NCP1835BMNR2

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NCP1835BMNR2

The NCP1835BMNR2 is a powerful, highly efficient and compact synchronous buck controller that is widely used in many battery charger applications. It is based on the advanced Silent Switcher architecture that utilizes third-order topology with synchronous rectification. This design also incorporates a high-accuracy, low-dropout linear regulator (LDO) to provide supply voltage for its control circuit.

The NCP1835BMNR2 produces a regulated output voltage with a high accuracy of ±1.5%, and its wide operating input range from 2.5V to 12V allows the product to be used in a variety of applications. Furthermore, its high efficiency up to 96% improves thermal performance and overall system power consumption.

NCP1835BMNR2 Application Field

The NCP1835BMNR2 is a silent, high-efficiency synchronous buck controller designed for battery charger applications. It supports buck mode and boost mode, making it suitable for use in single-cell and multi-cell battery packs. This buck controller also allows low-side P-channel and N-channel power MOSFETs.

Its adjustable output voltage range from 1.2V to 12V makes the NCP1835BMNR2 suitable for many applications such as digital cameras, PDAs and wireless handsets, as well as industrial, automotive and consumer electronics.

NCP1835BMNR2 Working Principle

The NCP1835BMNR2 is based on the advanced Silent Switcher architecture with synchronous rectification. It utilizes a third-order topology to precisely regulate the output voltage within its wide adjustable range from 1.2V to 12V. It also integrates a high-accuracy LDO for providing the supply voltage for its control circuit.

The notched feedback control loop of the NCP1835BMNR2 provides fast transient response and low noise ripple. It also incorporates a programmable electrical shutdown timer to protect the battery from being overcharged or discharged. To optimize efficiency, this buck controller can be optimized by selecting proper operating frequency and external components.

The NCP1835BMNR2 is a powerful, highly efficient and compact synchronous buck controller suitable for use in many battery charger applications. It offers high efficiency up to 96%, adjustable output voltage range and robust protection features, making it ideal for portable electronic systems.

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