Infineon Manuals

BFP520 is a high frequency transistor produced by SIEGET company. It has the characteristics of high gain and low noise, suitable for 1.8GHz and 2mA/2V low noise amplifier, it can also be used for oscillators below 15GHz. The maximum junction temperature of the transistor is 150℃, the working current is 40mA, and the maximum power consumption is 100mW.

This document describes the features and characteristics of the SIEGET�25 BFP420F NPN Silicon RF Transistor, which is suitable for high gain low noise amplifiers. It has a small package size, low noise figure, and high reliability.

The BFP420 SIEGET is an NPN Silicon RF transistor suitable for high gain low noise amplifiers and oscillators up to 10 GHz. It has a noise figure of 1.1 dB and a gain of 21 dB at 1.8 GHz. The transition frequency is 25 GHz, and it features gold metallization for high reliability.

BB679 is a silicon variable capacitance diode from Texas Instruments that is designed for tuning wideband CATV tuners. It features high capacitance ratio and low series resistance, making it an ideal choice for tuners.

BB679 is a silicon variable capacitance diode produced by Dinghao Electronics. It is mainly used in wideband CATV tuners and has the characteristics of high capacitance ratio (C1V/C28V typical value of 18.3), low series resistance and excellent uniformity and matching.

BB669/BB689 is a tuning diode from Dinghao. It is mainly used in VHF 2-Band-hyperband-TV-tuners. It has a very high capacitance ratio and low series resistance. Its specifications and models are BB669, BB689, and BB689-02V. The package forms are SOD323, SCD80, and SC79. The maximum reverse voltage is 30V, the peak reverse voltage is 35V, the maximum working current is 20mA, and the working temperature range is -55℃ to 150℃. The storage temperature range is -55℃ to 150℃.

This document describes the features of silicon variable capacitance diodes BB644 and BB664. These diodes are suitable for VHF TV tuners and have high capacitance ratio, low series inductance, low series resistance, and excellent uniformity and matching. The document also lists the maximum ratings and electrical characteristics of these diodes, such as reverse current, diode capacitance, and capacitance ratio.

BB659E6805 is a silicon variable capacitance diode produced by DE Electronics. It is suitable for VHF-TV-tuners and has the characteristics of high capacitance ratio, low series inductance, low series resistance and extremely small plastic SMD package.

BB659E6805 is a silicon variable capacitance diode for VHF-TV tuners. It features high capacitance ratio, low series inductance, and low series resistance. It is packaged in an extremely small plastic SMD package and offers excellent uniformity and matching due to the 'in-line' matching assembly procedure.

This document describes the features and characteristics of the silicon variable capacitance diodes BB639C/BB659C, which are mainly used for tuning the extended frequency band in VHF TV/VTR tuners. They have high capacitance ratio, low series inductance, low series resistance, and excellent uniformity and matching.

This document is a technical data sheet about BB639/BB659 Silicon Variable Capacitance Diodes. It describes the features and characteristics of these diodes for tuning of extended frequency band in VHF TV / VTR tuners, including high capacitance ratio, low series inductance, low series resistance, and excellent uniformity and matching.

BB644 /BB664 is a high-quality variable capacitance diode produced by Diodes Inc. for VHF TV tuners. The product has the characteristics of high capacitance ratio, low series inductance and low series resistance.

This document provides technical information and characteristics of the BB640 silicon variable capacitance diode produced by Dinghao. The diode is suitable for hyperband TV/VTR tuners and has a reverse voltage of 30V and forward current of 20mA. Its capacitance varies with different voltages and frequencies, and has a low temperature coefficient and reverse current.

This datasheet lists the technical parameters of BB639C/BB659C silicon variable capacitance diodes

BB639/BB659 is a silicon variable capacitance diode produced by Dinghao Semiconductor. It is mainly used for tuning the extended frequency band in VHF TV/VTR tuners. Its features are high capacitance ratio, low series inductance, low series resistance, and excellent uniformity and matching.