DATA SHEET SMV1247-SMV1255 Series: Hyperabrupt Junction Tuning Varactors Applications Low tuning voltage VCOs High-volume commercial systems Features High capacitance ratio: C0.3V/C4.7V = 12 typical Packages rated MSL1, 260 C per JEDEC J-STD-020 Skyworks Green products are compliant with all applicable legislation and are halogen-free. For additional information, refer to Skyworks Denition of Green, document number SQ04-0074. Description The SMV1247-SMV1255 group of silicon hyperabrupt junction varactor diodes is designed for use in Voltage Controlled Oscillators (VCOs) with a low tuning voltage operation. This group of varactors is characterized for capacitance and resistance over temperature. Table 1 describes the various packages and markings of the SMV1247 to SMV1255 varactors. Skyworks Solutions, Inc. Phone 781 376-3000 Fax 781 376-3100 sales skyworksinc.com www.skyworksinc.com 200061O Skyworks Proprietary Information Products and Product Information are Subject to Change Without Notice August 25, 2014 1 DATA SHEET SMV1247-SMV1255 VARACTORS Table 1. Packaging and Marking Single Single Single Common Anode Common Cathode Single SC-79 SOD-323 SOT-23 SOT-23 SOT-23 SOD-882 Green Green Green SMV1247-079LF SMV1247-011LF SMV1247-040LF Marking: Cathode Marking: GF Marking: H SMV1248-079LF SMV1248-001 Marking: Cathode Marking: BG1 SMV1248-001LF SMV1248-040LF Green Marking: 8 Marking: GG1 SMV1249-001 SMV1249-003 SMV1249-004 Marking: AF1 Marking: AF9 Marking: AF3 SMV1249-079LF SMV1249-011LF SMV1249-001LF SMV1249-003LF SMV1249-004LF SMV1249-040LF Marking: Cathode Marking: EF Green Green Green Marking: K Marking: EF1 Marking: EF9 Marking: EF3 SMV1251-004 Marking: AH3 SMV1251-079LF SMV1251-011LF SMV1251-001LF SMV1251-004LF SMV1251-040LF Marking: Cathode Marking: EH Green Green Marking: EH1 Marking: EH Marking: EH3 SMV1253-004 SMV1253-040LF Marking: AJ3 Marking: 3 SMV1253-079LF SMV1253-011LF SMV1253-004LF Marking: Cathode Marking: EJ Green Marking: EJ3 SMV1255-001 SMV1255-040LF Marking: AK1 Marking: 4 SMV1255-079LF SMV1255-011LF SMV1255-001LF SMV1255-004LF Marking: Cathode Marking: EK Green Green Marking: EK1 Marking: EK3 LS = 0.7 nH LS = 1.5 nH LS = 1.5 nH LS = 1.5 nH LS = 0.45 nH The Pb-free symbol or LF in the part number denotes a lead-free, RoHS-compliant package unless otherwise noted as Green. Tin/lead (Sn/Pb) packaging is not recommended for new designs. Package dimensions are shown in Figures 6 to 12 (even Electrical and Mechanical Specifications numbers), and tape and reel dimensions are provided in Figures 7 The absolute maximum ratings of the SMV1247-SMV1255 group to 13 (odd numbers). of varactors are provided in Table 2. Electrical specifications are provided in Table 3. Typical capacitance values are listed in Table 4. Typical performance characteristics of the SMV1247-SMV1255 varactors are illustrated in Figures 1 through 4. The SPICE model for the SMV1247-SMV1255 varactors is shown in Figure 5 and the associated model parameters are provided in Table 5. Skyworks Solutions, Inc. Phone 781 376-3000 Fax 781 376-3100 sales skyworksinc.com www.skyworksinc.com 2 August 25, 2014 Skyworks Proprietary Information Products and Product Information are Subject to Change Without Notice 200061O