LTC1530IS8-3.3#PBF

Series:	--
Packaging:	Tube
Part Status:	Active
Applications:	Controller, Intel Pentium® II, AMD-K6®-2
Voltage - Input:	3.75 V ~ 13.2 V
Number of Outputs:	1
Voltage - Output:	3.3V
Operating Temperature:	-40°C ~ 85°C
Mounting Type:	Surface Mount
Package / Case:	8-SOIC (0.154", 3.90mm Width)
Supplier Device Package:	8-SOIC
Base Part Number:	LTC1530

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LTC1530IS8-3.3#PBF Application Field and Working Principle

PMIC or Power Management Integrated Circuits (PMICs) are integral components used to convert electrical energy into useful work. They are usually found in consumer devices such as laptop computers, smartphones and other handheld devices, as well as in appliances, industrial automation equipment, and medical applications. PMICs are also used in automotive systems.As with all integrated circuits, PMICs are characterized by their ease of use with minimal external components. The main purpose of a PMIC is to reduce the number of power stages in a system by consolidating power management functions into a single, integrated circuit.One of the most popular PMICs is the LTC1530IS8-3.3#PBF. This PMIC is a special-purpose, 3.0V to 3.3V buck converter that takes advantage of the vector modulation technique. It is capable of delivering up to 8A of output current while maintaining extremely low ripple.TheLTC1530IS8-3.3#PBF is designed for a wide range of applications. It can be used in industrial and automotive applications for powering microprocessors, low voltage FPGAs, DSPs, and other general-purpose loads. It is also suitable for applications such as motor control, power supply conversion, and efficient step-down dc/dc conversion.The LTC1530IS8-3.3#PBF is capable of operating at a fixed frequency of 250kHz, and it also supports adaptive frequency mode for better transient response. It has internal compensation, which simplifies the design process, and it also offers cycle-by-cycle current limit, overvoltage protection, and thermal shutdown.The LTC1530IS8-3.3#PBF is designed to operate within an input voltage range of 4.5V to 18V. The output voltage of the device can be optimized using an external loop compensation network and an enable pin. The output voltage is adjusted using the enable pin voltage and the voltage divider connected to the output voltage divider.The working principle of the LTC1530IS8-3.3#PBF involves the vector modulation technique. This technique enables an efficient and fast response, which helps in keeping the ripple at a very low level. The device also features synchronous rectification, which helps in reducing the power losses in the system. The switching frequency of the device is set by the resistor placed between the RT/CS pin and the ground. The frequency is adjusted automatically when the voltage at the enable pin is changed. The device is capable of delivering up to 8A of output current while maintaining a very low output ripple, which is less than 1mV.In addition to its efficient architecture, the LTC1530IS8-3.3#PBF also features soft start and surge-stop protection. Soft start limits the inrush of current at start-up and surges can be avoided by shutting off the device with the enable pin voltage. The device also comes with a short-circuit protection and overvoltage protection (OVP) monitoring, which ensures safe operation even in the event of a fault.The LTC1530IS8-3.3#PBF is a powerful and versatile PMIC that is suitable for a variety of different applications. It can deliver up to 8A of output current while ensuring very low ripple and excellent transient response. It also provides protection against faults such as short circuits, overvoltage, and surges, making it a reliable and safe choice for many applications.

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