DLA MIL-PRF-1 781 F-2013 ELECTRON TUBE THYRATRON TYPE 6D4.pdf
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1、 MIL-PRF-1/781F 29 May 2013 SUPERSEDING MIL-PRF-1/781E 1 May 2007 PERFORMANCE SPECIFICATION SHEET ELECTRON TUBE, THYRATRON TYPE 6D4 This specification is approved for use by all Departments and Agencies of the Department of Defense. The requirement for acquiring the electron tube described herein sh
2、all consist of this specification and MIL-PRF-1. DESCRIPTION: Triode, noise generator. Mounting position: Any. Weight: 0.3 ounce (8.5 grams) nominal. Base: E7-1 (EIA). Envelope: T5-1/2 (5-2). Pin connections: Pin no.: - - - 1 2 3 4 5 6 7 Element: - - - g nc h h k nc a ABSOLUTE RATINGS: Parameter: Ef
3、 Ebb epx epv Ib ib tk Ec1 Unit: V V dc v v mA dc a sec V dc Maximum: 6.93 250 350 350 25 0.110 - -150 Minimum: 5.67 - - - - - 30 - Test conditions: 6.3 125 - - - - - - ABSOLUTE RATINGS: Parameter: Rhk Rg Rp Rk Ehk Du TA Unit: Meg Meg Ohms Ohms V % C Maximum: - - - - -110 0.75 +90 Minimum: - - - - -
4、- -55 Test conditions: 1.0 0.5 650 4,000 - - - _ GENERAL: Qualification - Not required. This specification sheet uses accept on zero defect sampling in accordance with MIL-PRF-1, table III. AMSC N/A FSC 5960 INCH-POUND INACTIVE FOR NEW DESIGN AFTER 30 APRIL 1997. Provided by IHSNot for ResaleNo repr
5、oduction or networking permitted without license from IHS-,-,-MIL-PRF-1/781F 2 TABLE I. Requirements or tests. Requirement or test MIL-STD-1311 method Notes Conditions Symbol Limits Unit Min Max Conformance inspection, part 1 Grid-cathode voltage Heater current Critical grid voltage for conduction (
6、1) Voltage drop - - - 3241 3201 3204 1 - - - 4 - - - Ec = -20 V dc; Rhk = 0 Rb/Ib = 100 mA dc Egk If Ec Etd - - - 230 -11.0 - - - 2.0 270 -14.0 18 V dc mA V dc V dc Conformance inspection, part 2 Heater-cathode leakage Critical grid voltage for conduction (2) Critical grid voltage for conduction (3)
7、 Noise output (1) Noise output (2) 1336 3201 3201 - - - - - - - - - - - - - - 2 3 Ehk = -100 V dc Ebb = 50 V dc Ebb = 300 V dc Ebb = 300 V dc; Rg = 0; Rp = 56,000 ohms Ebb = 250 V dc; Rg = Rk = 0; Rp = 0.33 Meg Ihk Ec Ec - - - Output - -5.0 -21 - - - 10 15 -7.0 -31 - - - - - - A dc V dc V dc - - - v
8、 Conformance inspection, part 3 Life test Life-test end points: Critical grid voltage for conduction (1) Noise output (2) Low-frequency vibration - - - - - - 3201 - - - 1031 - - - - - - 3 5 Group A; Ebb = 250 V dc; Ec = -20 V dc; Rp = 5,000 ohms; Rhk = disconnected; Ehk = 110 V; t = 500 hours No vol
9、tages applied - - - Ec Output - - - - - - -9.5 9.0 - - - - - - -15.5 - - - - - - - - - V dc v - - - See footnotes at top of next page. Provided by IHSNot for ResaleNo reproduction or networking permitted without license from IHS-,-,-MIL-PRF-1/781F 3 TABLE I. Requirements or tests - Continued. NOTES:
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