FEATURES 1N4454UR-1 AVAILABLE IN JAN, JANTX, AND JANTXV PER MIL-PRF- 19500/144 1N4454UR-1 SWITCHING DIODE METALLURGICALLY BONDED HERMETICALLY SEALED DOUBLE PLUG CONSTRUCTION ALSO AVAILABLE AS LL4454, CDLL4454, & MLL4454 MAXIMUM RATINGS AT 25 C Operating Temperature: -55C to +175 C Storage Temperature: -55C to +175 C Surge Current, Sine, 1uS: 4.0A Total Power Dissipation: 500mW Operating Current: 200mA, T = +25C A Derating Factor: 1.33mA/C above T = +25C A D.C. Reverse Voltage (VRWM): 50V DC ELECTRICAL CHARACTERISTICS V I V F R BR Ambient Ambient Ambient I Min Max Min Max I Min Max F R (C) mA V V (C) V (dc) A A (C) A V V 25 10 - 1.0 25 50 - 0.1 25 5 75 - 150 10 - 0.7 150 50 - 100 -55 10 75 - DESIGN DATA Case: Hermetica lly sealed glass package per MIL- AC ELECTRICAL CHARACTERISTICS AT 25C PRF-19500/144 DO-213AA outline Symbol Min Max Capacitance 0V pF Lead Material: Copper clad steel - 2.0 T I =I =10mA, RR F R Lead Finish: Tin/Lead nsec - 4.0 I = 1mA. Rec Thermal Resistance (R ): 100C/W maximum JEC T IF = 100mA nsec - 30 FR Thermal Impedance (Z ): 70C/W maximum V IF = 100mA V(pk) JX - 5 FR 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