TPS62745DSSR

Product Overview

Category

The TPS62745DSSR belongs to the category of integrated circuits (ICs) and specifically falls under the voltage regulators - switching regulators family.

Use

This IC is primarily used as a step-down converter, providing efficient power management solutions for various electronic devices.

Characteristics

• High efficiency: The TPS62745DSSR offers high conversion efficiency, minimizing power loss during voltage regulation.
• Low quiescent current: It features a low quiescent current, ensuring minimal power consumption in standby or idle modes.
• Wide input voltage range: The IC can handle a wide input voltage range, making it suitable for diverse applications.
• Adjustable output voltage: The output voltage can be adjusted according to the specific requirements of the device.
• Overcurrent protection: The TPS62745DSSR incorporates overcurrent protection, safeguarding the connected components from damage.

Package

The TPS62745DSSR is available in a small outline package (DSSR), which facilitates easy integration into compact electronic designs.

Essence

The essence of the TPS62745DSSR lies in its ability to efficiently regulate voltage levels, ensuring stable and reliable power supply to electronic devices.

Packaging/Quantity

The IC is typically supplied in reels or tubes, with a standard quantity of 2500 units per reel/tube.

Specifications

• Input Voltage Range: 2.75V to 6V
• Output Voltage Range: 0.6V to VIN
• Maximum Output Current: 1A
• Quiescent Current: 17µA
• Switching Frequency: 2.25MHz
• Operating Temperature Range: -40°C to 85°C

Detailed Pin Configuration

The TPS62745DSSR has the following pin configuration:

1. VIN: Input voltage pin
2. PGND: Power ground pin
3. SW: Switching node pin
4. FB: Feedback voltage pin
5. EN: Enable pin
6. VOUT: Output voltage pin

Functional Features

• High efficiency conversion
• Low power consumption in standby mode
• Overcurrent protection
• Adjustable output voltage
• Thermal shutdown protection

Advantages and Disadvantages

Advantages

• High conversion efficiency leads to reduced power loss.
• Wide input voltage range allows for versatile applications.
• Compact package facilitates integration into space-constrained designs.
• Overcurrent protection ensures device safety.

Disadvantages

• Limited maximum output current (1A).
• Operating temperature range may not be suitable for extreme environments.

Working Principles

The TPS62745DSSR operates as a step-down converter, converting a higher input voltage to a lower output voltage. It utilizes a switching regulator topology, which efficiently regulates the voltage by rapidly switching the input voltage on and off. This switching action, combined with an inductor and capacitors, enables the IC to provide a stable output voltage with minimal power loss.

Detailed Application Field Plans

The TPS62745DSSR finds application in various electronic devices, including but not limited to: - Portable consumer electronics - Battery-powered devices - IoT devices - Wearable devices - Industrial automation systems

Detailed and Complete Alternative Models

1. TPS62740DSSR: Similar to TPS62745DSSR, but with a lower maximum output current of 500mA.
2. TPS62746DSSR: Similar to TPS62745DSSR, but with a higher maximum output current of 1.5A.
3. TPS62747DSSR: Similar to TPS62745DSSR, but with extended operating temperature range (-40°C to 125°C).

These alternative models offer similar functionality with slight variations in specifications, catering to different application requirements.

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