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quality Silicon Hyperabrupt Junction Varactor Diode SKYWORKS SMV1247-040LF for Low Tuning Voltage VCO Applications factory
quality Silicon Hyperabrupt Junction Varactor Diode SKYWORKS SMV1247-040LF for Low Tuning Voltage VCO Applications factory

Silicon Hyperabrupt Junction Varactor Diode SKYWORKS SMV1247-040LF for Low Tuning Voltage VCO Applications

Key Attributes
Model Number: SMV1247-040LF
Product Custom Attributes
Capacitance Ratio:
10@C0.3V/C4.7V
Diode Configuration:
Independent
DC Reverse Voltage(Vr):
15V
Series Resistance (Rs):
4.6Ω
Diode Capacitance:
0.78pF@4.7V,50MHz
Mfr. Part #:
SMV1247-040LF
Package:
0402
Product Description

Product Overview

The Skyworks SMV1247-SMV1255 series are silicon hyperabrupt junction varactor diodes specifically designed for low tuning voltage Voltage Controlled Oscillators (VCOs) in high-volume commercial systems. These varactors are characterized for capacitance and resistance over temperature, offering a high capacitance ratio of 12 typical (C0.3V/C4.7V). They are rated MSL1 at 260 C and are available in various surface-mount packages.

Product Attributes

  • Brand: Skyworks Solutions, Inc.
  • Product Line: Hyperabrupt Junction Tuning Varactors
  • Compliance: Skyworks Green products are compliant with all applicable legislation and are halogen-free.
  • Moisture Sensitivity Level: MSL1 at 260 C
  • Lead Finish: Pb-free / RoHS-compliant (denoted by "LF" or Pb-free symbol). Tin/lead (Sn/Pb) packaging is not recommended for new designs.

Technical Specifications

Model CT @ 0.3 V (pF) CT @ 4.7 V (pF) CT @ 1 V (pF) CT @ 3 V (pF) CT @ 0.3 V / CT @ 4.7 V (Ratio) RS @ 3 V, 500 MHz () Q @ 3 V, 50 MHz Package Type Marking LS (nH)
SMV1247 6.5 - 7.0 0.7 - 0.78 0.95 4.4 9.5 typical 1500 6.0 SC-79, SOD-323, SOT-23, SOD-882 AH (SC-79), H (SOD-323) 0.7
SMV1248 15.0 - 17.0 1.5 - 1.70 2.60 4.7 10.8 typical 700 3.3 SC-79, SOD-323, SOT-23, SOD-882 CH (SC-79), (SOD-323) 1.5
SMV1249 28.0 - 31.0 2.6 - 2.80 3.40 5.3 11.0 typical 600 2.2 SC-79, SOD-323, SOT-23, SOD-882 EH (SC-79), EF (SOD-323), K (SOD-882) 1.5
SMV1251 38.0 - 42.0 3.4 - 3.80 5.80 4.8 11.0 typical 400 1.6 SC-79, SOD-323, SOT-23, SOD-882 FH (SC-79), EH1 (SOD-323) 1.5
SMV1253 48.0 - 53.0 4.3 - 4.80 7.80 4.7 11.0 typical 350 1.4 SC-79, SOD-323, SOT-23, SOD-882 GH (SC-79), 3 (SOD-323), EJ3 (SOD-882) 0.45
SMV1255 58.0 - 64.0 5.2 - 5.80 8.50 5.1 11.0 typical 350 1.3 SC-79, SOD-323, SOT-23, SOD-882 HH (SC-79), EK (SOD-323), EK1 (SOD-882) 1.5
Parameter Symbol Minimum Maximum Units
Reverse voltage VR 15 V
Forward current IF 20 mA
Power dissipation PDIS 250 mW
Operating temperature TOP -55 +125 C
Storage temperature TSTG -55 +150 C
Electrostatic discharge: Charged Device Model (CDM), Class 4 ESD 1000 V
Electrostatic discharge: Human Body Model (HBM), Class 1A ESD 250 V
Electrostatic discharge: Machine Model (MM), Class A ESD <50 V
Part Number CJO (pF) VJ (V) M CP (pF) RS ()
SMV1247 8.47 80 0.70 0.54 4.9
SMV1248 22.12 138 1.00 0.87 2.4
SMV1249 36.40 80 0.70 1.68 1.7
SMV1251 52.48 100 0.76 2.00 1.4
SMV1253 51.80 73.6 0.487 2.70 1.1
SMV1255 80.00 135 1.00 2.74 1.0

2411061722_SKYWORKS-SMV1247-040LF_C3272164.pdf
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