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| TVR-20 HIGH VOLTAGE FAST RECOVERY SILICON DIODE FOR CRT APPLICATIONS TYPE - TVR20 This high voltage fast recovery diode was developed for assembly or encapsulation and is intended primarily for use as a building block in the assembly of high voltage circuits for black / white TV and similar service. ABSOLUTE MAXIMUM RATINGS Peak Reverse Voltage - Repetitive VRWM max. IF(AV)max. IFRM max. TA TSTG 20,000 Volts 10 mA 200 mA +100 oC -55 oC to +150 oC * * Average Forward Current Peak Forward Current - Repetitive ** Operating Temperature Storage Temperature Range * Pulse rectifier service -TV deflection system, duty cycle approximately 15% of one horizontal cycle Approximately 10 sec at a repetition rate of 15,750 Hz ** See Figure 2 (over) ELECTRICAL CHARACTERISTICS (@ TA =25 o C, Unless Otherwise indicated.) Forward Voltage VF @ IF =5mA 30V max. 1uA max. 10uA max. 100 nanosec max. 3A * * Reverse Current IR @ VR =20KV Reverse Current @ TA= 100 oC, IR @ VR =20KV Reverse Recovery time (Fig.3) t rr Max. Surge Current * Tested in suitable dielectric medium EDI reserves the right to change these specifications at any time without notice. TVR -20 FIG.1 TYPICAL APPLIED VOLTAGE 63.5 FIG.2 TYPICAL OPERATING CIRCUIT S 2500pF RL DC OUT AC AXIS OVERSHOOT TV FLYBACK XFMR VRM=DC OUT + OVERSHOOT FIG.3 REVERSE RECOVERY TEST METHOD 1000 NI 0.1 PULSE * GENERATOR 50 NI SCOPE I F=2MA I RR=1MA I R=5MA D.U.T. Trr + CIRCUIT WAVE FORMS *PULSE GENERATOR HP 214 A OR EQUIV. PULSE WIDTH 1 S REP.RATE 10 HKZ FIG.4 MECHANICAL OUTLINE A LEAD DIA. D B C MIN. A B C D INCHES .020 1.5 0.5 0.2 35 MM 0.5 1 38.1 12.7 5.9 7 Notes: 1.molding material rated UL94V-0 2.max.lead temperature for soldering, 1/8 from body,10seconds @260 OC ELECTRONIC DEVICES, INC. DESIGNERS AND MANUFACTURERS OF SOLID STATE DEVICES SINCE 1951. 21 GRAY OAKS AVENUE * YONKERS. NEW YORK 10710 914-965-4400 * FAX 914-965-5531 * 1-800-678-0828 Ee-mail:sales@edidiodes.com * Wwebsite:http:// www.edidiodes.com |
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