NZT6728

Series:	--
Packaging:	Tape & Reel (TR)
Part Status:	Obsolete
Transistor Type:	PNP
Current - Collector (Ic) (Max):	1.2A
Voltage - Collector Emitter Breakdown (Max):	60V
Vce Saturation (Max) @ Ib, Ic:	500mV @ 10mA, 250mA
Current - Collector Cutoff (Max):	100nA (ICBO)
DC Current Gain (hFE) (Min) @ Ic, Vce:	50 @ 250mA, 1V
Power - Max:	1W
Frequency - Transition:	--
Operating Temperature:	-55°C ~ 150°C (TJ)
Mounting Type:	Surface Mount
Package / Case:	TO-261-4, TO-261AA
Supplier Device Package:	SOT-223-3

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<p>The NZT6728 is a single bipolar junction transistor (BJT) application field and working principle. It is used primarily for power devices and amplifier applications. It has a low current gain and a low saturation voltage, making it ideal for low power applications.</p><p>Bipolar junction transistors (BJTs) are commonly found in electrical and electronic devices. A BJT is a type of “current-controlled” device that is used to amplify and/or switch electrical signals. A BJT is composed of three terminals, the collector, base, and emitter. The collector is the output terminal and the base is the input terminal. The emitter is the ground terminal. The current flow between the collector and emitter is dependent on the base current, which is the current that flows through the base.</p><p>The NZT6728 utilizes a two-layer structure, with a N-channel, P-type and N-channel, N-type (PNPN) structure. It is built on a silicon substrate with a high doping level and is made up of two separate pieces. The N-channel piece contains the base and collector regions and the P-type piece contains the emitter region. The P-type and N-channel layers function together in the same way that an insulator is used to separate two metal layers in a capacitor. Therefore, the NZT6728 has a very low capacitance between the base and the collector.</p><p>The NZT6728 is used primarily for power devices, such as motor controllers, audio amplifier systems and voltage regulators. It is also used in many power supply designs to convert direct current (DC) to alternating current (AC). Furthermore, it is used in amplifier applications and audio systems, where it is necessary to have a low current gain and a low voltage gain. The NZT6728 is also commonly found in broadcast radio systems, as well as in data and telecom applications.</p><p>The working principle of the NZT6728 is similar to that of all bipolar junction transistors. It works by the application of a bias voltage at the base electrode. When this happens, electrons are drawn away from the base and into the collector, because the collector is at a higher electrical potential than the base. This allows the current to flow from the base to the collector, thus amplifying the small input signal.</p><p>The NZT6728 is a great example of how sophisticated semiconductor technology can be used to create functional, cost-effective transistors. With its low current gain and low saturation voltage, it is an ideal choice for low power applications. Additionally, its two-layer structure works to reduce capacitance between the base and collector, reducing the need for complicated circuits. For these reasons, the NZT6728 has become the preferred choice for many power devices and audio systems.</p>

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