TPS2065DGNR-1

Product Overview

Category

The TPS2065DGNR-1 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 electronic devices. It provides a convenient solution for managing power supply to various components within a system.

Characteristics

• Integrated power switch with overcurrent protection
• Low on-resistance
• Wide input voltage range
• Adjustable current limit
• Thermal shutdown protection
• Fast short-circuit response time

Package

The TPS2065DGNR-1 is available in a small outline package (SOIC) with 8 pins. This package offers ease of integration into circuit boards and ensures efficient heat dissipation.

Essence

The essence of the TPS2065DGNR-1 lies in its ability to regulate and protect power supply, ensuring stable operation of electronic devices.

Packaging/Quantity

The TPS2065DGNR-1 is typically packaged in reels or tubes, containing a specified quantity of ICs per package. The exact packaging and quantity may vary depending on the supplier.

Specifications

• Input Voltage Range: 2.7V to 5.5V
• Output Voltage Range: 0V to VCC
• Continuous Current Limit: Up to 1.5A
• Operating Temperature Range: -40°C to +85°C
• Quiescent Current: 50µA (typical)

Detailed Pin Configuration

The TPS2065DGNR-1 features the following pin configuration:

1. EN (Enable): Controls the power switch operation.
2. IN (Input): Connects to the input voltage source.
3. GND (Ground): Common ground reference.
4. PG (Power Good): Indicates the status of the power switch.
5. OUT (Output): Connects to the load or downstream circuitry.
6. ILIM (Current Limit): Sets the current limit threshold.
7. SS (Soft Start): Controls the soft start time.
8. VCC (Voltage Input): Supplies power to the IC.

Functional Features

• Overcurrent Protection: The TPS2065DGNR-1 monitors the output current and shuts off the power switch in case of excessive current flow, protecting the system from damage.
• Adjustable Current Limit: The ILIM pin allows users to set the desired current limit threshold according to their specific application requirements.
• Thermal Shutdown Protection: In case of excessive temperature, the IC automatically shuts down to prevent overheating and potential damage.
• Fast Short-Circuit Response Time: The TPS2065DGNR-1 quickly detects short-circuits and disables the power switch to protect the circuitry.

Advantages and Disadvantages

Advantages

• Compact size and easy integration into circuit boards.
• Wide input voltage range allows compatibility with various power sources.
• Adjustable current limit provides flexibility for different load requirements.
• Efficient thermal shutdown protection ensures safe operation.
• Fast short-circuit response time prevents damage to the system.

Disadvantages

• Limited maximum continuous current limit of 1.5A may not be suitable for high-power applications.
• Requires external components for complete power management functionality.

Working Principles

The TPS2065DGNR-1 operates by monitoring the input and output currents. It uses a power switch to control the power supply to the load. The ILIM pin sets the current limit threshold, and the IC continuously monitors the output current. If the current exceeds the set limit, the power switch is turned off to protect the system. Additionally, the IC incorporates thermal shutdown protection to prevent overheating.

Detailed Application Field Plans

The TPS2065DGNR-1 finds applications in various electronic devices and systems, including but not limited to: - Portable electronic devices (e.g., smartphones, tablets) - Battery-powered devices - Industrial automation systems - Automotive electronics - IoT devices

Detailed and Complete Alternative Models

• TPS2062DGNR-1: Similar to TPS2065DGNR-1 but with a lower continuous current limit of 1A.
• TPS2066DGNR-1: Similar to TPS2065DGNR-1 but with a higher continuous current limit of 2.5A.

These alternative models offer different current limits to cater to specific application requirements while maintaining similar functionality and characteristics.

In conclusion, the TPS2065DGNR-1 is an integrated power management IC that provides efficient power distribution and protection for electronic devices. Its compact size, adjustable current limit, and thermal shutdown protection make it suitable for a wide range of applications. However, its limited maximum continuous current limit and external component requirement should be considered when selecting this IC for high-power applications