CHL8325A-39CRT

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The CHL8325A-39CRT is a DC DC switching controller with a wide range of applications. It is part of the Voltage Regulators and PMIC (Power Management Integrated Circuits) family. This circuit is designed to efficiently control power delivery in a wide range of applications in order to maintain a stable, low-noise and high-efficiency power delivery. This DC DC switching controller is applicable to a broad scope of circuits, ranging from mobile phones to industrial equipment, automotive and even some space-related technology.

The CHL8325A-39CRT has onboard Hybrid Pulse Width Modulation (PWM) control structure that provides a maximum output frequency of 2.2MHz, with a power stage current output limit of up to 5A. Two isolated N- and P-MOSFET outputs are available, which can then be switched over by the control logic. The on-board Variation Resistor (VR) PWM can be adjusted to achieve the desired switching frequency, current limit and slope compensation. It has a wide Input Voltage Range of up to 20V, allowing the CHL8325A-39CRT to be used with various voltages and also allowing it to be used Power Factor Correction (PFC) applications.

The CHL8325A-39CRT integrates various features that make it suitable for use in industrial and telecom products, automotive, and even some space-related projects. The frequency trim is adjustable from 250KHz to 2.2MHz, and a wide range of external synchronization can also be applied. Other onboard features include under-voltage lockout, over-voltage protection, over current protection and open-load protection, all of which help to keep the circuit operating at optimum efficiency.

The application level of the CHL8325A-39CRT is vast with its wide voltage range catering to a number of industrial, automotive and telecom application. Examples of its usage include telecom power systems, computer motherboards, networking equipment, ticket vending machines, automotive power systems, industrial power supplies and even space related technology. The wide input voltage range is also appropriate for high-efficiency LED lighting systems, LED driver designs and communications system.

The working principle of the CHL8325A-39CRT is based on the voltage converter technology. This circuit converts the input voltage to the desired output voltage in steps, with closed-loop control being employed to ensure fast and accurate conversion. Its on-board PWM control structure contributes to the excellent efficiency of the circuit and helps to maintain a stable and low-noise power output. The CHL8325A-39CRT also employs an advanced adaptive voltage scaling technique that ensures sequential output voltage variations are synchronized accurately.

Overall, the CHL8325A-39CRT provides an excellent choice for modern power supply designs. Its wide range capability makes it suitable for a myriad of applications, including industrial equipment, telecoms equipment, automotive, and even some space-related applications. Its on-board protection features and adaptive voltage scaling technology add an element of reliability and robustness to the design, making it a great choice for modern power supply applications.

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