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SMV1251-001 Datasheet(PDF) 2 Page - Alpha Industries |
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SMV1251-001 Datasheet(HTML) 2 Page - Alpha Industries |
2 / 4 page Hyperabrupt Tuning Varactors SMV1247–SMV1255 2 Alpha Industries, Inc. [781] 935-5150 • Fax [617] 824-4579 • Email sales@alphaind.com • www.alphaind.com Specifications subject to change without notice. 1/00A 0.1 1.0 10.0 100.0 6.0 8.0 4.0 Reverse Voltage (V) Capacitance vs. Reverse Voltage 2.0 0 SMV1253 SMV1251 SMV1249 SMV1255 SMV1248 SMV1247 -3 -2 -1 0 1 2 3 -40 -20 0 20 40 60 80 Temperature (˚C) Relative Capacitance Change vs. Temperature VR = 4 V VR = 1 V -50 -25 0 25 50 75 100 Temperature (˚C) Relative Series Resistance Change vs. Temperature @ 500 MHz -25 -20 -10 -15 -5 0 5 10 15 0 1.0 2.0 3.0 4.0 3.5 2.5 1.5 0.5 Reverse Voltage (V) Series Resistance vs. Reverse Voltage @ 500 MHz 01 2 3 4 5 SMV1247 SMV1251 SMV1253 SMV1255 SMV1248 SMV1249 Typical Performance Data CT CT CT CT CT @ 0.3 V CT @ 1 V RS @ 3 V Q Part @ 0.3 V @ 4.7 V @ 1 V @ 3 V CT @ 4.7 V CT @ 3 V 500 MHz @ 3 V Number (pF) (pF) (pF) (pF) (Ratio) (Ratio) ( Ω Ω) 50 MHz Min. Typ. Typ. Max. Typ. Typ. Min. Typ. Typ. Max. Typ. SMV1247 6.5 7 0.7 0.78 4.4 0.95 9.5 10.0 4.6 2.0 1500 SMV1248 15.0 17 1.5 1.70 12.3 2.60 10.8 12.0 4.7 1.8 700 SMV1249 28.0 31 2.6 2.80 18.2 3.40 11.0 12.1 5.3 1.5 600 SMV1251 38.0 42 3.4 3.80 28.1 5.80 11.0 12.2 4.8 1.3 400 SMV1253 48.0 53 4.3 4.80 37.0 7.80 11.0 12.3 4.7 1.2 350 SMV1255 58.0 64 5.2 5.80 43.3 8.50 11.0 12.3 5.1 1.0 350 Electrical Specifications at 25°C Reverse Voltage VR (IR = 10 µA): 15 V Reverse Current IR (VR = 12 V): 20 nA |
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