UCC2802PW

Overview

The UCC2802PW is a low-power BiCMOS current-mode PWM controller manufactured by Texas Instruments. It operates within a supply voltage range of 10 V to 36 V and supports switching frequencies up to 1 MHz. The device features a maximum duty cycle of 100% and provides an output drive current of 1 A. It functions reliably across an extended temperature range from -40°C to +125°C. The component is housed in an SOIC-8 surface-mount package, ensuring compatibility with standard automated assembly processes for power management applications.

Feature Summary

• Implements current-mode PWM control architecture for efficient regulation
• Supports 100% maximum duty cycle operation for flexible converter topologies
• Utilizes low-power BiCMOS technology to minimize quiescent consumption

Applications

• Flyback converters
• Forward converters
• Push-pull converters

Procurement Notes

Verify the specific suffix against official Texas Instruments documentation to confirm exact electrical tolerances and packaging specifications. Ensure the procurement channel is authorized to guarantee component authenticity and traceability. Cross-reference the manufacturer part number with the latest datasheet revision to validate operational parameters before integration into design workflows.

Selection Notes

Select this component for designs requiring high-efficiency current-mode control with minimal standby power consumption. The wide input voltage range and robust operating temperature limits make it suitable for industrial environments. Evaluate the SOIC-8 footprint constraints and thermal dissipation requirements relative to the 1 A output drive capability during initial circuit planning.

Part Context

This controller belongs to the UCC28xx series of low-power BiCMOS PWM devices designed for cost-effective power supply solutions. It shares architectural similarities with other members like the UCC2801 and UCC2803, offering standardized pinouts and control logic. The series targets general-purpose isolated and non-isolated DC-DC conversion needs across consumer and industrial sectors.

FAQ

What is the maximum switching frequency supported by the UCC2802PW?

The device supports switching frequencies up to 1 MHz.

Does the UCC2802PW support 100% duty cycle operation?

Yes, the controller allows for a maximum duty cycle of 100%.