Low noise voltage controlled oscillator varactor diode SKYWORKS SMV1220-079LF with RoHS compliant lead finish
Skyworks SMV1220-079LF: Hyperabrupt Junction Tuning Varactor
Product Overview
The Skyworks SMV1220-079LF is a silicon hyperabrupt junction varactor diode engineered for battery-powered applications. It features a high-capacitance ratio and low-series resistance, making it ideal for low phase-noise Voltage-Controlled Oscillators (VCOs) operating at frequencies up to and exceeding 2.5 GHz. This varactor is suitable for low-noise and wideband UHF and VHF VCOs in wireless systems, including GSM, PCS, CDMA, and analog phones.
Product Attributes
- Brand: Skyworks Solutions, Inc.
- Product Line: Hyperabrupt Junction Tuning Varactor
- Cross Reference: Renesas HVC365
- Package: Ultrasmall SC-79
- Moisture Sensitivity Level (MSL): MSL1
- Soldering Temperature: 260 C per JEDEC J-STD-020
- Certifications: Skyworks Green (compliant with applicable legislation and halogen-free)
- Packaging Type: Single SC-79
- Marking: Cathode and KA
- Lead Finish: Pb-free (indicated by "LF" in part number), RoHS-compliant
Technical Specifications
| Parameter | Symbol | Test Condition | Minimum | Typical | Maximum | Units |
|---|---|---|---|---|---|---|
| Absolute Maximum Ratings | ||||||
| Reverse voltage | VR | 20 | V | |||
| Forward current | IF | 20 | mA | |||
| Power dissipation | PDIS | 250 | mW | |||
| Operating temperature | TOP | -55 | 125 | C | ||
| Storage temperature | TSTG | -55 | 150 | C | ||
| Electrical Specifications | ||||||
| Reverse current | IR | VR = 16 V | 10 | nA | ||
| Capacitance | CT | f = 1 MHz, VR = 1 V | 27.30 | 28.25 | pF | |
| f = 1 MHz, VR = 4 V | 6.05 | 7.55 | pF | |||
| Capacitance ratio | CTR | CT @ 1 V / CT @ 4 V | 3.0 | 4.0 | ||
| Series resistance | RS | f = 470 MHz, VR = 4 V | 0.50 | 0.65 | ||
| Breakdown voltage | VBR | IR = 10 A | 20 | V | ||
| SPICE Model Parameters | ||||||
| CJO (pF) | 48.43 | |||||
| VJ (V) | 13 | |||||
| M | 9 | |||||
| CP (pF) | 3.2 | |||||
| RS () | 0.52 | |||||
| LS (nH) | 0.70 | |||||
Package Dimensions (SC-79)
Refer to Figure 3 in the provided documentation for detailed SC-79 package dimensions.
Tape and Reel Dimensions (SC-79)
Standard reel size: 7 inches. Standard reel quantity: 3000 pcs. Refer to Figure 4 in the provided documentation for detailed SC-79 tape and reel dimensions.
2410301828_SKYWORKS-SMV1220-079LF_C17370636.pdf
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