BA7805FP-E2

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Introduction

BA7805FP-E2 Voltage Regulator is an integrated circuit (IC) chip produced by Rohm Semiconductor Co., Ltd. It is a voltage regulator IC belonging to the Linear PMIC category. This voltage regulator IC is a monolithic integrated circuit with a fixed output voltage, specifically: 5V. It has the capability of supplying current up to 1.5A, and has a voltage drop of about 0.3V at maximum rated current.

Features

The BA7805FP-E2 voltage regulator has a wide operating temperature range from -40°C to +125°C, and is designed for use in portable products and automotive applications. This voltage regulator IC also features over-current protection and current limit protection so that any over-current condition is kept within a safe limit. In addition, it is integrated with an overload protection circuit in order to protect the chip from over-current. This IC also uses a low on-resistance power MOSFET that ensures low power loss.

Application Field

The BA7805FP-E2 voltage regulator is most suitable for use in applications such as: power supplies, LCD drivers, automotive systems, digital audio players, notebook and tablet PCs. It is compatible with up to 5V peripherals, such as USB devices, and is also suitable for a variety of battery-powered systems. The low-temperature operation, wide operating temperature range, low voltage drop, and high efficiency of this voltage regulator IC make it suitable for use in a variety of applications.

Working Principle

The BA7805FP-E2, like any other voltage regulator IC, works on the principle of series regulator. It receives an input voltage, usually from a power source connected to the input side of the regulator, and then regulates the voltage to the required output voltage. This IC converts the input voltage into a stabilized voltage by going through two different stages: the pre-regulation stage and the post-regulation stage. The pre-regulation stage consists of the pre-regulation circuit, which provides the output voltage with stability, while the post-regulation stage consists of the post-regulation circuit, which further stabilizes the current output.

Conclusion

The BA7805FP-E2 voltage regulator is a great choice for use in applications such as power supplies, LCD drivers, automotive systems, digital audio players, and notebook and tablet PCs. It is capable of delivering a steady and reliable output voltage, and protection against over-current. Additionally, its wide operating temperature range and low on-resistance make it ideal for use in a variety of applications. The working principle of this voltage regulator IC is based on the series regulator principle, where it takes an input voltage and converts it into a stable output voltage.

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