SMV2026-079LF Discrete Semiconductor Products

Due to market price fluctuations, if you need to purchase or consult the price. You can contact us or emial to us:   sales@allicdata.com

Introduction

The SMV2026-079LF is a variable capacitance diode, also known as a varicap, varactor, or variable reactance diode. It is a special type of two-terminal semiconductor device with a variable capacitance that varies depending on a reverse-biasing voltage applied to it. The device is commonly used in radio receivers, oscillators, and other circuitry for tuning, frequency control, and other applications.

Working Principle

The SMV2026-079LF works by changing its capacitance value when a reverse-biasing voltage is applied. When a small reverse-biasing voltage is applied, the varicap’s capacitance is low. As the voltage increases, the capacitance increases as well. This property is used in radio applications as a means of tuning by changing the capacitance and thus allowing the radio frequency to be changed.

The SMV2026-079LF consists of a single PN junction that consists of a P and an N type layer. When a reverse biasing voltage is applied, the P type layer becomes slightly negative, while the N type layer becomes slightly positive. This change in voltage produces a capacitance effect, as free charge carriers accumulate around the junction. As the reverse bias increases, the capacitance increases as well.

Applications

The SMV2026-079LF has a wide range of applications in radio communication systems where tuning is required. It is used in oscillators, radio receiver circuits, frequency synthesizers, and filters as a means of frequency tuning. The device is also used in mixers and active filters to provide an adjustable capacitance. The varicap can also be used in voltage controlled oscillators and phase-locked loops as an electronic tuning element.

Other applications of the SMV2026-079LF include the adjustment of system gain and frequency selectivity, and the stabilization of the input-output coupling, frequency, and inductance. The device can also be used in switched-capacitor circuits, control loops, and other analog systems.

Conclusion

The SMV2026-079LF is a two-terminal semiconductor device with a variable capacitance that can be adjusted by applying a reverse-biasing voltage. It is commonly used in radio receivers and oscillators as a means of tuning. The varicap is also used in mixers, active filters, voltage-controlled oscillators, and other circuits to provide frequency control. The device offers a wide range of applications in radio communication systems and other analog systems.

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