SMV1263 Series

Hyperabrupt Junction Tuning Varactors


The SMV1263 series of silicon hyperabrupt junction varactor diodes are designed for 3 V platforms. The high capacitance ratio and low series resistance of these varactors make them attractive for low phase noise Voltage Controlled Oscillators (VCOs) in wireless systems up to and over 2.5 GHz.

SMV1263 Series includes SMV1263-040LF, SMV1263-074LF and SMV1263-079LF.

Specifications

Package Type SC-70, SC-79, SOD-882
Vr Reverse Breakdown Voltage Ir = 10 µA (V) Min.20
Ct Total Capacitance3 Vr=1 V (pF) Typ.5.11
Ct Total Capacitance3 Vr=4 V (pF) Typ.1.54
Ct Total Capacitance3 Vr=8 V (pF) Typ.
Ct Total Capacitance3 Vr=12 V (pF) Typ.
Ct Total Capacitance3 Vr=20 V (pF) Typ.
Total Capacitance Ratio Min.12.3
Capacitance Ratio Range (V)0.5 to 2.5
Rs Series Resistance Max2 (Ω)1.2

Features

  • High capacitance ratio at low reverse voltage
  • Packages rated MSL1, 260 °C per JEDEC J-STD-020

Product Documents