BB174X Allicdata Electronics

BB174X Discrete Semiconductor Products

Allicdata Part #:

568-11815-2-ND

Manufacturer Part#:

BB174X

Price: $ 0.00
Product Category:

Discrete Semiconductor Products

Manufacturer: NXP USA Inc
Short Description: DIODE VHF VAR CAP 30V SOD523
More Detail: Varactor Single 30V Surface Mount SOD-523
DataSheet: BB174X datasheetBB174X Datasheet/PDF
Quantity: 6000
Lead Free Status / RoHS Status: Lead free / RoHS Compliant
Moisture Sensitivity Level (MSL): 1 (Unlimited)
Stock 6000Can Ship Immediately
Specifications
Series: --
Packaging: Tape & Reel (TR) 
Lead Free Status / RoHS Status: --
Part Status: Active
Moisture Sensitivity Level (MSL): --
Capacitance @ Vr, F: 2.22pF @ 28V, 1MHz
Capacitance Ratio: 10.9
Capacitance Ratio Condition: C1/C28
Voltage - Peak Reverse (Max): 30V
Diode Type: Single
Q @ Vr, F: --
Operating Temperature: -55°C ~ 125°C (TJ)
Mounting Type: Surface Mount
Package / Case: SC-79, SOD-523
Supplier Device Package: SOD-523
Description

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Variable Capacitance (Varicaps, Varactors) diodes are very versatile and can be used in a wide variety of applications due to their ability to change their capacitance in response to changes in voltage. The BB174X type of diode is one such example of this type of diode which is designed for microwave load tuning applications, such as filters and frequency synthesizers. In this article, we will discuss the application field and working principle of the BB174X.

The BB174X is a type of Varactor diode that is specifically designed for use in applications such as filter load tuning, voltage-controlled oscillators, or phase-locked loop circuits. It is also commonly used for tuning filters and antenna networks in high-frequency applications. The device is manufactured using a planar silicon-based wafer technology and is available in both surface-mount and through-hole packages.

The main feature of the BB174X is its ability to provide a wide tuning range while still maintaining the required capacitance over the specified frequency range. This is achieved by utilizing its unique circular electrode design which enables the diode to have a higher capacitance than other varactor diodes. This makes it ideal for use in applications where a wide tuning range is required. Additionally, the device also has a fast switching time, making it suitable for use in applications such as RF and microwave circuits where fast response is desired.

The working principle of the BB174X is the same as other Varactor diodes. The device is operated in reverse-bias, meaning the depletion layer between the anode and the cathode is wider than in forward-bias. This makes the diode less conductive, so it acts as a capacitor. When the voltage applied between the anode and the cathode increases, the capacitance of the diode also increases. Similarly, when the voltage decreases, the capacitance also decreases.

The capacitance of the BB174X is determined by the diameter of the circular anode and the thickness of the depletion layer. The thicker the depletion layer, the larger the capacitance and vice versa. Additionally, the larger the diameter of the anode, the higher the capacitance and vice versa. This ability to vary the capacitance in response to changes in voltage makes it ideal for use in filter and antenna tuning applications, as well as in voltage-controlled oscillator and phase-locked loop circuits.

In summary, the BB174X type of Varactor diode is designed for microwave load tuning applications such as filters and frequency synthesizers. It has the ability to provide a wide tuning range while still maintaining the required capacitance over the specified frequency range. Additionally, it has a fast switching time, making it ideal for use in RF and microwave circuits. The working principle of the device is the same as other Varactor diodes, where the capacitance is determined by the diameter of the anode and the thickness of the depletion layer.

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

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