Understanding BJT Transistors and How to Practically Use Them in Your Designs
Transistors are one of the very important components used in electronic circuit constructions.
NPN Transistor
2SC1061 NPN Power Transistor
The 2SC1061 is a NPN Power Transistor in To-220 package. It has a DC current gain from 35 to 320 and transition frequency of 5MHz. It is commonly used in high power amplifier application along with its complementary PNP part 2SA671.
BC546 NPN Transistor
The BC546 is a high frequency NPN Transistor commonly used in low noise amplifier designs. It has a maximum gain value of 800 and a high collector to emitter voltage of 65V making it also suitable for high voltage audio amplifier applications.
BC107 NPN Transistor
The BC107 is a small single NPN Transistor available in TO-18 metal can package. These transistors are age old and have been used in low noise and low signal designs.
MJE13005 NPN Transistor
The MJE13005 is a high voltage high speed NPN Transistor. It has a high collector emitter voltage of 400V with a continuous collector current of 4A.
MPSA13 NPN Darlington Transistor
The MPSA13 is an NPN Darlington Transistor with a high DC Gain of 5000 and a high Transition Frequency of 125MHz making it suitable for amplifier designs.
MPSA06 NPN Amplifier Transistor
The MPSA06 is an 80V 500mA general purpose NPN transistor with a maximum gain value of 100. This makes the transistor suitable for amplifier applications.
Pin Configuration
Pin Number
MPSA18 NPN Low Noise Transistor
The MPSA18 is a General Purpose NPN Transistor which can operate with low noise and high gain. The transistor has a gain value of 500 to 1500 and can operate at a voltage of 45V with 200mA load current.
KST42 NPN Transistor
The KST42 is a SMD package NPN Transistor that has high collector emitter voltage of 300V and a collector current of 500mA. The transistor is a general purpose transistor and can be used for both switching and amplification purpose.
NTE123AP NPN Audio Amplifier Transistor
The NTE123AP is a NPN Transistor with collector current of 600mA and Base voltage of 6V. It has a gain value of 100 to 300 and hence can be used in low power audio circuits.
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