* 1N6639 thru 1N6641AVAILABLE IN JAN, PER MIL-PRF-19500/609 1N6639 JANTX, JANTXV, AND JANS 1N6640 * SWITCHING DIODES * NON-CAVITY GLASS PACKAGE 1N6641 * METALLURGICALLY BONDED MAXIMUM RATINGS 0.056/0.075 1.42/1.91 Operating Temperature: -65C to +175C Storage Temperature: -65C to +175C Operating Current: 300 mA Derating: 3 mA/C Above TL = +75C@ = L = 3/8" Surge Current: IFSM = 2.5A, Pw = 8.3ms POLARITY BAND (CATHODE) 0.140/0.180 3.55/4.57 1.00 25.4 0.018/0.022 0.46/0.56 ELECTRICAL CHARACTERISTICS @ 25C, unless otherwise speci1/2ed. TYPES 1N6639 1N6640 1N6641 V BRR @ 10 A V RWM I R1 @ TA = +25C VR = V RWM I R2 @ TA = +150C VR = V RWM T FR IF = 200 mA T RR CT VR=0 V(PK) MIN V(PK) nA dc A dc ns ns pF 100 75 75 75 50 50 100 100 100 100 100 100 10 10 10 4.0 4.0 5.0 2.5 2.5 3.0 FIGURE 1 DESIGN DATA CASE: Hermetically sealed, "D" Body per MIL-PRF- 19500/609. D-5D FORWARD VOLTAGE: VF TYPES 1N6639 1N6640 1N6641 @ V dC LEAD MATERIAL: Copper clad steel IF mA MIN MAX (PULSED) - 1.20 500 0.54 0.62 1 0.76 0.86 50 0.82 0.92 100 0.87 1.00 200 - 1.10 200 LEAD FINISH: Tin / Lead THERMAL RESISTANCE: (ROJL): 160 C/W maximum at L = .375 THERMAL IMPEDANCE: (ZOJX): 25 C/W maximum POLARITY: Cathode end is banded. MOUNTING POSITION: Any 6 LAKE STREET, LAWRENCE, MASSACHUSETTS 01841 PHONE (978) 620-2600 FAX (781) 689-0803 WEBSITE: http://www.microsemi.com 77 IN6639 thru IN6641 1000 C 1 -65C 25 C 100 0C 10 15 IF - Forward Current - (mA) 100 0.1 .2 .3 .4 .5 .6 .7 .8 .9 VF - Forward Voltage (V) 1.0 1.1 1.2 FIGURE 2 Typical Forward Current vs Forward Voltage 1000 100 IR - Reverse Current - (A) 150C 10 C 100 1 0.1 25C .01 -65C .001 20 40 60 80 100 120 140 Percent of Reverse Working Voltage (%) 78 FIGURE 3 Typical Reverse Current vs Reverse Voltage NOTE : All temperatures shown on graphs are junction temperatures