TPS40345DRCR

Product Overview

Category

The TPS40345DRCR belongs to the category of integrated circuits (ICs) and specifically falls under the voltage regulators category.

Use

This product is primarily used as a synchronous buck controller for regulating voltage in various electronic devices and systems.

Characteristics

• The TPS40345DRCR is designed to operate with an input voltage ranging from 4.5V to 18V.
• It provides an adjustable output voltage with a range of 0.6V to 5.5V.
• This device offers high efficiency and low power dissipation, making it suitable for power-sensitive applications.
• It features a wide operating temperature range of -40°C to 125°C, ensuring reliable performance in various environments.

Package and Quantity

The TPS40345DRCR is available in a small outline package (SOIC) with eight pins. It is supplied in tape and reel packaging, with a quantity of 2500 units per reel.

Specifications

• Input Voltage Range: 4.5V to 18V
• Output Voltage Range: 0.6V to 5.5V
• Operating Temperature Range: -40°C to 125°C
• Package Type: SOIC-8
• Packaging: Tape and Reel
• Quantity per Reel: 2500 units

Pin Configuration

The TPS40345DRCR has the following pin configuration:

1. VIN: Input voltage pin
2. PGND: Power ground pin
3. BOOT: Bootstrap capacitor connection pin
4. SW: Switching node pin
5. FB: Feedback voltage pin
6. COMP: Compensation pin
7. SS/TR: Soft-start/Tracking pin
8. VCC: Supply voltage pin

Functional Features

• Synchronous Buck Controller: The TPS40345DRCR operates as a synchronous buck controller, regulating the output voltage efficiently.
• Wide Input Voltage Range: It can handle input voltages ranging from 4.5V to 18V, making it suitable for various power supply applications.
• Adjustable Output Voltage: The device allows for adjustable output voltage within the range of 0.6V to 5.5V, providing flexibility in different system requirements.
• High Efficiency: With its efficient design, the TPS40345DRCR minimizes power dissipation and maximizes energy conversion efficiency.
• Wide Operating Temperature Range: This product is designed to operate reliably in a wide temperature range, ensuring stable performance even in extreme conditions.

Advantages and Disadvantages

Advantages

• High efficiency and low power dissipation
• Wide input voltage range
• Adjustable output voltage
• Compact package size
• Reliable performance in various environments

Disadvantages

• Limited output voltage range (0.6V to 5.5V)
• Requires additional external components for complete functionality

Working Principles

The TPS40345DRCR operates based on the principle of pulse width modulation (PWM). It uses a feedback mechanism to regulate the output voltage by adjusting the duty cycle of the switching signal. By controlling the timing of the switch, the device maintains a stable output voltage despite variations in the input voltage or load conditions.

Detailed Application Field Plans

The TPS40345DRCR finds application in various fields, including but not limited to: 1. Power supplies for computer systems and servers 2. Industrial automation equipment 3. Telecommunications infrastructure 4. Automotive electronics 5. Consumer electronics

Alternative Models

For those seeking alternative options, the following models provide similar functionality to the TPS40345DRCR:

1. TPS40346DRCR
2. TPS40347DRCR
3. TPS40348DRCR
4. TPS40349DRCR

These models offer comparable specifications and features, providing flexibility in choosing the most suitable option for specific applications.

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