LT1767EMS8E-3.3#PBF

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PMIC - Voltage Regulators - DC DC Switching Regulators

LT1767EMS8E-3.3#PBF is a kind of DC-DC switching regulator. LM1767EMS8E-3.3#PBF is a synchronous buck regulator that is capable of receiving inputs from 4.75V to 38V with very high efficiency. It is important to note that its operations continues up to 42V. It is a step-down switching regulator that can deliver 3A of continuous current with a 0.1V output accuracy. The LT1767EMS8E-3.3#PBF switching regulator is designed to maximize efficiency over a wide load range and to reduce dissipation in light load conditions.

Application Field

The application field for the LT1767EMS8E-3.3#PBF switching regulator normally includes its usage in automotive systems, computers, communications, consumer electronics, and many other type of applications where a high-efficiency, relatively low noise, small footprint, and an economical regulator solution are needed. It is designed to be used in battery backup systems, LCD TVs, digital cameras, industrial equipment, and medical instruments.

Working Principle

The LT1767EMS8E-3.3#PBF works principle is based on the synchronous buck converter. The output voltage is adjustable via a single external resistor, a 0.22µF ceramic output capacitor and the operating frequency are adjustable through a single external resistor. Internally, the LT1767EMS8E-3.3#PBF has two N-channel MOSFETs and two current source circuits. The two N-channel MOSFETs act as switches to switch the current from the input to the output. The current source circuits are used for controlling the adjusting the current of each MOSFETs and further controlling the output voltage.

Other Features

In addition to its excellent working principle, the LT1767EMS8E-3.3#PBF offers many other features that make it such a great value for the money. It is designed to operate at a maximum junction temperature of 150°C and to ensure reliability, it has a power good flag, a precision enable control, a soft-start control, and over temperature protection. Other features also include a power save mode, a low noise and ripple, wide adjustability of frequency, current limit, and many other features that make it so great.

Conclusion

The LT1767EMS8E-3.3#PBF is considered one of the best synchronous buck regulators available in the market today. It has numerous features that make it such an excellent choice for many different types of applications. It is also very affordable and provides excellent efficiency and quality performance over a wide load range.

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