STN93003

Series:	--
Packaging:	Tape & Reel (TR)
Part Status:	Active
Transistor Type:	PNP
Current - Collector (Ic) (Max):	1.5A
Voltage - Collector Emitter Breakdown (Max):	400V
Vce Saturation (Max) @ Ib, Ic:	500mV @ 100mA, 500mA
Current - Collector Cutoff (Max):	1mA
DC Current Gain (hFE) (Min) @ Ic, Vce:	16 @ 350mA, 5V
Power - Max:	1.6W
Frequency - Transition:	--
Operating Temperature:	150°C (TJ)
Mounting Type:	Surface Mount
Package / Case:	TO-261-4, TO-261AA
Supplier Device Package:	SOT-223

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Introduction

The STN93003 is an NPN Bipolar Junction Transistor (BJT) device. It is a single transistor with a variety of applications, including low-power switching, low-noise gain control, power amplifiers, and central processing unit (CPU) drivers. This document will discuss the applications and working principle of the STN93003.

Applications

The STN93003 is a low-power BJT, specifically designed for low-power and low-noise applications. It is suitable for use in a variety of applications, such as low-power switching, low-noise gain control, power amplifiers, and CPU drivers. It is also commonly used in RF and microwave applications, due to its high gain, excellent noise figure, and wide bandwidth.For low-power switching applications, the STN93003 can be used as an on-off switch, providing up to 150mA of current switching. In addition, it can be used as a low-noise gain control for audio applications, providing low levels of distortion and high signal fidelity.As a power amplifier, the STN93003 provides high gain, low distortions, and wide bandwidth. This makes it well-suited to power amplifier stages, allowing for maximum performance with proper design. The STN93003 can also be used as a CPU driver, allowing for rapid and efficient data processing.

Working Principle

The STN93003 is a three-terminal BJT device, consisting of an emitter, a collector, and a base. When a small current is applied to the base, current flow between the emitter and the collector increases. This is known as the transistor’s amplification factor or beta. The STN93003 has a high beta of 70, making it an ideal device for amplification applications.The STN93003 also has a low noise figure, making it well-suited to audio and RF applications. In addition, the STN93003 has a wide bandwidth, allowing it to respond quickly to changing signals. Finally, it has a high breakdown voltage of 70V, allowing it to operate reliably at high voltages.

Conclusion

The STN93003 is an NPN BJT device with a variety of applications, including low-power switching, low-noise gain control, power amplifiers, and CPU drivers. It is noted for its excellent noise figure, wide bandwidth, and high gain. The STN93003 also has a high breakdown voltage, making it suitable for use in high voltage applications. With its excellent performance, the STN93003 is a useful device for a variety of applications.

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