BU12TD3WG-TR Integrated Circuits (ICs)

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Introduction

BU12TD3WG-TR is a linear voltage regulator manufactured by TI that provides regulated output voltage with a wide input range. This high-performance linear regulator provides up to 1A of output current, and a wide voltage range of up to 6V. It also features advanced current-limiting and thermal protection to ensure robust and reliable operation.

Application Field

BU12TD3WG-TR is suitable for a wide range of applications, such as personal computer power supplies, telecommunications, automotive electronics, audio and video systems, and industrial control applications. It is particularly well-suited for applications where low noise and minimum ripple are required, such as automotive and telecommunications systems.

In addition, BU12TD3WG-TR is also suitable for many battery-powered applications, such as personal computers, cell phones, and portable handheld devices, where small size and high efficiency are critical design parameters. It operates over a wide input voltage range of 1.5V-6V and provides a regulated 6V output, resulting in efficient power delivery even in low voltage applications.

Working Principle

The basic working principle of the BU12TD3WG-TR voltage regulator is relatively simple. The device regulates the output voltage by sensing the voltage at the input and sensing the output voltage. If the input voltage is greater than the output, the device will reduce the output voltage by either turning on the pass transistor or reducing the current gain of the operational amplifier. If the input is lower than the output, the device will increase the output voltage by either turning on the pass transistor or increasing the current gain of the operational amplifier.

The BU12TD3WG-TR also features precise load-line regulation, fast transient response, and low power consumption. The device also features foldback current limiting, which provides additional protection against overloads and short-circuits. The device also incorporates thermal shutdown for protection against overheating, as well as reverse current protection to protect against reverse current flow.

Conclusion

In conclusion, the BU12TD3WG-TR linear voltage regulator is an excellent choice for a wide range of applications, including personal computer power supplies, telecommunications systems, automotive electronics, audio and video systems, and industrial control applications. The device features a wide input voltage range, precise load-line regulation, fast transient response, low power consumption, and advanced current-limiting and thermal protection, making it an ideal choice for those applications where low noise and minimum ripple are critical design parameters.

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