2SC39390SA

Series:	--
Packaging:	Tape & Box (TB)
Part Status:	Obsolete
Transistor Type:	NPN
Current - Collector (Ic) (Max):	500mA
Voltage - Collector Emitter Breakdown (Max):	80V
Vce Saturation (Max) @ Ib, Ic:	400mV @ 30mA, 300mA
Current - Collector Cutoff (Max):	100nA (ICBO)
DC Current Gain (hFE) (Min) @ Ic, Vce:	185 @ 150mA, 10V
Power - Max:	1W
Frequency - Transition:	120MHz
Operating Temperature:	150°C (TJ)
Mounting Type:	Through Hole
Package / Case:	TO-226-3, TO-92-3 Long Body
Supplier Device Package:	TO-92NL-A1
Base Part Number:	2SC3939

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The device 2SC39390SA is a single bipolar junction transistor (BJT). It is an NPN transistor mainly used for RF power amplifiers, radio frequency amplifiers and general-purpose audio amplifiers. It is used in many applications such as low noise amplifiers, oscillators, radio transmitters, radio receivers, and many other consumer electronic devices. The device can be used for high-frequency applications up to 5000MHz.A bipolar junction transistor (BJT) is a three-terminal electronic device which consists of two p–n junctions formed between n-type (emitter) and p-type (base) regions or layers of a semiconductor material. It is also called a "junction transistor" since it is based on a junction between two types of semiconductor material. A BJT is usually made of a piece of n-type semiconductor material sandwiched between two p-type layers. The terminal of the BJT which carries the majority carriers is called the collector and the terminal which carries the majority carriers is called the emitter. The third terminal is called the base, which provides the voltage to control the current flow between the collector and the emitter.The working principle of a BJT is based on the fact that electrons can flow from the emitter to the collector through the base. The amount of current that can be conducted through the device depends on the amount of voltage that is applied to the base. The voltage at the base controls the current flow between the emitter and the collector. When a negative voltage is applied to the base, the current between the collector and the emitter will increase. Conversely, when a positive voltage is applied to the base, the current between the collector and the emitter will decrease.The main purpose of 2SC39390SA is to provide power amplification in high-frequency circuits. The device has a wide voltage range, low noise, and high linearity. It is also designed to offer excellent power gain and noise figure. The device has a maximum saturated current rating of 20Amps, a maximum DC voltage rating of 45V and a maximum power dissipation of 16W.The device can be used in many different types of circuits such as narrowband amplifiers, wideband amplifiers, common-emitter amplifiers, common-collector amplifiers, class-C amplifiers, and other types of amplifiers. Another application of the 2SC39390SA is in radio frequency amplifiers where it can be used as an amplifier or oscillator. The device can also be used in digital-to-analog converters, power converters, and other related applications.In conclusion, the device 2SC39390SA is a high-performance single bipolar junction transistor (BJT) which is mainly used for RF power amplifiers, radio frequency amplifiers, and general-purpose audio amplifiers. It is designed to offer excellent power gain and noise figure, and can be used in many different types of circuits. The device is also suitable for wideband, narrowband, and class-C amplifiers, as well as radio frequency amplifiers.

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