Product Overview: TPS3514N by Texas Instruments

The TPS3514N is a versatile and efficient power supply supervisory circuit designed and manufactured by Texas Instruments, a leader in the semiconductor industry. This integrated circuit (IC) is engineered to provide precise voltage monitoring and control for electronic systems, ensuring reliable operation and protection against power supply faults.

Key Features

• Power-On Reset Control: The TPS3514N features a power-on reset generator that ensures the system microcontroller or processor initializes correctly upon startup or after a voltage drop.
• Under-Voltage Monitoring: With its built-in under-voltage sensing, the device monitors the power supply voltage levels and triggers a reset if they fall below a predefined threshold, helping to prevent system malfunction or damage.
• Programmable Delay: Users can set a programmable delay time for the reset signal, providing flexibility to meet the specific requirements of various applications.
• Voltage Supervision: The TPS3514N offers supervision for +3.3V, +5V, and +12V supply voltages, making it suitable for a wide range of electronic systems.
• Manual Reset Input: The inclusion of a manual reset input allows for an external trigger to reset the system, offering additional control for service personnel or system users.

Applications

The TPS3514N is ideal for use in a multitude of electronic applications where reliable power management is crucial. It is commonly employed in:

• Desktop computers
• Notebook computers
• Servers
• Embedded systems
• Industrial control systems

Technical Specifications

At the heart of the TPS3514N's technical prowess are its specifications:

• Supply Voltage Range: 4.5V to 18V
• Threshold Voltage Accuracy: ±3% over temperature
• Reset Time Delay: Adjustable with an external capacitor
• Operating Temperature Range: -40°C to +85°C
• Packaging: Available in an 8-pin plastic small outline (SOIC) package

The TPS3514N is a testament to Texas Instruments' commitment to providing high-quality, reliable integrated circuits for power management. With its robust feature set and flexible design, it stands as a go-to solution for designers looking to enhance the safety and stability of their electronic systems.