Texas Instruments

UC1846J  

Power Supply Controllers, Monitors

UC1846J Description

The UC1846J from Texas Instruments is a high-performance current-mode PWM controller designed for precision power management applications. Housed in a 16-pin DIP (Through Hole) package, it operates with a wide supply voltage range of up to 40V and consumes 17 mA of supply current, making it suitable for demanding power supply designs. This ROHS3 Compliant and REACH Unaffected device is ideal for industrial, automotive, and telecom applications where reliability and efficiency are critical. Its tube packaging ensures safe handling and storage, while its Not Applicable Moisture Sensitivity Level (MSL) simplifies assembly processes.

UC1846J Features

• Current-Mode Control: Ensures superior loop response and stability compared to voltage-mode controllers.
• Wide Input Voltage Range (Up to 40V): Supports diverse power supply configurations.
• Low Supply Current (17 mA): Enhances energy efficiency in standby or low-load conditions.
• Through-Hole Mounting (DIP-16): Facilitates easy prototyping and robust mechanical connections.
• Industrial-Grade Reliability: ROHS3 Compliant and REACH Unaffected, ensuring compliance with environmental regulations.
• Not Applicable MSL: Eliminates concerns about moisture exposure during storage or assembly.

UC1846J Applications

The UC1846J excels in applications requiring precise power regulation, such as:

• Switch-Mode Power Supplies (SMPS): Delivers stable output with minimal ripple.
• DC-DC Converters: Optimizes efficiency in step-up/step-down voltage conversion.
• Industrial Power Systems: Withstands harsh environments due to its robust design.
• Telecom Infrastructure: Ensures reliable operation in base stations and networking equipment.
• Automotive Electronics: Meets stringent performance requirements for onboard power management.

Conclusion of UC1846J

The UC1846J stands out as a versatile and reliable current-mode PWM controller, offering high efficiency, wide voltage tolerance, and robust construction. Its through-hole mounting and industrial-grade compliance make it a preferred choice for engineers designing power systems in demanding sectors. Whether for SMPS, DC-DC converters, or automotive applications, this controller provides precision, durability, and regulatory compliance, solidifying its position as a top-tier solution in power management.

UC1846J Documents

Download datasheets and manufacturer documentation for UC1846J