UC3867DWTR

DC DC Switching Controllers Overview

The UC3867DWTR is a resonant-mode power supply controller manufactured by Texas Instruments. It supports full bridge, half bridge, and push-pull topologies with two outputs. The device operates at a switching frequency of 450 kHz and provides a maximum duty cycle of 50%. It delivers an output current of 500 mA and features rise and fall times of 25 ns. The component functions within a temperature range of 0°C to +70°C and is housed in a 16-SOIC package.

DC DC Switching Controllers Feature Summary

• Supports resonant-mode operation for full bridge, half bridge, and push-pull converter topologies
• Provides synchronized drive signals with controlled rise and fall times for efficient switching
• Integrates soft-start functionality to manage inrush current during startup

DC DC Switching Controllers Applications

• High-frequency resonant power supplies
• Induction heating systems
• Ultrasonic cleaning equipment drivers

DC DC Switching Controllers Procurement Notes

Verify the specific revision level and manufacturing date code against the latest Texas Instruments datasheet to ensure compatibility with current design requirements. Confirm that the SOIC-16 package dimensions align with the target PCB footprint. Check for any recent product change notifications regarding material composition or pinout adjustments before finalizing procurement orders.

DC DC Switching Controllers Selection Notes

Select this controller when designing resonant converters requiring precise timing control and high-frequency operation up to 450 kHz. Ensure the application topology matches the supported configurations of full bridge, half bridge, or push-pull. Consider the thermal management capabilities required for the 16-SOIC package within the specified operating temperature range.

DC DC Switching Controllers Part Context

This component belongs to the UC3867 family of resonant-mode power supply controllers from Texas Instruments. It is designed for applications demanding high efficiency and compact size in high-frequency power conversion scenarios. The device integrates essential control features necessary for stable resonant operation without external complex circuitry.

DC DC Switching Controllers Replacement Considerations

UC3867DW

DC DC Switching Controllers FAQ

What switching frequencies does the UC3867DWTR support?

The device is designed for a switching frequency of 450 kHz.

Which converter topologies are compatible with this controller?

It supports full bridge, half bridge, and push-pull topologies.