UCC3806J

Power Supply Controllers, Monitors Overview

The UCC3806J is a low-power, dual-output current-mode PWM controller manufactured by Texas Instruments. It supports boost, buck, flyback, and forward topologies with a switching frequency of 1 MHz and a maximum duty cycle of 50%. The device provides an output current of 500 mA and operates within a temperature range of 0°C to +70°C. It is housed in a TSSOP-16 package.

Power Supply Controllers, Monitors Feature Summary

• Dual-output current-mode PWM control architecture
• Supports multiple converter topologies including boost, buck, flyback, and forward
• Integrated high-speed driver with 35 ns fall time

Power Supply Controllers, Monitors Applications

• Low power offline power supplies
• Battery chargers
• Adapters and wall plugs

Power Supply Controllers, Monitors Procurement Notes

Verify the specific suffix 'J' against the official Texas Instruments datasheet to confirm the exact operating temperature range and package variant. Ensure compatibility with your system's thermal requirements and PCB footprint specifications before procurement.

Power Supply Controllers, Monitors Selection Notes

Select this component for applications requiring dual isolated outputs from a single controller. Consider the 1 MHz switching frequency for compact magnetic design. Verify that the 50% maximum duty cycle meets the input-to-output voltage ratio requirements of the target topology.

Power Supply Controllers, Monitors Part Context

The UCC3806 series belongs to Texas Instruments' family of low-power current-mode PWM controllers. These devices are designed for cost-sensitive, high-volume applications where power efficiency and component count reduction are critical priorities.

Power Supply Controllers, Monitors Replacement Considerations

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