ZXTN4004KQTC

Series:	--
Packaging:	Tape & Reel (TR)
Part Status:	Active
Transistor Type:	NPN
Current - Collector (Ic) (Max):	1A
Voltage - Collector Emitter Breakdown (Max):	150V
Vce Saturation (Max) @ Ib, Ic:	250mV @ 5mA, 100mA
Current - Collector Cutoff (Max):	500nA
DC Current Gain (hFE) (Min) @ Ic, Vce:	100 @ 150mA, 250mV
Power - Max:	3.8W
Frequency - Transition:	--
Operating Temperature:	-55°C ~ 150°C (TJ)
Mounting Type:	Surface Mount
Package / Case:	TO-252-3, DPak (2 Leads + Tab), SC-63
Supplier Device Package:	TO-252, (D-Pak)

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IntroductionThe ZXTN4004KQTC is a modern transistor composed of three junction layers, making it a type of bipolar (BJT) transistor known as a single junction transistor. The ZXTN4004KQTC is considered a bipolar transistor because its base current is as low as a few nanoamperes to 0.02 milliamperes. It is also a low voltage device, typically rated for a maximum voltage of 1.4 volts. This transistors application field includes various kinds of consumer electronic products and automotive electronics, such as TVs, DVD players, CD players, and other consumer devices.Working PrincipleA transistor works by using a small current or signal on the base current to create a larger current in the collector current. This is known as current amplification, and it is the foundation of most modern electronics. The ZXTN4004KQTC functions by applying a voltage to the base current, which then causes a corresponding current to flow from collector to emitter. This current is referred to as the collector current, which is directly proportional to the amount of current flowing through the base current. By adjusting the base current, you can control the amount of collector current that flows.In the case of the ZXTN4004KQTC, its base current is very low, usually ranging from a few nanoamperes to 0.02 milliamperes. This allows the ZXTN4004KQTC to be used in applications where high-power is not required, or where a very small amount of current is needed.DesignThe ZXTN4004KQTC is designed in two different packages; the SOT23 and the SOT323. The SOT23 package consists of a three lead package that fits into a surface-mountable footprint. This package is especially useful for applications where space is limited, and the need for low edge rate devices is required. The SOT323 package is a four-lead package that is housed inside a larger package. The larger package allows for more leads, making it a better choice for applications such as switching and temperature control.Both packages feature a high breakdown voltage, and their low base current allows for more precise current control in various devices.The ZXTN4004KQTC also features a low package Capacitance, which allows for increased circuit response time and improved signal integrity.ApplicationsThe ZXTN4004KQTC is primarily used in applications such as TVs, DVD players, CD players, and other consumer devices. The device\'s low base current, low package capacitance, and high breakdown voltage make it ideal for use in these types of applications. The device\'s small size also means that it can be used in tight spaces, making it a perfect choice for applications where space is limited.Additionally, the ZXTN4004KQTC can be used in automotive electronics and power supplies. The ZXTN4004KQTC\'s low current ratings and low package capacitance make it an ideal choice for applications where high power is not required, or where a very small amount of current is needed.ConclusionThe ZXTN4004KQTC is a modern example of a single junction bipolar transistor. It is composed of three junction layers and its low base current, low package capacitance, and high breakdown voltage make it an ideal choice for a variety of applications. From controlling current in consumer electronic devices such as TVs, DVD players, and CD players to use in automotive electronics, the ZXTN4004KQTC is a versatile and reliable component that is sure to be a great addition to any design.

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