FEATURES 1N4454UR-1 • 1N4454UR-1 AVAILABLE IN JAN, JANTX, AND JANTXV PER MIL-PRF• • • • • 19500/144 SWITCHING DIODE METALLURGICALLY BONDED HERMETICALLY SEALED DOUBLE PLUG CONSTRUCTION ALSO AVAILABLE AS LL4454, CDLL4454, & MLL4454 MAXIMUM RATINGS AT 25 °C Operating Temperature: Storage Temperature: Surge Current, Sine, 1uS: Total Power Dissipation: Operating Current: -55°C to +175°C -55°C to +175°C 4.0A 500mW 200mA, TA= +25°C Derating Factor: 1.33mA/°C above TA= +25°C D.C. Reverse Voltage (VRWM): 50V DC ELECTRICAL CHARACTERISTICS VF Ambient (°C) IF mA 25 150 10 10 IR Min Max Ambient V V (°C) - 1.0 0.7 25 150 VBR V (dc) 50 50 Min Max Ambient µA µA (°C) - 0.1 100 DESIGN DATA Case: Hermetically sealed glass package per MIL- AC ELECTRICAL CHARACTERISTICS AT 25°C PRF-19500/144 DO-213AA outline Symbol Thermal Resistance (RθJEC): 100°C/W maximum Capacitance @ 0V TRR @ IF =IR=10mA, IRec = 1mA. TFR @ IF = 100mA Thermal Impedance (ZθJX): 70°C/W maximum VFR @ IF = 100mA Lead Material: Copper clad steel Lead Finish: Tin/Lead pF Min - Max 2.0 nsec - 4.0 nsec - 30 5 V(pk) Polarity: Cathode end is banded. IRELAND - GORT ROAD, ENNIS, CO. CLARE PHONE: TOLL FREE: FAX: WWW.MICROSEMI.COM +353 65 6840044 +186 62 702434 +353 65 6822298 U.S.A. DOMESTIC SALES CONTACT PHONE: TOLL FREE: (617) 926 0404 1 800 666 2999 25 -55 IR µA Min Max V V 5 10 75 75 -