TPS2483PWR

Product Overview

Category

The TPS2483PWR belongs to the category of integrated circuits (ICs) and specifically falls under the power management ICs.

Use

This IC is primarily used for overvoltage protection in various electronic systems, such as power supplies, industrial equipment, and automotive applications.

Characteristics

• Overvoltage protection: The TPS2483PWR offers robust overvoltage protection by monitoring the input voltage and disconnecting the load when it exceeds a certain threshold.
• Fast response time: With its quick response time, this IC ensures efficient protection against voltage spikes or surges.
• Low power consumption: The TPS2483PWR is designed to consume minimal power during operation, making it suitable for energy-efficient applications.
• Wide operating voltage range: It can operate within a wide voltage range, typically from 2.7V to 18V, providing flexibility in different system designs.

Package

The TPS2483PWR is available in a small-sized surface mount package known as PowerPAD™ TSSOP (Thin Shrink Small Outline Package). This package offers excellent thermal dissipation capabilities, ensuring reliable performance even in demanding conditions.

Essence

The essence of the TPS2483PWR lies in its ability to protect sensitive electronic components from potential damage caused by overvoltage events. By swiftly disconnecting the load when an overvoltage condition is detected, it safeguards the system's integrity and prolongs its lifespan.

Packaging/Quantity

The TPS2483PWR is typically sold in reels containing 2500 units per reel. This packaging format ensures ease of handling and facilitates automated assembly processes.

Specifications

• Input Voltage Range: 2.7V to 18V
• Operating Temperature Range: -40°C to 125°C
• Overvoltage Threshold: Programmable, typically 5% above the desired voltage level
• Response Time: Less than 1µs
• Quiescent Current: 10µA (typical)
• Output Disconnection Resistance: 100mΩ (typical)

Detailed Pin Configuration

The TPS2483PWR features a 16-pin TSSOP package with the following pin configuration:

1. EN (Enable)
2. GND (Ground)
3. VCC (Power Supply)
4. OV (Overvoltage Threshold Programming)
5. FLT (Fault Indicator)
6. NC (No Connection)
7. NC (No Connection)
8. NC (No Connection)
9. NC (No Connection)
10. NC (No Connection)
11. NC (No Connection)
12. NC (No Connection)
13. NC (No Connection)
14. NC (No Connection)
15. OUT (Output)
16. IN (Input)

Functional Features

• Overvoltage Protection: The TPS2483PWR continuously monitors the input voltage and compares it to the programmable overvoltage threshold. If the input voltage exceeds this threshold, the IC disconnects the load by turning off the output.
• Fault Indication: The FLT pin provides a fault indication signal when an overvoltage event occurs, allowing for system-level diagnostics and troubleshooting.
• Enable Control: The EN pin enables or disables the overvoltage protection functionality, providing flexibility in system design and operation.

Advantages and Disadvantages

Advantages

• Robust overvoltage protection ensures the safety of sensitive electronic components.
• Fast response time minimizes the risk of damage caused by voltage spikes.
• Low power consumption contributes to energy-efficient designs.
• Wide operating voltage range allows for versatile application scenarios.

Disadvantages

• Limited to overvoltage protection functionality, may require additional circuitry for comprehensive power management.

Working Principles

The TPS2483PWR operates based on a voltage monitoring principle. It continuously measures the input voltage and compares it to the programmable overvoltage threshold. When the input voltage exceeds this threshold, the IC disconnects the load by turning off the output. The fault indication pin provides a signal to indicate the occurrence of an overvoltage event.

Detailed Application Field Plans

The TPS2483PWR finds applications in various fields where overvoltage protection is crucial. Some specific application areas include:

1. Power Supplies: Ensuring the safety of electronic devices by protecting them from voltage surges.
2. Industrial Equipment: Safeguarding sensitive components in industrial machinery from potential damage caused by overvoltage events.
3. Automotive Electronics: Protecting automotive systems, such as control units and sensors, from voltage spikes that may occur during vehicle operation.

Detailed and Complete Alternative Models

1. TPS2482PWR: Similar to the TPS2483PWR, but with additional undervoltage protection functionality.
2. TPS2490PWR: Offers overvoltage protection with adjustable