0912-45

Series:	--
Packaging:	Bulk
Part Status:	Active
Transistor Type:	NPN
Voltage - Collector Emitter Breakdown (Max):	60V
Frequency - Transition:	960MHz ~ 1.215GHz
Noise Figure (dB Typ @ f):	--
Gain:	8dB ~ 9dB
Power - Max:	225W
DC Current Gain (hFE) (Min) @ Ic, Vce:	10 @ 300mA, 5V
Current - Collector (Ic) (Max):	4.5A
Operating Temperature:	200°C (TJ)
Mounting Type:	Chassis Mount
Package / Case:	55CT
Supplier Device Package:	55CT

Due to market price fluctuations, if you need to purchase or consult the price. You can contact us or emial to us:   sales@allicdata.com

Introduction

The 0912-45 Application Field and Working Principle is designed to provide an overview of the importance of RF-specific transistors and why they are used in a wide range of applications. The 0912-45 is a Bipolar Junction Transistor (BJT) developed specifically for RF applications. The 0912-45 is a semiconductor device composed of two junctions, a collector and a base. It is used to amplify and control signals at radio frequencies and has a wide range of applications, including switching, amplifying, mixing and frequency demodulation. This article will discuss the field applications and working principle of the 0912-45 Bipolar Junction Transistor (BJT).

Field Applications

The 0912-45 Bipolar Junction Transistor (BJT) is a versatile device with a wide range of field applications. The device is most often used as a switch, in order to turn a circuit (or part of a circuit) on and off. This type of transistor is also used as an amplifier; it is commonly used in radio and broadcasting components for frequency modulation, frequency demodulation, and amplification of signals.The 0912-45 is often used in connection with other specific instruments that relay signals through the air, such as the military. It is utilized in the production of radar and sonar systems, as well as radio transceivers, communications, and radio frequency transceivers. This type of transistor is also used in wireless communication devices such as mobile phones, Walkie Talkies, GPS systems, and Bluetooth devices.The 0912-45 is often used in remote-controlled toys, model aircrafts, boats, and robots due to its ability to switch small signals and low current levels. Additionally, the device is used in medical devices, such as endoscopes, as well as in more sophisticated systems, such as computed tomography (CT) and magnetic resonance imaging (MRI) scanners.

Working Principle

The 0912-45 Bipolar Junction Transistor (BJT) is made of components including a collector, a base, an emitter, and a substrate. A voltage going through the collector-base junction allows electrons to flow, creating an electric field. The electric field in this junction controls the current through the emitter junction, which allows current to flow in the opposite direction. This flow is known as an Amplifying Bypass Current (ABC). When the ABC of the transistor is greater than the Base-Emitter Current (BEC), current flows through the circuit and the transistor is said to be in active mode.When the ABC is lower than the BEC, the current stops flowing and the transistor is in non-conduction mode. The current that passes the transistor is then amplified and controlled by the size of the electric field created by the voltage that fed the collector-base junction. The greater electrical field between the two junctions, the greater the level of amplification of the current.The 0912-45 is usually used in high-frequency applications due to its fast switching capabilities, in which it can switch from active to non-conduction mode in only a few nanoseconds. This type of transistor works in several modes – class A, AB, B and C. Class A is the most commonly used mode, as it offers a low distortion and good linearity of gain.

Conclusion

The 0912-45 Bipolar Junction Transistor (BJT) is a device used in many radio frequency applications, including switching, amplifying, mixing and frequency demodulation. It is useful in remote-controlled toys, model aircrafts, boats, and robots due to its ability to switch small signals and low current levels. Additionally, the device is used in medical devices, such as endoscopes, as well as in more sophisticated systems, such as computed tomography (CT) and magnetic resonance imaging (MRI) scanners. The current that passes the transistor is then amplified and controlled by the size of the electric field created by the voltage that fed the collector-base junction. The faster switching capabilities of the 0912-45 make it ideal for high-frequency applications.

The specific data is subject to PDF, and the above content is for reference

Part Number	Manufacturer	Price	Quantity	Description