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Transistors

KST42 Transistor
KST42 Transistor

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 Transistor
NTE123AP Transistor

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.  
2SC1815 Transistor
2SC1815 Transistor

2SC1815 NPN Transistor

The 2SC1815 is a 50V 150mA general purpose NPN transistor with a maximum gain value of 700.  This makes the transistor suitable for amplifier applications.   Pin Configuration Pin Number
2N3771 Transistor
2N3771 Transistor

2N3771 NPN Power Transistor

The 2N3771 is a high current switching transistor that has a collector current of 30A. It is commonly used in Linear switching devices and power supply circuits. Pin Configuration Pin Number
NTE159M PNP Transistor
NTE159M PNP Transistor

NTE159M PNP Transistor

The NTE159M is a general purpose PNP transistor with a maximum gain of 300 and collector current of 600mA. It has a low collector saturation voltage of 1V and can be used in switching and amplifier circuits.  
2SC2879 NPN Amplifier Transistor
2SC2879 NPN Amplifier Transistor

2SC2879 NPN Amplifier Transistor

The 2SC2879 is a 45V 25A NPN Transistor that is commonly used for linear power amplifier applications. It is designed to operate between 2-30 MHz at a voltage of 12.5V.   Pin Configuration Pin Number
2SC5200 NPN Power Transistor
2SC5200 NPN Power Transistor

2SC5200 NPN Power Transistor

The 2SC5200 is a high power NPN Transistor with a collector to emitter voltage of 230V and collector current of 30A. The transistor is available in TO-264 package and is commonly used Amplifier designs.  
2N547 N-Channel JFET
2N547 N-Channel JFET

2N547 N-Channel JFET

The 2N547 is an age old JFET that was commonly used in Pre-Amp circuits. The JFET has VDS of 25V and VGS of 25V with a Gate current of 10mA. The FET also has high Input Impedance and Low Input Capacitance.  
MMBT2222A Transistor
MMBT2222A Transistor

MMBT2222A NPN Transistor

The MMBT2222A is the SMD (SOT-23) version of the popular 2N2222A Transistor. It has a collector current of 0.6A and Collector Emitter voltage of 40V.
BC337 Transistor
BC337 Transistor

BC337 NPN Amplifier Transistor

The BC337 is an NPN transistor with a maximum gain of 630, commonly used in low power audio applications. It can also switch loads upto 45V and 800mA hence also used as general purpose transistor.