BD9848FV-E2

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BD9848FV-E2 is a device belonging to the family of DC-DC Switching Controllers, a kind of power management integrated circuit used for voltage regulation and voltage switching applications. This device is a single chip solution, containing an army of features, making it suitable for a variety of applications, from consumer electronics to automotive applications and more in between.

The BD9848FV-E2 is a controller specifically designed for DC-DC applications like battery charging. It includes all the necessary circuitry for buck or boost applications, and provides a PWM signal output. Its two channels help supply a stable voltage to loads when the battery voltage fluctuates. This device also implements advanced protection features such as overcurrent, overvoltage and switching limit protection, which can simplify the design by eliminating the need for extra protection circuitry.

BD9848FV-E2 uses a current mode PWM, which is capable of providing precision voltage regulation with minimal external components, making it ideal for applications that require accuracy, such as battery charging or powering an ASIC. It is also easy to customize, features an internal bootstrap diode for the high side switches and can work in either synchronous or discontinuous mode.

The BD9848FV-E2 chip has very low output voltage ripple and is designed to respond quickly to changes in the output voltage. This makes it suitable for a wide range of applications including; AC/DC adapter, industrial power supplies, LED drivers, telecommunications systems, automotive and consumer electronics applications.

In the application of DC-DC switching applications, the BD9848FV-E2 chip is used to control and regulate the output of the switching topology by providing a stable voltage from an unregulated supply. This is provided through its PWM signal output, which allows for the control of the switching on period and off period in order to maintain the desired output voltage. The device also has a flexible sleep mode and a range of power saving features, making it ideal for applications where a low power mode is required.

A number of features make the BD9848FV-E2 an effective voltage regulator. Its operating frequency range is from 200kHz to 1.25MHz and the output voltage ranges up to 75V, making it adaptable to a wide variety of applications. It also supports a wide range of input voltages, from 4.5V to 21V, so it can easily fit in to most power systems. Its built in overcurrent and overvoltage protection adds reliability to the system while its protection circuit helps prevent overvoltage damage.

The BD9848FV-E2 provides a highly efficient, low power solution for power line of products. Its low voltage drop, low quiescent current and accurate control over output current makes it an ideal choice for battery charging, as well as any other power line applications requiring voltage regulation and safety features. It is a simple, cost effective solution for switching controller applications.

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