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GENERAL PURPOSE ABRUPT VARACTOR DIODES
1N5139 - 1N5148 1N5139A - 1N5148A
PART CAPACITANCE @ 4 Vdc CAPACITANCE RATIO MIN QUALITY FACTOR NUMBER pF C•4V / C•60V Q @ 4 Vdc MIN NOM MAX MIN f = 50 MHz 1N5139 6.12 6.8 7.48 2.7 350 ♦ 1N5139A 6.46 6.8 7.14 2.7 350 1N5140 9.0 10.0 11.0 2.8 300 ♦ 1N5140A 9.5 10.0 10.5 2.8 300 1N5141 10.8 12.0 13.2 2.8 300 ♦ 1N5141A 11.4 12.0 12.6 2.8 300 1N5142 13.5 15.0 16.5 2.8 250 ♦ 1N5142A 14.3 15.0 15.7 2.8 250 1N5143 16.2 18.0 19.8 2.8 250 ♦ 1N5143A 17.1 18.0 18.9 2.8 250 1N5144 19.8 22.0 24.2 3.2 200 ♦ 1N5144A 20.9 22.0 23.1 3.2 200 1N5145 24.3 27.0 29.7 3.2 200 ♦ 1N5145A 25.7 27.0 28.3 3.2 200 1N5146 29.7 33.0 36.3 3.2 200 ♦ 1N5146A 31.4 33.0 34.6 3.2 200 1N5147 36.1 39.0 42.9 3.2 200 ♦ 1N5147A 37.1 39.0 40.9 3.2 200 1N5148 42.3 47.0 51.7 3.2 200
♦ 1N5148A 44.7 47.0 49.3 3.2 200
Package Style DO-7 DC Power Dissipation (Pd) 400 mW Forward Current (If) 250 mA Min Reverse Breakdown Voltage (Bvr) @ Ir = 10 µAdc 65 Vdc Max Reverse Current (IR) @ Vr = 55 Vdc 20 nAdc Max Reverse Current (IR2) @ Vr = 55 Vdc; Ta = 150°C 20 µAdc Temp Coefficient of Capacitance @ Vr=4 Vdc; Ta -40 to +85°C .03%/°C
Operating Temperature Range (Topr) -65 to + 175°C Storage Temperature Range (Tstg) -65 to + 200°C Voltage Tolerance: Standard Device ±10% Suffix A ± 5%
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