:03 GMT+00:00 2006, Uncontrolled Copy, (c) BSI K1007/CV7667-7668 Issue 1 12th November 1965 4 BSI 04-2000 Table 2 Group B Inspection See Page 1 Quality Assurance Provisions
22、, Destructive Tests Examination or Test Test conditions AQL % Insp. Level Symbol Limits Units K1007/NATO Ref.Specific ConditionsMin.Max. SUB GROUP 1 Physical Dimensions SUB GROUP 2 Solderability Temperature Cycling Moisture Resistance SUB GROUP 3 Vibration Fatigue SUB GROUP 4 Torque test SUB GROUP 5
23、 Omitted SUB GROUP 6 Omitted SUB GROUP 7 High Temperature Life 5.1.2 5.13 5.5 5.3 5.15 5.12.1 6.2.1 6.6.1.2.1. According to 10.3.3.2 55 C to + 150 C 15 lbs. ins. Tstg= 150 C Duration = 1 000 hrs. 6.5 4.0 4.0 4.0 4.0 S4 S4 S4 S4 I Note 1 Licensed Copy: London South Bank University, London South Bank
24、University, Fri Dec 08 03:59:03 GMT+00:00 2006, Uncontrolled Copy, (c) BSI K1007/CV7667-7668 Issue 1 12th November 1965 BSI 04-20005 Table 2 Group B Inspection Examination or Test Test conditions AQL % Insp. Level Symbol Limits Units K1007/NATO Ref.Specific ConditionsMin.Max. SUB GROUP 8 Operating L
25、ife Post Test End Points for Sub groups 2, 3, 7 and 8 Forward Voltage Reverse Current (2) 6.3 6.3.3.1 6.3.3.2 or 6.6.1.2 8A.3.2 8A.2.2 Duration 1 000 hours f = 50 c/s. P.I.V. = 1 000 V Tstud= any temperature between 125 C and 150 C IF not less than the value corresponding to the chosen ambient tempe
26、rature according to the derating curve. IF= 10.0 A VR= 1 000 V. Tamb= 100 C 4.0S4 VF IR 1.3 2 000 V 4A Licensed Copy: London South Bank University, London South Bank University, Fri Dec 08 03:59:03 GMT+00:00 2006, Uncontrolled Copy, (c) BSI K1007/CV7667-7668 Issue 1 12th November 1965 6 BSI 04-2000
27、Table 3 Group C Inspection See Page 1 Quality Assurance Provisions Examination or Test Test conditions AQL % Insp. Level Symbol Limits Units K1007/NATO Ref. Specific ConditionsMin.Max. SUB GROUP 1 Omitted SUB GROUP 2 Shook Post Test End Points As for group B, Sub Groups 2, 3, 7 & 8 5.17.1Non-operati
28、ng. 5 blows in each of three mutually perpendicular directions. 6.5IA NOTE 1The maximum sample size will be 125 NOTE 2Avalanche Voltage Test. At 25 C a one pulse transient voltage derived from a similar circuit to the one shown in Figure 2. Page 7 shall be applied to the diode in the reverse directi
29、on. The values of the circuit components shall be such that a 1 250 Avalanche rectifier passes 1 200 mA peak in the reverse direction. The current pulse is sinusoidal with a base width of 100 4Seconds. The device must survive this test. Licensed Copy: London South Bank University, London South Bank
30、University, Fri Dec 08 03:59:03 GMT+00:00 2006, Uncontrolled Copy, (c) BSI K1007/CV7667-7668 Issue 1 12th November 1965 BSI 04-20007 Figure 1 Derating curve Figure 2 Avalanche voltage test circuit Licensed Copy: London South Bank University, London South Bank University, Fri Dec 08 03:59:03 GMT+00:0
31、0 2006, Uncontrolled Copy, (c) BSI K1007/CV7667-7668 Issue 1 12th November 1965 8 BSI 04-2000 Licensed Copy: London South Bank University, London South Bank University, Fri Dec 08 03:59:03 GMT+00:00 2006, Uncontrolled Copy, (c) BSI K1007/CV7667-7668 Issue 1 12th November 1965 BSI 04-20009 Licensed C
32、opy: London South Bank University, London South Bank University, Fri Dec 08 03:59:03 GMT+00:00 2006, Uncontrolled Copy, (c) BSI K1007/CV7667-7668 Issue 1 12th November 1965 10 BSI 04-2000 Licensed Copy: London South Bank University, London South Bank University, Fri Dec 08 03:59:03 GMT+00:00 2006, U
33、ncontrolled Copy, (c) BSI K1007/CV7667-7668 Issue 1 12th November 1965 BSI 04-200011 Licensed Copy: London South Bank University, London South Bank University, Fri Dec 08 03:59:03 GMT+00:00 2006, Uncontrolled Copy, (c) BSI BS 9300 C667-668 ISSUE 1 AUGUST 1971 BSI 389 Chiswick High Road London W4 4AL
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