| Sign In | Join Free | My autoplansearch.com |
|
Capacitance Ratio : 12.2@C0.3V/C4.7V
Diode Configuration : Independent
DC Reverse Voltage(Vr) : 15V
Diode Capacitance : 3.8pF@4.7V,50MHz
Description : 12.2@C0.3V/C4.7V Independent 15V 3.8pF@4.7V,50MHz SC-79 Variable Capacitance (Varicaps, Varactors) RoHS
Mfr. Part # : SMV1251-079LF
Model Number : SMV1251-079LF
Package : SC-79
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 as Skyworks Green products, compliant with applicable legislation and halogen-free.
| Model | CT @ 0.3 V (pF) | CT @ 4.7 V (pF) | CT @ 1 V (pF) | CT @ 3 V (pF) | C0.3V/C4.7V (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 | 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 - 17.0 | 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 - 31.0 | 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 - 42.0 | 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 | 1.5 |
| SMV1253 | 48.0 - 53.0 | 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 | 0.45 |
| SMV1255 | 58.0 - 64.0 | 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 |
| Part Number | CJO (pF) | VJ (V) | M | CP (pF) | RS () |
|---|---|---|---|---|---|
| SMV1247 | 8.47 | 80 | 70 | 0.54 | 4.9 |
| SMV1248 | 22.12 | 138 | 100 | 0.87 | 2.4 |
| SMV1249 | 36.40 | 80 | 70 | 1.68 | 1.7 |
| SMV1251 | 52.48 | 100 | 76 | 2.00 | 1.4 |
| SMV1253 | 51.8 | 73.6 | 48.7 | 2.7 | 1.1 |
| SMV1255 | 80.00 | 135 | 100 | 2.74 | 1.0 |
|
|
High Capacitance Ratio Silicon Varactor Diode SKYWORKS SMV1251-079LF for Voltage Controlled Oscillator Images |