UC2825AQDWREPG4

Frequency - Switching:	400kHz ~ 1MHz
Base Part Number:	UC2825
Supplier Device Package:	16-SOIC
Package / Case:	16-SOIC (0.295", 7.50mm Width)
Operating Temperature:	-40°C ~ 125°C (TJ)
Control Features:	Current Limit, Frequency Control, Ramp, Soft Start
Serial Interfaces:	--
Clock Sync:	No
Synchronous Rectifier:	No
Duty Cycle (Max):	85%
Series:	--
Voltage - Supply (Vcc/Vdd):	8.4 V ~ 22 V
Output Phases:	1
Number of Outputs:	2
Topology:	Boost, Flyback, Forward Converter, Full-Bridge, Half-Bridge, Push-Pull
Output Configuration:	Positive
Function:	Step-Up, Step-Up/Step-Down
Output Type:	Transistor Driver
Part Status:	Active
Packaging:	Tape & Reel (TR)

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PMIC – Voltage Regulators – DC DC Switching ControllersThe UC2825AQDWREPG4 is an integrated circuit (IC) that belongs to a class of integrated circuits known as DC DC Switching Controllers. DC DC Switching Controllers are designed to control the output voltage and current regulation of DC power supplies, such as those found in computers, automobiles and other electronics. The UC2825AQDWREPG4 is capable of controlling up to two outputs and is used in applications such as GPS receivers, telemetry systems and automotive applications.The main function of the UC2825AQDWREPG4 is to control the regulation of an output voltage by controlling the on and off times of an external switch. This control is achieved through the use of a Pulse Width Modulation (PWM) signal. A PWM signal is a type of signal that is used to control the duration of a pulse. The UC2825AQDWREPG4 uses this PWM signal to control the on and off times of the external switch, which in turn controls the output voltage. The UC2825AQDWREPG4 can also be used to control current regulation by adjusting its internal oscillator frequency.The UC2825AQDWREPG4 has two main parts: a PWM comparator and a peak current control circuit. The PWM comparator is used to compare the input voltage with the set voltage. When the input voltage is equal to or greater than the set voltage, the comparator will generate a PWM signal that will control the external switch. The peak current control circuit is used to control the current regulation of the external switch.The UC2825AQDWREPG4 also has two enable inputs that are used to enable or disable the PWM comparator and peak current control circuit, respectively. When both enable inputs are low, the UC2825AQDWREPG4 is disabled, and no PWM signal is generated. The UC2825AQDWREPG4 also has an oscillator which is used to control the frequency of the internal oscillator.The UC2825AQDWREPG4 is a very versatile and powerful integrated circuit, capable of providing very high precision regulation of both voltage and current. It has a wide range of applications in both consumer and industrial electronics, and is used in a variety of devices such as GPS receivers, telemetry systems, and automotive applications. With its robust design, high precision and versatility, the UC2825AQDWREPG4 is an ideal solution for a number of applications.

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