UC1846MDWREP Integrated Circuits (ICs)

Frequency - Switching:	--
Base Part Number:	UC1846
Supplier Device Package:	16-SOIC
Package / Case:	16-SOIC (0.295", 7.50mm Width)
Operating Temperature:	-55°C ~ 125°C (TA)
Control Features:	Current Limit, Enable, Frequency Control
Serial Interfaces:	--
Clock Sync:	Yes
Synchronous Rectifier:	No
Duty Cycle (Max):	50%
Series:	--
Voltage - Supply (Vcc/Vdd):	6.95 V ~ 40 V
Output Phases:	1
Number of Outputs:	2
Topology:	Buck, Boost, Flyback, Forward Converter, Full-Bridge, Half-Bridge, Push-Pull
Output Configuration:	Positive
Function:	Step-Up, Step-Down, Step-Up/Step-Down
Output Type:	Transistor Driver
Part Status:	Active
Packaging:	Tape & Reel (TR)

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UC1846MDWREP Application Field and Working Principle

The UC1846MDWREP is a DC to DC switching controllers, produced by Texas Instruments, specialized in regulating voltage efficiently while providing substantial savings in power consumption.This integrated device from TI offers a wealth of functionality unparalleled by any other DC to DC switching controllers in the market. It features a high-precision voltage reference, an optimized one-cycle control loop architecture, a pulse-by-pulse current limit, adjustable soft-start, input UVLO and thermal shutdown protections, as well as robust diagnostics. It also includes other useful features such as power stage synchronizable to the input clock, soft-shutdown, smart start-up sequencing and more.The UC1846MDWREP can be used to control and regulate output voltages of many kinds of power supplies, like those used in servers, laptops, battery chargers, USB PD applications, IC-based power supplies, off-line switch-mode power supplies, and more. This versatile device can also be used for any power supplies that require an adjustable output voltage down to 0.5 V.The working principle behind the UC1846MDWREP is based on the one-cycle control architecture. This means that the controller calculates the duty cycle of the power-supply switching elements every cycle, so that the output voltage is always regulated to the desired value.This versatile device offers flexibility and performance to provide an effortless and cost-effective design solution for a wide array of applications. The small size and low power consumption make it a great choice for integrated solutions. With its high-precision voltage reference, fast response and robust fault protection, it delivers reliable operation with full-load current sense and temperature sense capability.The UC1846MDWREP is suitable for battery-powered portable applications and can be used in multiple mass-market consumer-electronics applications. Whether you require cost-effective, compact, and flexible solutions, or high performance and durability, the UC1846MDWREP will offer the ideal solution.

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