KA3882ED

AC DC Converters, Offline Switchers Overview

The KA3882ED is a switching controller manufactured by Fairchild Semiconductor, classified under power management circuits. It operates with a maximum switching frequency of 500 kHz and supports an input voltage range from 12 V to 25 V, with a nominal input of 15 V. The device delivers a maximum output current of 1 A and functions within a temperature range of -40 °C to 85 °C. It utilizes pulse width modulation control technology in a current-mode architecture. The component is housed in an 8-pin PDIP package.

AC DC Converters, Offline Switchers Feature Summary

• Implements current-mode control technology for stable regulation
• Utilizes pulse width modulation (PWM) technique for efficient switching
• Designed for general-purpose switching applications

AC DC Converters, Offline Switchers Applications

• General-purpose DC-DC converter designs
• Power supply modules requiring current-mode control
• Embedded power management systems

AC DC Converters, Offline Switchers Procurement Notes

Verify the manufacturer designation as Fairchild Semiconductor, as the brand onsemi acquired Fairchild's assets. Confirm the specific suffix 'ED' corresponds to the PDIP-8 package variant. Ensure compliance with RoHS directives if required, noting that some legacy listings may indicate non-compliance status depending on production date. Cross-reference the pinout and electrical specifications with the official datasheet to ensure compatibility with the target circuit design.

AC DC Converters, Offline Switchers Selection Notes

Select this component for applications requiring a robust current-mode PWM controller with a 500 kHz switching limit. It is suitable for designs needing a 1 A output capability and operation across a standard industrial temperature range. Consider the PDIP-8 package for through-hole mounting requirements. Evaluate alternative controllers if higher switching frequencies or surface-mount packaging are necessary for the specific board layout constraints.

AC DC Converters, Offline Switchers Part Context

The KA3882 belongs to a family of switching controllers designed for versatile power conversion tasks. It serves as a core component in managing power delivery for various electronic systems. The device represents a solution for cost-effective and reliable power regulation in consumer and industrial electronics, leveraging established PWM control architectures.

AC DC Converters, Offline Switchers Replacement Considerations

Public confirmed substitute part numbers are not available in the provided documentation.