BC847BW/ZLX

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The BC847BW/ZLX is a member of the small signal family of transistors designed mainly for switching and amplifier applications in pinout compatible shaped packages. It is the bipolar equivalent of a P-channel junction field effect transistor and it is widely used in various switching applications.

This BC847BW/ZLX is a single NPN (negative polarity) transistor for general-purpose switching and amplification. It features two lateral current gain ranges, low voltage and low power consumption. It is ideal for applications such as low-noise amplifiers, low-frequency signal processing, signal level translations and buffers, as well as high precision analog signal switching.

The BC847BW/ZLX is typically used as an amplifier, because of its low operating current, high current gain range and low voltage drop. It is also suitable for applications such as low drop-out voltage regulators, power supplies, switching power converters, amplifiers, and signal level translators. To make it suitable for these applications, its polarized device structure requires a minimum longitudinal current. This allows it to remain stable irrespective of its load within the specified current range. This helps ensure the optimum performance of its applications.

The BC847BW/ZLX has a typical operating voltage of 3.9 to 5.5V and a gate voltage of 0.7V. It also features both a low-saturation voltage of 0.4V and a high-saturation voltage of 0.33V. Moreover, its nominal collector current rating is 30mA and it has a typical collector-emitter saturation voltage of 0.2V. Additionally, it has a typical gain @ 25°C with an upper frequency of 1.6MHz and can operate up to a temperature range of -55 to +150°C.

The BC847BW/ZLX can also operate as a switching device, as it requires a gate voltage to activate the switching action. When the logic levels applied to the gate are logical “1” or logical “0”, the device will be “on” or “off” respectively. This is often used in applications such as pulse- or frequency-modulated communications, and remote control systems.

The BC847BW/ZLX is fabricated using silicon epitaxial junction technology to ensure a uniform and reliable performance and high densities of smaller devices. This technology also allows for more compact device packaging and better thermal dissipation, which is an additional benefit. As a result, the BC847BW/ZLX can be used in very compact applications with effective and efficient thermal management.

In conclusion, the BC847BW/ZLX is a single NPN transistor that is commonly used for general-purpose switching and amplification applications. It is fabricated using advanced epitaxial junction technology, which ensures a uniform and reliable performance, low voltage drop and low power consumption. Moreover, it can also be used as a switching device, as logic levels applied to the gate can turn it on or off. It is suitable for applications such as low-noise amplifiers, low-frequency signal processing, signal level translations and buffers, as well as high precision analog signal switching.

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