TIP145G

Series:	--
Packaging:	Tube
Part Status:	Obsolete
Transistor Type:	PNP - Darlington
Current - Collector (Ic) (Max):	10A
Voltage - Collector Emitter Breakdown (Max):	60V
Vce Saturation (Max) @ Ib, Ic:	3V @ 40mA, 10A
Current - Collector Cutoff (Max):	2mA
DC Current Gain (hFE) (Min) @ Ic, Vce:	1000 @ 5A, 4V
Power - Max:	125W
Frequency - Transition:	--
Operating Temperature:	-65°C ~ 150°C (TJ)
Mounting Type:	Through Hole
Package / Case:	TO-247-3
Supplier Device Package:	TO-247-3
Base Part Number:	TIP14*

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Transistors - Bipolar (BJT) - Single

The TIP145G is a transistors-bipolar (BJT) that performs single operations. It works as part of an integrated circuit, typically an amplifier or a controller. Generally, a bipolar transistor can be used to boost or amplify signals, or switch high voltage or current levels. And this particular type of BJT is specifically designed to do those actions with STMicroelectronics’ proprietary process that reduces internal losses and amplifies circuit output.

Range of Output Current

The TIP145G is rated for up to 10 amperes of output current. This makes it a good choice for applications that require plenty of peak power, such as radio frequency (RF) circuits, voltage converters, and power amplifiers. It also has a voltage withstand range of up to 40 volts, meaning it can be used in circuits with a wide range of gate and power voltages.

TIP145G Application Fields

Because of its impressive rated specifications, the TIP145G is ideally suited for several different application fields. In terms of power sources, it can be used in solar, wind, or traditional power supplies. It can also be used in robotics, home automation and security, and low voltage/low power automotive systems.It is also commonly used in military and aerospace designs, where it is especially effective in controlling and protecting high power systems. As a result, the TIP145G has become a go-to choice for military contractors, and has even been employed in missile guidance systems, radar, and other defense applications.

Working Principle

At a very basic level, the TIP145G is a voltage control switch, and it works by controlling the current flowing through it. By applying a voltage to one of its three pins, the transistor can be switched on or off, allowing current to flow or preventing it. In the “on” state, the transistor’s base-emitter voltage is greater than its collector-emitter voltage, and current can flow between them. In this state, the transistor’s gain is determined by the ratio of these voltages, and it is often referred to as the active region of the circuit. In the “off” state, the transistor is reversed biased, and its collector-emitter voltage is greater than its base-emitter voltage, preventing current from flowing. This state is known as the cutoff region, and is often employed to act as a switch or a gate in a circuit.

Conclusion

The TIP145G is an extremely versatile and useful transistor, and its range of applicable fields and its 10A output current rating make it an excellent choice for a wide variety of applications. Its ability to act as both a voltage control switch and a voltage amplifier make it especially well-suited to power management and other high-power applications.

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