The UCC3813DTR-4G4 from Texas Instruments is a high-performance, fixed-frequency current-mode PWM controller. As a part of the UCC3813 series, this device is specially designed for off-line and DC-to-DC converter applications offering the perfect balance of features to achieve low-cost, efficient power solutions.

Key Features

• Operating Range: The UCC3813DTR-4G4 operates with an input voltage range from 10 V to 30 V, making it suitable for a variety of power systems.
• Frequency: This controller operates at a fixed frequency of 100 kHz, providing a predictable switching pattern that simplifies noise filtering and allows for the use of smaller, more efficient components.
• Drive Capability: It comes with a peak output drive capability of 1 A, ensuring robust drive for power MOSFETs and IGBTs.
• Efficiency: The device's current-mode control provides improved transient response and simplified loop compensation.
• Low Power Consumption: The UCC3813DTR-4G4 features low startup and operating currents, which enhance the overall efficiency of the power system.
• Protection Features: It includes a variety of protection features such as undervoltage lockout, overcurrent protection, and thermal shutdown, which contribute to the safe operation of the end application.

Applications

The versatility of the UCC3813DTR-4G4 makes it an ideal choice for a range of applications, including:

• AC-DC power supplies
• DC-DC converters
• Power factor correction modules
• LED drivers
• Telecommunications equipment
• Industrial systems

Package and Availability

The UCC3813DTR-4G4 is available in a TSSOP-14 (Thin Shrink Small Outline Package) that offers a compact footprint for space-constrained applications. The device is provided in tape and reel packaging, facilitating efficient handling and manufacturing processes.

As a product from Texas Instruments, a leading semiconductor company, the UCC3813DTR-4G4 is backed by a robust technical support network and the assurance of high manufacturing standards, making it a reliable choice for designers and engineers looking to create high-performance power management systems.