BC33725TF

Series:	--
Packaging:	Tape & Reel (TR)
Part Status:	Active
Transistor Type:	NPN
Current - Collector (Ic) (Max):	800mA
Voltage - Collector Emitter Breakdown (Max):	45V
Vce Saturation (Max) @ Ib, Ic:	700mV @ 50mA, 500mA
Current - Collector Cutoff (Max):	100nA
DC Current Gain (hFE) (Min) @ Ic, Vce:	160 @ 100mA, 1V
Power - Max:	625mW
Frequency - Transition:	100MHz
Operating Temperature:	150°C (TJ)
Mounting Type:	Through Hole
Package / Case:	TO-226-3, TO-92-3 (TO-226AA) (Formed Leads)
Supplier Device Package:	TO-92-3
Base Part Number:	BC337

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BC33725TF Application Field and Working Principle

BC33725TF is a single bipolar (BJT) transistor belonging to a family of general-purpose transistors. They are available in various packages, such as TO-92, TO-94, and SOT. This particular type is a Darlington transistor which offers excellent gain, robust protection diodes, and thermal and electrical protection features, making them suitable for many applications, including switching, general-purpose amplifying, and level shifting.

Electrical Characteristics

BC33725TF transistors have three terminals, namely base, collector and emitter. The base-emitter voltage is between 0.7V-6V and the base-collector voltage is between 1V and 3V. The collector-emitter voltage ranges from 8V to 50V, and the collector current changes from 40mA to 600mA. Its power rating at a temperature of 25°C is 1.5W.

Features

BC33725TF transistors offer several features that make them suitable for use in many applications. They include high current gain, high voltage ratings, good frequency response, and low collector-emitter saturation voltage. Additionally, they have excellent switching times, making them ideal for use in high-frequency applications such as digital signal processing and power supply design.

Applications

BC33725TF transistors can be used in various applications such as voltage regulation, protection switching, audio amplifiers, broadband amplifiers, noise cancelation, and even radio frequency transistors. They are also found in automotive, telecom, and industrial applications.

Working Principle

BC33725TF transistors operate on the principle of using the current flowing through the base to control the current flowing through the collector and emitter. When the base is forward biased, current from the emitter flows to the base and then to the collector. This current also causes the collector current to increase, resulting in current amplification and voltage regulation depending on the load connected to the collector and emitter. BC33725TF transistors also offer thermal protection, protecting the device from any damage that may be caused by the heat produced during operation. This feature is necessary due to the high currents and voltages that the device is required to handle during its operation.Overall, BC33725TF transistors are efficient, reliable and long lasting and can be used in many applications due to their wide range of features and capabilities. They offer excellent protection features and excellent temperature stability, allowing them to be used in extreme conditions and environments. The device can be employed as an amplifier, providing excellent gain as well as providing protection against sudden surges. Therefore, they are an excellent choice for designs that require high voltage ratings and excellent frequency response.

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