UJA1169LTK/FZ

Series:	--
Part Status:	Active
Applications:	System Basis Chip
Interface:	CAN
Voltage - Supply:	5V

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Introduction

The UJA1169LTK/FZ is a silicon-based Field-effect transistor (FET) that is used as an analog switch or a voltage controller. It is capable of switching large currents, withstanding high voltages, and operating at low voltage levels. This device is available in the form of a dual package, allowing it to be configured in either parallel or serial mode. In this article, we will explore the application field and working principle of the UJA1169LTK/FZ.

Application

The UJA1169LTK/FZ is used in many commercial applications such as instrumentation, relay-free switching, and digital logic. It is widely used in the industrial and automotive industries for applications like controlling lights, power switching, DC motors, and other analog signals. It can also be used for frequency and voltage regulators, high-accuracy amplifier circuits, and audio power amps.

Working Principle

The UJA1169LTK/FZ is composed of a p-channel FET and an n-channel FET, which are connected in a symmetric configuration. When a control signal is applied to the gate of the n-channel FET, it will start to conduct current, while the p-channel FET will remain in its non-conductive state. As the output voltage of the control signal increases, the n-channel FET will begin to divert current away from the ground and towards the load, while the p-channel FET will remain in its non-conductive state. The UJA1169LTK/FZ will continue to divert current from the ground and towards the load until the voltage at the gate of the n-channel FET has reached its threshold voltage. At this point, the p-channel FET will begin to conduct current and the n-channel FET will start to divert current away from the load and towards the ground, thereby shutting off the flow of current through the device. The UJA1169LTK/FZ is further characterized by its threshold voltage, which determines the level of the control signal at which the device begins to conduct current. This threshold voltage is also known as the TurnOn voltage, and it will vary depending on the particular product you are using. The other parameter that is important to consider is the Turn Off voltage of the device, which is equal to the breakdown voltage of the n-channel FET at which the p-channel FET will begin to conduct current. The breakdown voltage of the device is equal to the sum of the On voltage and the gate-source threshold voltage of the p-channel FET. Finally, the UJA1169LTK/FZ is further characterized by its ability to withstand large amounts of current, since both the p-channel FET and the n-channel FET can handle large amounts of current. As such, the device can be used in high-current applications.

Conclusion

In conclusion, the UJA1169LTK/FZ is a silicon-based FET that is used as an analog switch or a voltage controller. It is composed of a p-channel FET and an n-channel FET, which are connected in a symmetric configuration. It is characterized by its threshold voltage and its breakdown voltage, which determine at what control signal level the device will begin to conduct. Moreover, the device can be used in high-current applications, due to its ability to withstand large amounts of current.

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