Texas Instruments

UC3834NG4

UC3834NG4 Description

The UC3834NG4 is a linear regulator controller designed by Texas Instruments, featuring a through-hole mounting type and housed in a tube package. This controller is designed to operate within an input voltage range of 5V to 35V and a supply current of 5.5mA. It offers a single output with both positive and negative fixed types, making it versatile for various applications. The UC3834NG4 is suitable for operating temperatures ranging from 0°C to 70°C, ensuring reliable performance in a wide range of environmental conditions. Additionally, it is REACH unaffected and RoHS3 compliant, adhering to stringent environmental and safety standards. The product is classified under HTSUS code 8542.39.0001 and has a moisture sensitivity level (MSL) of 1, indicating unlimited storage conditions. Although the product status is marked as obsolete, it remains a reliable choice for existing designs and specific applications where its unique features are required.

UC3834NG4 Features

The UC3834NG4 offers several distinct features that set it apart from similar models in the market:

• Wide Operating Voltage Range: The controller operates efficiently within a 5V to 35V input voltage range, providing flexibility for various power supply requirements.
• Low Supply Current: With a supply current of only 5.5mA, the UC3834NG4 ensures minimal power consumption, making it ideal for energy-efficient designs.
• Single Output Configuration: The single output design simplifies circuit design and reduces complexity, while offering both positive and negative fixed types to cater to diverse application needs.
• Environmental Compliance: The UC3834NG4 is REACH unaffected and RoHS3 compliant, ensuring it meets global environmental and safety standards, making it a responsible choice for modern electronics.
• Robust Operating Temperature Range: Suitable for temperatures from 0°C to 70°C, the UC3834NG4 can be deployed in a variety of environments without compromising performance.
• Through-Hole Mounting: The through-hole mounting type ensures reliable mechanical stability and ease of integration into printed circuit boards (PCBs).

UC3834NG4 Applications

The UC3834NG4 is well-suited for a variety of applications due to its versatile features and robust performance:

• Power Supply Circuits: Ideal for designing linear power supplies where a wide input voltage range and low supply current are critical.
• Battery Chargers: The controller's ability to handle a broad voltage range makes it suitable for battery charging applications, ensuring efficient and reliable charging processes.
• Industrial Control Systems: The UC3834NG4's robust operating temperature range and compliance with environmental standards make it a reliable choice for industrial control systems that require stable and efficient power regulation.
• Consumer Electronics: In applications such as portable devices and home appliances, the UC3834NG4 can provide stable power regulation with minimal power consumption.
• Medical Devices: The controller's compliance with environmental and safety standards makes it suitable for use in medical devices where reliability and safety are paramount.

Conclusion of UC3834NG4

The UC3834NG4, despite being marked as obsolete, remains a valuable component for specific applications requiring its unique features. Its wide operating voltage range, low supply current, and compliance with environmental standards make it a reliable choice for power regulation in various industries. Whether used in power supply circuits, battery chargers, industrial control systems, consumer electronics, or medical devices, the UC3834NG4 offers robust performance and versatility. For existing designs and applications where its specific attributes are required, the UC3834NG4 continues to be a dependable solution.