1N6643US

1N6638US,1N6642US, 1N6643US AVAILABLE IN JAN, JANTX, JANTXV AND JANS PER MIL-PRF-19500/578 1N6638U,1N6642U, 1N6643U AVAILABLE IN JAN, JANTX, JANTXV AND JANS PER MIL-PRF-19500/578 SWITCHING DIODES NON-CAVITY GLASS PACKAGE METALLURGICALLY BONDED 1N6638U & US 1N6642U & US 1N6643U & US MAXIMUM RATINGS Operating Temperature: -65°C to +175°C Storage Temperature: -65°C to +175°C Operating Current: 300 mA Derating: 4.6 mA/°C Above TEC = + 110°C Surge Current: IFSM = 2.5A, half sine wave, Pw = 8.3ms ELECTRICAL CHARACTERISTICS @ 25°C, unless otherwise specified. V BR TYPES @ IR =100 µA V RWM V F1 IFM =10 mA (Pulsed) V (pk) 1N6638U & US 1N6642U & US 1N6643U & US 150 100 75 V (pk) 125 75 50 V dc 0.8 1.0 1.0 V dc 1.1 1.2 1.2 (Pulsed) mA 200 100 100 V F2 @ I F2 tfr IF =50 mA ns 20 20 20 trr IR = 10 mA IF = 10 mA IREC = 1 mA ns 4.5 5.0 6.0 DIM D F G S MILLIMETERS MIN MAX 1.78 2.16 0.48 0.71 4.19 4.95 0.08MIN. INCHES MIN MAX 0.070 0.085 0.019 0.028 0.165 0.195 0.003MIN. FIGURE 1 DESIGN DATA CASE: D-5D, Hermetically sealed glass case, per MIL-PRF- 19500/578 LEAD FINISH: Tin / Lead I R1 TYPES VR = 20 V nA dc I R2 @V R = V RWM µA dc I R3 V R = 20 V TA = 150°C µA dc I R4 V R = V RWM TA = 150°C µA dc C T1 VR= 0V pF C T2 VR= 1.5V pF THERMAL RESISTANCE: (ROJEC): 50 °C/W maximum at L = 0 THERMAL IMPEDANCE: (ZOJX): 25 °C/W maximum POLARITY: Cathode end is banded. 1N6638U & US 1N6642U & US 1N6643U & US 35 25 50 0.5 0.5 0.5 50 50 75 100 100 160 2.5 5.0 5.0 2.0 2.8 2.8 M...