TPS62405QDRCRQ1

Overview

Category: Integrated Circuits (ICs)

Use: Voltage Regulator

Characteristics: - High efficiency - Low quiescent current - Wide input voltage range - Adjustable output voltage - Small package size

Package: VSON (Very Small Outline No-Lead) 10-pin package

Essence: The TPS62405QDRCRQ1 is a highly efficient, low quiescent current, synchronous step-down DC-DC converter. It provides an adjustable output voltage from a wide input voltage range.

Packaging/Quantity: The TPS62405QDRCRQ1 is available in tape and reel packaging with a quantity of 3000 units per reel.

Specifications

• Input Voltage Range: 2.5V to 5.5V
• Output Voltage Range: 0.6V to VIN
• Output Current: Up to 1.5A
• Efficiency: Up to 95%
• Quiescent Current: 17µA (typical)
• Switching Frequency: 2.25MHz
• Operating Temperature Range: -40°C to +85°C

Pin Configuration

The TPS62405QDRCRQ1 has the following pin configuration:

```

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| | --| EN | --| PG | --| FB | --| SW | --| GND | --| LX | --| VIN | --| AGND | --| VOUT | |___________| ```

Functional Features

1. High Efficiency: The TPS62405QDRCRQ1 utilizes synchronous rectification to achieve high efficiency, resulting in reduced power dissipation and longer battery life.

2. Low Quiescent Current: With a low quiescent current of only 17µA, the TPS62405QDRCRQ1 minimizes power consumption during standby or idle modes.

3. Wide Input Voltage Range: The device can accept input voltages ranging from 2.5V to 5.5V, making it suitable for various applications.

4. Adjustable Output Voltage: The output voltage can be adjusted from 0.6V to VIN, providing flexibility for different system requirements.

Advantages and Disadvantages

Advantages: - High efficiency operation - Low power consumption during standby - Wide input voltage range - Adjustable output voltage

Disadvantages: - Limited output current capacity (up to 1.5A)

Working Principles

The TPS62405QDRCRQ1 is a step-down DC-DC converter that uses a synchronous rectification topology. It converts the input voltage to a lower regulated output voltage by controlling the duty cycle of the internal power switches. The high switching frequency of 2.25MHz allows for the use of small external components, resulting in a compact design.

Detailed Application Field Plans

The TPS62405QDRCRQ1 is commonly used in battery-powered portable devices, such as smartphones, tablets, and wearable devices. It is also suitable for applications where space is limited and high efficiency is required, such as IoT devices, industrial sensors, and automotive electronics.

Detailed and Complete Alternative Models

Some alternative models to the TPS62405QDRCRQ1 include: - TPS62130RGTT - TPS62203DBVR - TPS62353YZGR - TPS62740DSGT

These models offer similar functionality and characteristics, but may have different package options or slightly varying specifications.

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