1N645-1 Solid State

FEATURES 1N645-1 AVAILABLE IN JAN, JANTX, AND JANTXV PER MIL-PRF-19500/240 1N645-1 SILICON RECTIFIER METALLURGICALLY BONDED HERMETICALLY SEALED DOUBLE PLUG CONSTRUCTION MAXIMUM RATINGS AT 25 C Operating Temperature: -65C to +175 C Storage Temperature: -65C to +175 C Surge Current A, sine 8.3mS: 5.0A Total Power Dissipation: 500mW Operating Current: 400mA, T = +25C A Operating Current: 150mA, T = +150 C A Derating Factor: 2mA/C above +25 C Derating Factor: 6mA/C above +150C D.C. Reverse Voltage (VRWM): 225V DC ELECTRICAL CHARACTERISTICS V I F R Ambient Ambient I Min Max V Min Max F R (C) mA V V (C) V (dc) A A 25 400 0.80 1.00 25 225 - 0.050 150 400 0.70 0.95 25 270(ac) - 50 -55 400 - 1.20 150 225 - 25 DESIGN DATA Case: Hermetically sealed glass package per MIL- AC ELECTRICAL CHARACTERISTICS AT 25C PRF-19500/240 DO-35 outline Symbol Min Max Lead Material: Copper clad steel Lead Finish: Tin/Lead Capacitance V = 4V Thermal Resistance (R ): 250C/W maximum pF - 20 R JL at L=.375 Thermal Impedance (Z ): 35C/W maximum JX Marking: Blue body coat, Black digits. Polarity: Cathode end is banded. IRELAND - GORT ROAD, ENNIS, CO. CLARE PHONE: +353 65 6840044 TOLL FREE: +186 62 702434 FAX: +353 65 6822298 WWW.MICROSEMI.COM U.S.A. DOMESTIC SALES CONTACT PHONE: (617) 926 0404 TOLL FREE: 1 800 666 2999