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The SMV2205-040LF is a silicon hyperabrupt junction tuning varactor diode from Skyworks Solutions, designed for wide bandwidth and low-loss applications. It operates at frequencies up to and above 2.5 GHz in wireless systems. The device features a minimum breakdown voltage of 22 V and a maximum reverse current of 50 nA at 17.6 V. Electrical specifications include a typical series inductance (LS) of 0.45 nH and a typical package capacitance (CP) of 0.075 pF. At 4.0 V, the capacitance ranges from 4.33 pF to 5.38 pF, while at 20.0 V, it drops to between 0.83 pF and 1.18 pF.
Verify component authenticity by checking case markings against official documentation. Confirm that the marking area displays 'DH1' and the cathode indicator is present. Ensure the device meets Moisture Sensitivity Level 1 (MSL1) requirements and follows proper handling instructions regarding moisture exposure after container seal breakage.
Select this model when higher initial capacitance is required compared to other members of the SMV2201-SMV2205 series. The SMV2205-040LF provides the highest capacitance range within the family, making it suitable for specific tuning ranges in VCO designs operating above 2.5 GHz.
The SMV2205-040LF belongs to the SMV2201-SMV2205 series of surface mount hyperabrupt tuning varactor diodes. These devices share identical physical dimensions, package types, and absolute maximum ratings, differing primarily in their electrical capacitance characteristics across the reverse voltage spectrum.
SMV2201-040LF, SMV2202-040LF, SMV2203-040LF, SMV2204-040LF
The typical series inductance (LS) is 0.45 nH.
The typical case marking is 'DH1', accompanied by a cathode indicator.
The maximum forward current (IF) is 20 mA.