2SC15670S

Series:	--
Packaging:	Bulk
Part Status:	Obsolete
Transistor Type:	NPN
Current - Collector (Ic) (Max):	500mA
Voltage - Collector Emitter Breakdown (Max):	100V
Vce Saturation (Max) @ Ib, Ic:	400mV @ 50mA, 500mA
Current - Collector Cutoff (Max):	--
DC Current Gain (hFE) (Min) @ Ic, Vce:	185 @ 150mA, 10V
Power - Max:	1.2W
Frequency - Transition:	120MHz
Operating Temperature:	150°C (TJ)
Mounting Type:	Through Hole
Package / Case:	TO-225AA, TO-126-3
Supplier Device Package:	TO-126B-A1

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.Introduction:
The 2SC15670S is a complementary silicon NPN transistors manufactured by Sanken Electric Co., Ltd and is a type of bipolar junction transistor (BJT). This semiconductor device has an excellent electrical performance and high reliability. It is designed for applications with high reliability and excellent current gain. The 2SC15670S has an operating temperature range from -65°C to +150°C and is usually used in amplifiers, DC-DC voltage regulators and power supplies, and motor applications.Operating principle:
The operating principle of the 2SC15670S is based on the basic principles of semiconductor devices. A BJT is composed of three regions – the emitter, base and collector. These three regions are all made of different semiconductor materials which allows current to flow between them. The emitter is the source end of the transistor, where electrons are injected into the base region. The base is the middle of the transistor, where current is amplified due to the base-emitter diode, and the collector is the drain end of the transistor, where the electrons are collected. The working of the 2SC15670S relies on biasing one of the three regions either positively or negatively. This bias voltage allows current to flow between the emitter, base and collector, creating a strong gain through current amplification.Applications:
The 2SC15670S transistor is commonly used in the following applications.• Amplifier applications: The 2SC15670S is commonly used in amplifier circuits where the current is amplified from the collector of the transistor, resulting in a high output current. This usually comes in handy for audio amplifiers, radio frequency amplifiers and other applications where high current is needed.• DC-DC voltage regulators and power supplies: The 2SC15670S is used in voltage regulator and power supply circuits as it can provide a stable current flow with excellent electrical performance.• Motor applications: The 2SC15670S is also used in motor driver circuits. This is because it is capable of providing steady and stable current with low on-resistance.Conclusion:
In conclusion, the 2SC15670S is a NPN transistor with excellent electrical performance and high reliability. It is widely used in amplifiers, DC-DC voltage regulators and power supplies, and motor applications due to its excellent current gain and low on-resistance.

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