
Allicdata Part #: | 863-1128-2-ND |
Manufacturer Part#: |
SMV1213-004LF |
Price: | $ 0.22 |
Product Category: | Discrete Semiconductor Products |
Manufacturer: | Skyworks Solutions Inc. |
Short Description: | DIODE VARACTOR 12V 20MA SOT23-3 |
More Detail: | Varactor 1 Pair Common Cathode 12V Surface Mount S... |
DataSheet: | ![]() |
Quantity: | 1000 |
Lead Free Status / RoHS Status: | Lead free / RoHS Compliant |
Moisture Sensitivity Level (MSL): | 1 (Unlimited) |
1 +: | $ 0.22000 |
10 +: | $ 0.21340 |
100 +: | $ 0.20900 |
1000 +: | $ 0.20460 |
10000 +: | $ 0.19800 |
Series: | -- |
Packaging: | Tape & Reel (TR) |
Lead Free Status / RoHS Status: | -- |
Part Status: | Active |
Moisture Sensitivity Level (MSL): | -- |
Capacitance @ Vr, F: | 5.5pF @ 4V, 50MHz |
Capacitance Ratio: | 5 |
Capacitance Ratio Condition: | C1/C4 |
Voltage - Peak Reverse (Max): | 12V |
Diode Type: | 1 Pair Common Cathode |
Q @ Vr, F: | -- |
Operating Temperature: | -55°C ~ 125°C (TJ) |
Mounting Type: | Surface Mount |
Package / Case: | TO-236-3, SC-59, SOT-23-3 |
Supplier Device Package: | SOT-23-3 |
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Variable capacitance diodes, such as SMV1213-004LF, are widely used for a variety of applications. By controlling the capacitance of the diode, these devices can be used to alter the voltage and frequency of an electrical signal. This makes them ideal for radio frequency (RF) applications such as tuning, filtering, and signal control. In this article, we will discuss the applications and working principles of SMV1213-004LF diodes and how they are used in electronic circuits.
Variable capacitance diodes, such as the SMV1213-004LF, are widely used in radio frequency (RF) application circuits. This includes both applications that require tuning, filtering, and selecting signals. Variable capacitance diodes can be used to control the reactance of the circuit which can be used to control the frequency, voltage, and resonance of an electrical signal. They are also used to reduce the distortion of an electrical signal, as well as allow the frequency to be adjusted to select specific signals.
The working principle of SMV1213-004LF diodes is based on a capacitance-voltage (CV) curve. This curve is determined by controlling the doping of the diode. By controlling the doping of the diode, its capacitance can be changed depending on the voltage applied. When a voltage is applied, the CV curve states that the diode’s capacitance is proportional to the inverse of the voltage. This means that as the voltage decreases, the capacitance increases.
One of the main applications for SMV1213-004LF diodes is tuning RF circuits. These diodes are used as part of a tuned circuit, and can be used to adjust the resonance of the circuit and provide selectivity. They can also be used as part of an adjustable frequency-select filter and are used in low-noise amplifier circuits. They can also be used as part of an RF detector circuit, where the response of the diode can be used to provide the circuit with selectivity.
SMV1213-004LF diodes are also used in high-frequency switching applications, such as in communication systems. They can be used as switches to control the frequency of the signal, as well as for transmitter power control. The diodes are also used for amplitude and frequency modulation, and can be used for demodulation of signals.
In addition to radio frequency (RF) applications, SMV1213-004LF diodes can also be used for analog and digital applications. Their capacitance-voltage (CV) curve can be used to control a voltage-controlled oscillator (VCO) or a phase-locked loop (PLL). The diodes can also be used as part of voltage-controlled amplifiers, voltage-controlled filters, and variable-gain amplifiers. They are also used in digital circuits as part of data converters, where the capacitance values of the diodes can be used to control the voltage output of the circuit.
In summary, SMV1213-004LF diodes are widely used in radio frequency (RF) applications, as well as analog and digital applications. They can be used to control the capacitance of the circuit and can be used to control the voltage, frequency, and resonance of an electrical signal. The working principle of these diodes is based on a capacitance-voltage (CV) curve that is determined by controlling the doping. These diodes can be used for applications such as tuning, filtering, and signal control, as well as for modulation and data conversion.
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