2SD1815T-TL-H

Series:	--
Packaging:	Tape & Reel (TR)
Part Status:	Obsolete
Transistor Type:	NPN
Current - Collector (Ic) (Max):	3A
Voltage - Collector Emitter Breakdown (Max):	100V
Vce Saturation (Max) @ Ib, Ic:	400mV @ 150mA, 1.5A
Current - Collector Cutoff (Max):	1µA (ICBO)
DC Current Gain (hFE) (Min) @ Ic, Vce:	200 @ 500mA, 5V
Power - Max:	1W
Frequency - Transition:	180MHz
Operating Temperature:	150°C (TJ)
Mounting Type:	Surface Mount
Package / Case:	TO-252-3, DPak (2 Leads + Tab), SC-63
Supplier Device Package:	2-TP-FA
Base Part Number:	2SD1815

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Introduction

The 2SD1815T-TL-H is a single NPN Bipolar Transistor. It is used for all kinds of applications such as switching and amplification. It is capable of providing power gain, current and voltage control, and switching of high power loads. Designers usually use this semiconductor device for its high current gain, low voltage drop, high DC gain, and high switching frequency. This article will provide a brief overview of the 2SD1815T-TL-H application field and working principle.

Application Field:

The 2SD1815T-TL-H can be used in several electronic device applications such as Audio Amplifier circuit and Radio Frequency (RF) switching circuits. Furthermore, it is useful in amplifier circuits requiring low noise. It is used in different power applications due to its good switching characteristics. This transistor is a good choice for power supply circuit of mobile phones and other portable electronic devices due to its high breakdown voltage and current gain.

Working Principle:

The 2SD1815T-TL-H is an NPN Bipolar Transistor. In order for this transistor to function properly, it must be connected properly to the circuit. The base of the transistor acts as the control electrode and it is connected to an external voltage source. The positive terminal of the voltage source is connected to the base, while the negative terminal of the voltage source is connected to the collector of the transistor. The collector–emitter junction of the transistor is forward biased when it is switched on. When the transistor is activated, electrons are attracted to the base where they are collected by the collector. When the collector "sees" an increase in the current, it sends its own current to the emitter, allowing a larger current to flow through the collector–emitter junction and allowing the transistor to switch on or off.

Conclusion:

The 2SD1815T-TL-H is a single NPN Bipolar Transistor that is used for various application fields such as Audio Amplifier circuit and Radio Frequency (RF) switching circuits. Furthermore, it is useful in amplifier circuits requiring low noise. This transistor has many favorable characteristics such as its high current gain, low voltage drop, high DC gain, and high switching frequency. The working principle of the 2SD1815T-TL-H comes down to the presence of the base, collector, and emitter, which control the current flow when the transistor is switched on.

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