SMV1231-040LF Allicdata Electronics
Allicdata Part #:

863-1710-2-ND

Manufacturer Part#:

SMV1231-040LF

Price: $ 0.15
Product Category:

Discrete Semiconductor Products

Manufacturer: Skyworks Solutions Inc.
Short Description: DIODE VARACTOR
More Detail: Varactor Single 15V Surface Mount SOD-882
DataSheet: SMV1231-040LF datasheetSMV1231-040LF Datasheet/PDF
Quantity: 1000
Lead Free Status / RoHS Status: Lead free / RoHS Compliant
Moisture Sensitivity Level (MSL): 1 (Unlimited)
15000 +: $ 0.13383
Stock 1000Can Ship Immediately
$ 0.15
Specifications
Series: --
Packaging: Tape & Reel (TR) 
Lead Free Status / RoHS Status: --
Part Status: Active
Moisture Sensitivity Level (MSL): --
Capacitance @ Vr, F: 0.61pF @ 6V, 50MHz
Capacitance Ratio: 2.8
Capacitance Ratio Condition: C1/C6
Voltage - Peak Reverse (Max): 15V
Diode Type: Single
Q @ Vr, F: --
Operating Temperature: -55°C ~ 125°C (TJ)
Mounting Type: Surface Mount
Package / Case: SOD-882
Supplier Device Package: SOD-882
Description

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The SMV1231-040LF is a type of diode referred to as a Varicap (variable capacitor) or Varactor. Varicaps are a class of diodes that are different from ordinary standard diodes in that they are able to modulate their capacitance when an electric field is applied to them. Varicaps are useful for a variety of applications in the fields of radio and electronics, and typically used for tuning, frequency control, and applications in analog circuits.

A Varicap is essentially a metal-oxide-semiconductor field-effect transistor (MOSFET), which is composed of a gate and two interconnected (metallized) layers of semiconductor material. When a voltage is applied to the two interconnected layers, they become polarized, which changes the capacitance of the device. The gate terminal of the device then acts as a control terminal and provides the voltage used to modulate the capacitance.

The SMV1231-040LF is an example of a Varicap diode and has a capacitance range from 1pF to 15pF when a voltage from 0 to 10 volts is applied. This wide capacitance range and low voltage capability makes it ideal for a variety of applications such as analog radios, frequency control devices, phase-locked loop circuits, audio amplifiers, and other electronic devices.

A typical application of the SMV1231-040LF is in a tuned radio frequency (TRF) receiver, where it is used as a variable capacitor in the tuning circuits. The SMV1231-040LF is also used in phase-locked loop (PLL) circuits to control entrainment of the local oscillator to the incoming signal. This type of application is helpful in maintaining a constant frequency of the local oscillator, regardless of changes in the frequency of the incoming signal.

Another use of the SMV1231-040LF is in the modulation of audio signals in amplifiers. The SMV1231-040LF can be used as a variable capacitor in the audio signal paths to control the amplitude or frequency of the audio signal. This variable capacitance of the SMV1231-040LF allows for a wider range of sound coloration and modulation, providing a broader range of audio tones for music and other audio applications.

Overall, the SMV1231-040LF is a useful and versatile component for any analog circuit. Its wide capacitance range and low voltage capability make it suitable for various applications like tuning, frequency control, modulation, and audio control. The SMV1231-040LF can be a great addition to any analog engineer\'s arsenal, providing limitless possibilities for signal manipulation and modification.

The specific data is subject to PDF, and the above content is for reference

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