• 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: -65°C to +175°C Storage Temperature: -65°C to +175°C Operating Current: 300 mA Derating: 3 mA/°C Above TL = +75°C@ = 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 @ 25°C, unless otherwise speci½ed. TYPES 1N6639 1N6640 1N6641 V BRR @ 10 µA V RWM I R1 @ TA = +25°C VR = V RWM I R2 @ TA = +150°C VR = V RWM T FR IF = 200 mA T RR CT VR=0 V(PK) MIN V(PK) nA dc µA 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 ºC 1 -65ºC 25º C 100 0ºC 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 - (µA) 150ºC 10 C 100º 1 0.1 25ºC .01 -65ºC .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