Specifications
Capacitance Ratio :
10@C0.3V/C4.7V
DC Reverse Voltage(Vr) :
15V
Diode Configuration :
Independent
Series Resistance (Rs) :
-
Diode Capacitance :
0.78pF@4.7V,50MHz
Description :
10@C0.3V/C4.7V 15V Independent 0.78pF@4.7V,50MHz SC-79 Variable Capacitance (Varicaps, Varactors) RoHS
Mfr. Part # :
SMV1247-079LF
Model Number :
SMV1247-079LF
Package :
SC-79
Description

Product Overview

The Skyworks SMV1247-SMV1255 series are silicon hyperabrupt junction varactor diodes 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 lead-free and RoHS-compliant packages.

Product Attributes

  • Brand: Skyworks Solutions, Inc.
  • Product Line: Hyperabrupt Junction Tuning Varactors
  • Certifications: Skyworks Green (compliant with applicable legislation and halogen-free)
  • Moisture Sensitivity Level: MSL1 at 260 C
  • Packaging Compliance: RoHS-compliant (Pb-free)

Technical Specifications

Absolute Maximum Ratings

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 (CDM, Class 4) ESD 1000 V
Electrostatic discharge (HBM, Class 1A) ESD 250 V
Electrostatic discharge (MM, Class A) ESD <50 V

Electrical Specifications (TOP = 25 C, Unless Otherwise Noted)

Part Number Capacitance (pF) Capacitance Ratio (Typ) RS @ 3 V, 500 MHz () Q @ 3 V, 50 MHz (Min Typ)
CT @ 0.3 V CT @ 4.7 V CT @ 0.3 V / CT @ 4.7 V CT @ 1 V / CT @ 3 V
SMV1247 6.5 - 7 0.7 - 0.78 9.5 Typ 4.6 Typ 1500 6.0
SMV1248 15.0 - 17 1.5 - 1.70 10.8 Typ 4.7 Typ 700 3.3
SMV1249 28.0 - 31 2.6 - 2.80 11.0 Typ 5.3 Typ 600 2.2
SMV1251 38.0 - 42 3.4 - 3.80 11.0 Typ 4.8 Typ 400 1.6
SMV1253 48.0 - 53 4.3 - 4.80 11.0 Typ 4.7 Typ 350 1.4
SMV1255 58.0 - 64 5.2 - 5.80 11.0 Typ 5.1 Typ 350 1.3

Capacitance vs Reverse Voltage (Table 4)

VR (V) SMV1247 (pF) SMV1248 (pF) SMV1249 (pF) SMV1251 (pF) SMV1253 (pF) SMV1255 (pF)
08.8622.6237.3553.6569.3281.21
0.56.1716.3225.8838.2350.2358.28
1.04.3712.3318.1828.0937.0743.27
1.52.969.1212.0820.1327.5731.49
2.01.886.277.2713.5519.3721.50
2.51.223.934.448.6012.3913.40
3.00.952.573.405.787.778.51
3.50.831.952.964.575.776.51
4.00.771.712.723.954.865.58
4.50.731.592.513.584.345.07
5.00.701.492.383.334.014.76
5.50.681.442.303.163.784.58
6.00.671.402.243.033.624.46
6.50.661.362.192.943.504.39
7.00.651.332.142.883.414.33
7.50.641.312.092.833.344.29
8.00.641.302.032.793.284.26

SPICE Model Parameters

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 51.8 73.6 0.487 2.7 1.1
SMV1255 80.00 135 1.00 2.74 1.0

Package Dimensions (Example: SC-79)

Refer to Figures 6-13 in the datasheet for detailed package and tape/reel dimensions for SC-79, SOD-323, SOD-882, and SOT-23 packages.


2411220203_SKYWORKS-SMV1247-079LF_C150888.pdf
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High volume commercial system varactor diode Skyworks SMV1247-079LF with hyperabrupt junction technology

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Capacitance Ratio :
10@C0.3V/C4.7V
DC Reverse Voltage(Vr) :
15V
Diode Configuration :
Independent
Series Resistance (Rs) :
-
Diode Capacitance :
0.78pF@4.7V,50MHz
Description :
10@C0.3V/C4.7V 15V Independent 0.78pF@4.7V,50MHz SC-79 Variable Capacitance (Varicaps, Varactors) RoHS
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High volume commercial system varactor diode Skyworks SMV1247-079LF with hyperabrupt junction technology

Hefei Purple Horn E-Commerce Co., Ltd.

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1 Years
anhui, hefei
Since 2009
Business Type :
Manufacturer, Distributor/Wholesaler, Agent, Importer
Employee Number :
300~500
Certification Level :
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