BCX53TA

Series:	--
Packaging:	Tape & Reel (TR)
Part Status:	Active
Transistor Type:	PNP
Current - Collector (Ic) (Max):	1A
Voltage - Collector Emitter Breakdown (Max):	80V
Vce Saturation (Max) @ Ib, Ic:	500mV @ 50mA, 500mA
Current - Collector Cutoff (Max):	100nA (ICBO)
DC Current Gain (hFE) (Min) @ Ic, Vce:	40 @ 150mA, 2V
Power - Max:	1W
Frequency - Transition:	150MHz
Operating Temperature:	-65°C ~ 150°C (TJ)
Mounting Type:	Surface Mount
Package / Case:	TO-243AA
Supplier Device Package:	SOT-89
Base Part Number:	BCX53

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BCX53TA is a single bipolar junction transistor (BJT). It is designed to enhance the electrical performance of simple or complex applications by providing very low power losses and drive current gain. This device belongs to the standard linear NPN Small Signal BJT category, providing excellent switching properties in a wide range of configurations.

BCX53TA operating parameters and characteristics vary significantly depending on temperature, current and voltage conditions. However, typically the maximum collector current of this device is around 0.5A and its complementary output will be a PN junction with a maximum power dissipation of 150mW. It has a maximum a collector-base voltage of 45V and a max emitter-base voltage of 5V. The gain-bandwidth product of this device is approximately 70MHz, at 25 degrees Celsius.

The BCX53TA can be used in various applications that require a fast switching action, such as ignition systems, LED drivers, light dimmers, pressure switches, motor controls, noise cancellation, and many more. Due to its wide range of useful properties, the BCX53TA is also well suited to be used in audio amplifiers, voltage regulators, power supplies, GPS tracking, and other similar applications.

The BCX53TA’s most common operating principles include allowing the device to act as a potential divider and a regulated current amplifier. In potential divider mode, the BCX53TA is used to divide a voltage into two separate outputs, taking into account the base-emitter voltage drop. These two outputs can be used to drive an output or even control the gain of an amplifier circuit. In regulated current amplifier mode, the BCX53TA is used to amplify the input signal, maintaining a constant output current despite any changes in input current or impedance.

Furthermore, the BCX53TA is ideal for use in high-speed applications due to its low capacitance. Its built-in gate shunting protection means that it can be safely used in applications where high voltages and currents are involved. The device is also capable of withstanding high surges and ensures a reliable electrical performance even under extreme conditions.

All in all, the BCX53TA is a highly versatile single bipolar junction transistor, ideal for a wide range of simple and complex applications. Through its low power loss characteristics, it is able to deliver excellent performance across a variety of operating conditions. It can be used as a potential divider and regulated current amplifier, offering both electrical and thermal protection to the entire system.

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