The UCC38084PW is a high-performance, low-power pulse width modulation (PWM) controller from Texas Instruments, designed for efficient power supply operations. This advanced IC is part of the UCC3808x family and is specifically engineered to offer optimal solutions for offline and DC-to-DC fixed-frequency current-mode switching power supplies.

Key Features

• Current-Mode Control: The UCC38084PW incorporates current-mode control to provide superior transient response, simplified loop compensation, and robust load and line regulation.
• Programmable Switching Frequency: Users can set the switching frequency anywhere from 10 kHz to 1 MHz, allowing for flexibility in design and optimization of the power supply for specific applications.
• Low Startup and Operating Current: This device boasts a low startup current of 0.5 µA and an operating current of 2.5 mA, making it an energy-efficient choice for battery-powered and energy-sensitive systems.
• High-Efficiency Operation: The UCC38084PW is designed for high-efficiency power conversion, which can reduce heat dissipation and improve the reliability of the end application.
• Drive Capability: It features a totem-pole output stage with high-current driving capability, ensuring fast and efficient driving of power MOSFETs or IGBTs.

Applications

The versatility of the UCC38084PW makes it suitable for a wide range of applications, including:

• Offline power supplies
• DC-to-DC converters
• AC-to-DC adapters
• Telecommunication power systems
• Industrial power systems

Quality and Reliability

Texas Instruments is renowned for its commitment to quality, and the UCC38084PW is no exception. It is available in a 14-pin TSSOP (Thin Shrink Small Outline Package), providing a compact solution with the reliability expected from a leading semiconductor manufacturer.

Design Support

Designers can take advantage of Texas Instruments' extensive support network, which includes application notes, reference designs, and simulation tools to facilitate the integration of the UCC38084PW into their power management systems.