E-UC2845BD1

Frequency - Switching:	250kHz
Base Part Number:	UC2845B
Supplier Device Package:	8-SO
Package / Case:	8-SOIC (0.154", 3.90mm Width)
Operating Temperature:	-40°C ~ 150°C (TJ)
Control Features:	Frequency Control
Serial Interfaces:	--
Clock Sync:	No
Synchronous Rectifier:	No
Duty Cycle (Max):	48%
Series:	--
Voltage - Supply (Vcc/Vdd):	7.6 V ~ 30 V
Output Phases:	1
Number of Outputs:	1
Topology:	Boost, Flyback
Output Configuration:	Positive, Isolation Capable
Function:	Step-Up/Step-Down
Output Type:	Transistor Driver
Part Status:	Obsolete
Packaging:	Tube

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E-UC2845BD1 Application Field and Working Principle

PMIC - Voltage Regulators - DC DC Switching Controllers are found in a variety of industrial and consumer applications. They provide efficient, reliable power supply solutions for today\'s increasingly complex electronic systems, ensuring that the electronic components operate properly and safely in a variety of environments.The E-UC2845BD1 from Electronics Union is a popular single phase synchronous PWM controller for DC-DC converters. This controller is widely used for battery-powered computing, audio, communication and other electronic equipment applications. It is designed to support three-stage topologies with conversion efficiencies of up to 95%.The E-UC2845BD1 is a cost effective, high-performance solution, providing several features that simplify product development and make it easy to integrate into a range of application products. The comprehensive feature set includes an adjustable deadtime setting to optimize converter efficiency, an output switch over current protection and a backup switch to isolate the output from the input in the event of an over current or overvoltage condition.The E-UC2845BD1 is an integrated circuit (IC) which uses pulse-width modulation (PWM) to control the voltage output of a switching power supply. It works by varying the duty cycle (ratio of on-time to off-time) of the switch, which allows it to convert a fixed input voltage into an adjustable output voltage. It can produce both constant-voltage (CV) and constant-current (CC) output voltages.The E-UC2845BD1 allows for a high efficiency, quick response, low-output voltage ripple (noise), and low-loss power losses across a wide range of load currents and voltages. Furthermore, it has built-in protection against overcurrent, overvoltage, and over-temperature conditions.The E-UC2845BD1 provides an optimal solution for most electronic systems that require a reliable power conversion circuit. It is designed for a wide range of industrial and battery-operated applications that require the highest performance from a power conversion device such as notebook computers and portable electronic devices.

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