Texas Instruments

UCC38C43DGK  

DC DC Switching Controllers

UCC38C43DGK Description

The UCC38C43DGK is a versatile transistor driver IC designed for power management applications, specifically tailored for boost, flyback, and forward converter topologies. Manufactured by Texas Instruments, this IC offers a comprehensive set of features that make it suitable for a wide range of power conversion tasks. Despite being marked as obsolete, the UCC38C43DGK remains a reliable choice for engineers looking for a robust and efficient power management solution.

UCC38C43DGK Features

• Output Type: Transistor Driver
• Output Configuration: Positive
• Frequency - Switching: Capable of operating up to 1MHz, ensuring high efficiency and fast response times.
• Voltage - Supply (Vcc/Vdd): Operates within a wide range of 7.6V to 18V, providing flexibility in power supply requirements.
• Operating Temperature: Suitable for industrial applications with an operating temperature range of 0°C to 70°C (TJ).
• Control Features: Includes frequency control, allowing precise regulation of switching frequencies.
• Duty Cycle (Max): Achieves a maximum duty cycle of 96%, maximizing power transfer efficiency.
• Number of Outputs: Single output, simplifying design and reducing complexity.
• Output Phases: Single phase, ideal for straightforward power conversion needs.
• Package: Supplied in a tube package, facilitating easy handling and integration into surface mount designs.
• Compliance: REACH Unaffected and ROHS3 Compliant, ensuring environmental and regulatory standards are met.
• Moisture Sensitivity Level (MSL): Level 2 (1 Year), providing protection against moisture damage during storage and handling.

UCC38C43DGK Applications

The UCC38C43DGK is well-suited for applications requiring efficient power conversion and control. Its ability to operate in various topologies makes it ideal for:

• Boost Converters: Enhancing voltage levels in power supplies and battery-operated devices.
• Flyback Converters: Providing isolated power conversion in compact designs.
• Forward Converters: Offering efficient power transfer in high-power applications.

This IC is particularly advantageous in applications where space is limited and high efficiency is required. Its wide operating voltage range and high switching frequency make it suitable for both low-power and high-power applications, including:

• Consumer Electronics: Power supplies for laptops, smartphones, and other portable devices.
• Industrial Equipment: Power conversion in machinery and control systems.
• Telecommunications: Powering base stations and network equipment.

Conclusion of UCC38C43DGK

The UCC38C43DGK stands out as a reliable and efficient transistor driver IC, offering a wide range of features and benefits for power management applications. Its ability to operate in multiple topologies, combined with its high switching frequency and wide voltage range, makes it a versatile solution for various power conversion needs. Despite its obsolete status, the UCC38C43DGK remains a valuable component for engineers seeking a proven and effective power management solution.

UCC38C43DGK Documents

Download datasheets and manufacturer documentation for UCC38C43DGK

Datasheets :

UCC28C40-45, UCC38C40-45      

UNKNOWN TYPE :

8-VSSOP      

PCN Obsolescence/ EOL :

UCCx8C4xDGK obs 12/Jan/2023      

HTML Datasheet :

UCC28C40-45, UCC38C40-45