High Capacitance Ratio Varactor Diode SKYWORKS SMV1253-079LF Designed for Low Voltage Tuning in VCOs
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Product Description
Product Overview
The Skyworks SMV1247-SMV1255 series comprises silicon hyperabrupt junction varactor diodes specifically engineered for Voltage Controlled Oscillators (VCOs) requiring low tuning voltage operation. These varactors are characterized for capacitance and resistance across temperature, offering a high capacitance ratio of 12 typical (C0.3V/C4.7V). Designed for high-volume commercial systems, they are rated MSL1, 260 C per JEDEC J-STD-020 and are available in various package types.
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
- Soldering Compatibility: Suitable for lead or lead-free soldering.
Technical Specifications
| Model | CT @ 0.3 V (pF) | CT @ 4.7 V (pF) | CT @ 1 V (pF) | CT @ 3 V (pF) | Capacitance Ratio (C0.3V / C4.7V) | RS @ 3 V, 500 MHz () | Q @ 3 V, 50 MHz | Package Type | Marking | LS (nH) |
|---|---|---|---|---|---|---|---|---|---|---|
| SMV1247 | 6.5 - 7 | 0.7 - 0.78 | 4.4 | 0.95 | 9.5 - 10.0 | 4.6 - 6.0 | 1500 | SC-79, SOD-323, SOT-23, SOD-882 | AH, H | 0.7 |
| SMV1248 | 15.0 - 17 | 1.5 - 1.70 | 12.3 | 2.60 | 10.8 - 12.0 | 4.7 - 3.3 | 700 | SC-79, SOD-323, SOT-23, SOD-882 | CH, H | 1.5 |
| SMV1249 | 28.0 - 31 | 2.6 - 2.80 | 18.2 | 3.40 | 11.0 - 12.1 | 5.3 - 2.2 | 600 | SC-79, SOD-323, SOT-23, SOD-882 | EH, EF, K | 1.5 |
| SMV1251 | 38.0 - 42 | 3.4 - 3.80 | 28.1 | 5.80 | 11.0 - 12.2 | 4.8 - 1.6 | 400 | SC-79, SOD-323, SOT-23, SOD-882 | FH, EH1 | 0.45 |
| SMV1253 | 48.0 - 53 | 4.3 - 4.80 | 37.0 | 7.80 | 11.0 - 12.3 | 4.7 - 1.4 | 350 | SC-79, SOD-323, SOT-23, SOD-882 | GH, 3, EJ | 1.5 |
| SMV1255 | 58.0 - 64 | 5.2 - 5.80 | 43.3 | 8.50 | 11.0 - 12.3 | 5.1 - 1.3 | 350 | SC-79, SOD-323, SOT-23, SOD-882 | HH, EK, 4 | 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 |
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Sellina