DDTB142TC-7-F Discrete Semiconductor Products

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The DDTB142TC-7-F is a single, pre-biased bipolar junction transistor (BJT). It is used in a variety of applications, primarily in power management and audio amplification. The transistor can also be used in radio-frequency (RF) switching circuits, active filters and low noise amplifiers.

The device consists of a P-type base region (collector) and an N-type emitter region. The collector is pre-biased and connected to a supply voltage Vcc, while the emitter is connected to ground. The base is connected to a signal voltage Vb. The base-emitter junction is forward-biased and the base-collector junction is reverse-biased.

When a signal voltage is applied to the base, a current flows through the collector-emitter junction, and the voltage at the collector drops. This is called saturation mode and is the main operation mode of the DDTB142TC-7-F. In the active mode, the collector-emitter current is small, and the voltage at the collector is close to the supply voltage.

The DDTB142TC-7-F is also capable of operating in the linear mode. In this mode, the collector current is determined by the controlling voltage, and the voltage at the collector is almost independent of the base current. This mode is mainly used for audio frequency applications.

The device is also capable of operating in the cutoff mode. In this mode, the collector-emitter current is zero and the voltage at the collector is at the supply voltage level. In this mode, the transistor is said to be "off". This mode is used for shut-off circuits and switching circuits.

The DDTB142TC-7-F is capable of handling collector-emitter currents of up to 500 mA and collector voltages of up to 150V. The transistor can operate at frequencies up to 400MHz and can handle continuous collector power dissipation of up to 1W. The device is also capable of routine 100% ESD testing up to 8Kennel.

The DDTB142TC-7-F is an ideal solution for power management, audio amplification, RF switching circuits, active filters and low noise amplifiers. Its high performance and reliable operation make the device an excellent choice for a wide range of applications.

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