TEA1721AT/N1,118

The TEA1721AT/N1,118 is a high-efficiency GreenChip SMPS control IC designed for power supply applications. It features a built-in 800V high-voltage start-up cell and robust ESD protection, making it suitable for a wide range of power management needs.

Pinout

(Note: The pin configuration below is a general representation. Refer to the specific datasheet for precise details.)

• VDD: Power supply voltage
• VBAT: Start-up voltage
• GD: Gate driver output
• GND: Ground connection
• VREG: Voltage regulator output
• CS: Current sense input
• COMP: Compensation pin for loop stabilization

Circuit Diagram

Include a circuit diagram illustrating the connections and operation of the TEA1721AT/N1,118 IC for a visual representation.

Key Features

• High-Efficiency Control: The TEA1721AT/N1,118 provides efficient control for switch-mode power supplies, reducing energy loss and improving overall power conversion.
• Integrated High-Voltage Start-Up Cell: Featuring a built-in 800V start-up cell, this IC simplifies power supply design and enhances reliability.
• ESD Protection: Robust ESD protection on critical pins ensures reliable operation in various operating conditions.
• Adjustable Current Sense Threshold: The current sense threshold can be adjusted to optimize performance for different load conditions.
• Programmable Over-Temperature Protection: Allows for customized thermal management strategies to safeguard the IC under high-temperature scenarios.

Note: For detailed technical specifications, please refer to the TEA1721AT/N1,118 datasheet.

Application

• Power Supply Units: Ideal for use in power supply units for consumer electronics, LED lighting, and industrial equipment.
• LED Driver Systems: Suitable for driving LED lighting systems with efficient power management capabilities.
• Industrial Control: Used in industrial control systems and automation applications for reliable power regulation.

Functionality

The TEA1721AT/N1,118 is designed to provide efficient and reliable control for switch-mode power supplies, offering adjustable parameters for optimized performance in various applications.

Usage Guide

• Power Supply Connections: Connect VDD (Pin 1) and GND (Pin 4) to the respective power and ground connections in the system.
• Start-Up Voltage: Provide the required start-up voltage to VBAT (Pin 2) for proper initialization of the IC.
• Current Sense Adjustment: Adjust the current sense threshold through the CS pin (Pin 6) for accurate current sensing and protection.

Frequently Asked Questions

Q: What is the maximum input voltage the TEA1721AT/N1,118 can handle?
A: The TEA1721AT/N1,118 is designed to handle input voltages up to 800V, making it suitable for various power supply applications.

Q: Does the TEA1721AT/N1,118 support adjustable output voltage?
A: The TEA1721AT/N1,118 does not directly control output voltage but provides efficient control mechanisms for regulating power conversion.