2SA2126-S-TL-E

Series:	--
Packaging:	Tape & Reel (TR)
Part Status:	Not For New Designs
Transistor Type:	PNP
Current - Collector (Ic) (Max):	3A
Voltage - Collector Emitter Breakdown (Max):	50V
Vce Saturation (Max) @ Ib, Ic:	520mV @ 100mA, 2A
Current - Collector Cutoff (Max):	1µA (ICBO)
DC Current Gain (hFE) (Min) @ Ic, Vce:	200 @ 100mA, 2V
Power - Max:	800mW
Frequency - Transition:	390MHz
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

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2SA2126-S-TL-E is a kind of single bipolar junction transistor (BJT). It is a three terminal device featuring high current capacity, low voltage and power loss due to its high input/output capacitance. It is manufactured with a silicon base, gold plated and individually tested for reliability, making it an excellent choice for low cost, high performance applications.The applications of this device can vary based on its intended use. Commonly, it can be used as a power switch, signal amplifier, and as a current regulator. It is often used in motor drive circuits, motor controller ICs and the automotive industry. In power switching circuits, it acts as a switch to control high power devices, while in signal amplifier circuits, it is used to amplify voltage signals, increasing current flow through its collector-emitter path. Furthermore, in current regulator circuits, it is used to reduce or increase current levels and reduce high voltage spikes.The working principle of this transistor lies in its ability to switch between full on and full off states. The base-emitter junction is where the switching process happens. For example, when a positive current is applied to the base, it passes through the base-emitter junction and turns on the 2SA2126-S-TL-E allowing current to flow from the collector to the emitter. As a result, the transistor switches from its off state to its on state and current passes through it. On the other hand, when the positive current is removed from the base of the transistor, voltage will no longer pass through the base-emitter junction and the transistor will switch back to the off state.In conclusion, 2SA2126-S-TL-E is an important power transistor due its high current capacity, low voltage and power loss. It offers three distinct applications, such as power switch, signal amplifier, and current regulator, which require the transistor to switch between full on and full off states in order to function properly. Through its working principle, it controls current levels and makes it possible to reduce or increase voltage levels or to reduce high voltage spikes. All of these characteristics make 2SA2126-S-TL-E an essential part of many power applications.

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