2SD1781K
One of the standout features of the 2SD1781K is its remarkable current-handling capability. With a maximum collector current of 3 amperes, it can efficiently drive high-power loads, making it ideal for power amplifier circuits, switching power supplies, and motor control applications. This high current capacity ensures stable operation even under heavy workloads, minimizing the risk of overheating or performance degradation.
The transistor also boasts an impressive voltage rating, with a collector-emitter voltage (VCEO) of 160 volts. This high voltage tolerance allows it to handle demanding electrical environments, providing reliable performance in applications that require substantial voltage handling. Whether used in industrial control systems or audio equipment, the 2SD1781K can withstand high voltage levels without compromising on efficiency.
In terms of power dissipation, the 2SD1781K can handle up to 10 watts of power. This significant power-handling ability, combined with its low thermal resistance, enables effective heat management. As a result, the transistor can operate continuously for extended periods without overheating, enhancing its lifespan and overall reliability. This feature is especially crucial in applications where maintaining a stable temperature is essential for optimal performance.
Another notable characteristic is its fast switching speed, which makes it suitable for high-frequency applications. The 2SD1781K can rapidly switch between the on and off states, reducing signal distortion and improving the overall efficiency of circuits. This quality is highly beneficial in digital circuits and communication systems, where quick and accurate signal processing is required.
In conclusion, the 2SD1781K NPN transistor from ROHM offers a powerful combination of high current-handling, high voltage tolerance, and excellent power dissipation capabilities. Its fast switching speed and robust design make it a versatile component for a wide range of electronic projects, ensuring reliable and efficient performance in diverse applications.
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Packaging
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Tape & Reel (TR
Cut Tape (CT
Digi-Reel
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Part Status
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Transistor Type
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Current - Collector (Ic) (Max)
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Voltage - Collector Emitter Breakdown (Max)
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Vce Saturation (Max) @ Ib, Ic
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Current - Collector Cutoff (Max)
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DC Current Gain (hFE) (Min) @ Ic, Vce
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Power - Max
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Frequency - Transition
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Operating Temperature
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Mounting Type
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Package / Case
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TO-236-3, SC-59, SOT-23-3
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Supplier Device Package
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