SMVA1253-079LF Buy Now
Hyperabrupt Junction Tuning Varactor

The SMVA1253-079LF silicon hyperabrupt junction varactor diode is designed for use in voltage controlled oscillators (VCOs) with a low tuning voltage operation and is ideal for in-vehicle infotainment applications. This varactor is characterized for capacitance and resistance over temperature.


  • AEC-Q101 qualified
  • High capacitance ratio: C0.3V/C4.7V = 12 typical
  • Packages rated MSL1, 260 °C per JEDEC J-STD-020
Data Sheets SMVA1253-079LF: Hyperabrupt Junction Tuning Varactor SMVA1253_079LF_203205C.pdf (437 KB)
ProductName : SMVA1253-079LF
Package Type : SC-79
Vr Reverse Breakdown Voltage Ir = 10 µA (V) Min. : 15
Ct Total Capacitance3 Vr=1 V (pF) Typ. : 37.07
Ct Total Capacitance3 Vr=4 V (pF) Typ. : 4.86
Ct Total Capacitance3 Vr=8 V (pF) Typ. : 3.28
Ct Total Capacitance3 Vr=12 V (pF) Typ. :
Ct Total Capacitance3 Vr=20 V (pF) Typ. :
Total Capacitance Ratio Min.1 : 11
Capacitance Ratio Range (V) : 0.3 to 4.7
Rs Series Resistance Max2 (Ω) : 1.4
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