UNR31AM00L Discrete Semiconductor Products

Series:	--
Packaging:	Tape & Reel (TR)
Part Status:	Obsolete
Transistor Type:	PNP - Pre-Biased
Current - Collector (Ic) (Max):	80mA
Voltage - Collector Emitter Breakdown (Max):	50V
Resistor - Base (R1):	2.2 kOhms
Resistor - Emitter Base (R2):	47 kOhms
DC Current Gain (hFE) (Min) @ Ic, Vce:	80 @ 5mA, 10V
Vce Saturation (Max) @ Ib, Ic:	250mV @ 300µA, 10mA
Current - Collector Cutoff (Max):	500nA
Frequency - Transition:	80MHz
Power - Max:	100mW
Mounting Type:	Surface Mount
Package / Case:	SOT-723
Supplier Device Package:	SSSMini3-F1

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Introduction

UNR31AM00L is a semiconductor device, usually referred to as a pre-biased single bipolar junction transistor (BJT). It comes with a 3-pin package, and is typically made up of an NPN transistor and is an active-low dual selection switch. Its key features such as small size, low power consumption and fast reaction time have made it a popular choice for electronics and semiconductor designers.

Application Fields of UNR31AM00L

One of the most popular application areas for UNR31AM00L is level translation and single-wire connections. It is widely used to convert variable input signals along a single line from one logic level to another, and is often used in applications such as communication systems, semi-conductor memory, and data acquisition systems. Moreover, it can also be utilized to provide bidirectional communication between two integrated circuits, such as computers and monitors.Another application of UNR31AM00L is switching, due to its low power consumption, quick action time, and low cost. UNR31AM00L can be applied to digital switching of audio signals, such as selecting between two different outputs. Additionally, it can be used to switch between 1-bit signals and 16-bit signals, allowing for increased flexibility when trying to customize digital applications.

Working Principle of UNR31AM00L

UNR31AM00L is a pre-biased device, meaning that it has been specifically designed to have a slightly higher current entering one of the terminals (the collector) than leaving the other (the emitter). This current imbalance, or bias, is created by the use of a voltage, or potential, difference between the two terminals.The voltage, or potential, difference is first created by a component called a bias generator. The bias generator is responsible for supplying the required voltage and current to the UNR31AM00L biasing circuit. Once the bias generator supplies the current to the UNR31AM00L biasing circuit, the current imbalance between the collector and the emitter is generated. This allows the UNR31AM00L to switch quickly and effectively.

Conclusion

UNR31AM00L is an incredibly useful integrated circuit, due to its low power consumption, small size, and fast action time. It can be found in applications such as level translation, single-wire connections, and as a switch between two different digital signals. It is also used to provide bidirectional communication between two integrated circuits. Because of its pre-biased design, which is created by the voltage difference between the collector and the emitter supplied by the bias generator, the UNR31AM00L is able to switch quickly and effectively. Due to these capabilities, UNR31AM00L has become a popular choice for electronics and semiconductor designers, making it a reliable and attractive choice for any applications which requires a small, low-power device with quick action time.

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