TPS27082LDDCR

Product Overview

Category

The TPS27082LDDCR belongs to the category of integrated circuits (ICs) and specifically falls under the power management ICs.

Use

This product is primarily used for power distribution and protection in various electronic devices and systems.

Characteristics

• The TPS27082LDDCR is a highly efficient power management IC designed to provide overvoltage and overcurrent protection.
• It offers a wide input voltage range, making it suitable for a variety of applications.
• This IC has low quiescent current consumption, ensuring minimal power loss during operation.
• It features a compact package size, enabling space-saving designs in electronic devices.
• The TPS27082LDDCR provides accurate and reliable protection against voltage spikes and excessive current flow.

Package and Quantity

The TPS27082LDDCR is available in a small outline package (SOP) with eight pins. It is typically sold in reels or tubes containing a specified quantity, such as 2500 units per reel.

Specifications

• Input Voltage Range: 2.7V to 18V
• Overvoltage Threshold: Adjustable from 2.5V to 16V
• Overcurrent Threshold: Adjustable from 0.1A to 3.5A
• Quiescent Current: 10µA (typical)
• Operating Temperature Range: -40°C to +85°C

Pin Configuration

The TPS27082LDDCR has the following pin configuration:

```

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| | --| EN | --| OV | --| OC | --| GND | --| PG | --| OUT | --| VIN | |___________| ```

• EN: Enable pin for controlling the IC's operation.
• OV: Overvoltage threshold adjustment pin.
• OC: Overcurrent threshold adjustment pin.
• GND: Ground reference for the IC.
• PG: Power good indicator output pin.
• OUT: Output voltage pin.
• VIN: Input voltage pin.

Functional Features

1. Overvoltage Protection: The TPS27082LDDCR monitors the input voltage and provides protection by shutting off the output when the voltage exceeds the set threshold.
2. Overcurrent Protection: It detects excessive current flow and disconnects the load to prevent damage to the circuitry.
3. Enable Control: The EN pin allows the user to enable or disable the IC's operation as required.
4. Power Good Indicator: The PG pin provides a signal indicating that the output voltage is within the acceptable range.
5. Adjustable Thresholds: The OV and OC pins allow the user to set the desired overvoltage and overcurrent thresholds, providing flexibility in different applications.

Advantages and Disadvantages

Advantages

• Efficient power management solution with overvoltage and overcurrent protection.
• Wide input voltage range enables versatile application possibilities.
• Low quiescent current consumption minimizes power loss.
• Compact package size facilitates space-saving designs.
• Accurate and reliable protection against voltage spikes and excessive current flow.

Disadvantages

• Limited adjustability range for overvoltage and overcurrent thresholds.
• May require additional external components for specific applications.

Working Principles

The TPS27082LDDCR operates by continuously monitoring the input voltage and current. When the voltage exceeds the set overvoltage threshold or the current exceeds the overcurrent threshold, the IC triggers a shutdown mechanism. This mechanism disconnects the load from the power source, protecting the downstream circuitry from potential damage. The EN pin allows the user to enable or disable the IC's operation, while the OV and OC pins provide adjustable thresholds for overvoltage and overcurrent protection.

Application Field Plans

The TPS27082LDDCR finds applications in various electronic devices and systems that require reliable power distribution and protection. Some potential application fields include:

1. Consumer Electronics: Smartphones, tablets, laptops, and other portable devices can benefit from the TPS27082LDDCR's protection features to safeguard against voltage spikes and excessive current.

2. Industrial Automation: Control systems, motor drives, and industrial equipment often require robust power management solutions to ensure safe and reliable operation.

3. Automotive Electronics: The TPS27082LDDCR can be used in automotive applications such as electric vehicles, where protection against overvoltage and overcurrent is crucial for the safety of the vehicle's electrical systems.

4. Telecommunications: Networking equipment, routers, and switches can utilize the TPS27082LDDCR to protect sensitive components from power-related issues.

Alternative Models

1. TPS27081LDDCR: Similar to the TPS27082LDDCR but with a different pin configuration.
2. TPS27083LDDCR: Offers additional features such as