Texas Instruments

UC1843J883B  

Power Supply Controllers, Monitors

UC1843J883B Description

The UC1843J883B is a high-performance, current mode PWM controller designed for use in a wide range of power supply applications. Manufactured by Texas Instruments, this device is part of the UCx84x series and is currently active in the market. With a supply voltage range of 12V to 28V and a low supply current of just 11 mA, the UC1843J883B offers excellent efficiency and performance in demanding power supply applications.

UC1843J883B Features

• Series: UCx84x - This series is known for its high performance and reliability in power supply control applications.
• Mounting Type: Through Hole - This allows for easy integration into existing PCB designs.
• Current - Supply: 11 mA - Low power consumption for efficient operation.
• Voltage - Supply: 12V to 28V - Wide voltage range for compatibility with various power sources.
• REACH Status: REACH Unaffected - Compliant with European regulations regarding the Registration, Evaluation, Authorization, and Restriction of Chemicals.
• RoHS Status: ROHS3 Compliant - Adheres to the Restriction of Hazardous Substances Directive, making it suitable for environmentally conscious designs.
• Moisture Sensitivity Level (MSL): Not Applicable - Indicates that this device is not sensitive to moisture, which can be an advantage in certain applications.

UC1843J883B Applications

The UC1843J883B is ideal for applications where precise and efficient power control is required. Some specific use cases include:

• Switching Power Supplies: Due to its PWM control capabilities, it is perfect for managing the power in switching power supplies.
• Battery Chargers: Its current mode control makes it suitable for battery charging applications where precise current regulation is necessary.
• LED Drivers: The UC1843J883B can be used in LED driver circuits to ensure consistent and efficient lighting.

Conclusion of UC1843J883B

In conclusion, the UC1843J883B from Texas Instruments stands out as a robust and efficient PWM controller. Its low power consumption, wide supply voltage range, and compliance with environmental standards make it a preferred choice for various power supply applications. Its unique features and advantages over similar models include its series' reputation for reliability and the device's adaptability to different voltages and power requirements. For applications demanding high performance and compliance with environmental standards, the UC1843J883B is an excellent choice.

UC1843J883B Documents

Download datasheets and manufacturer documentation for UC1843J883B