TPS61055DRCR

Product Overview

Category

The TPS61055DRCR belongs to the category of integrated circuits (ICs) and specifically falls under the voltage regulators - switching regulators classification.

Use

This product is primarily used for boosting or stepping up voltages in various electronic devices. It is commonly employed in applications where a higher voltage level is required than what is available from the power source.

Characteristics

• Input Voltage Range: 0.7V to 5.5V
• Output Voltage Range: 1.8V to 5.5V
• Switching Frequency: Up to 2MHz
• Efficiency: Up to 95%
• Package Type: 6-Pin WSON
• Operating Temperature Range: -40°C to +85°C

Package and Quantity

The TPS61055DRCR is packaged in a 6-pin WSON (Wafer Scale Chip-Scale Package) format. It is typically sold in reels, with each reel containing a specific quantity of ICs. The exact quantity per reel may vary depending on the manufacturer's specifications.

Specifications

• Input Voltage Range: 0.7V to 5.5V
• Output Voltage Range: 1.8V to 5.5V
• Maximum Output Current: 500mA
• Switching Frequency: Up to 2MHz
• Quiescent Current: 17µA (typical)
• Shutdown Current: <1µA
• Operating Temperature Range: -40°C to +85°C
• Efficiency: Up to 95%

Pin Configuration

The TPS61055DRCR has six pins arranged as follows:

```

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| | --| VIN SW |-- --| GND FB |-- --| EN VOUT|-- |___________| ```

• VIN: Input Voltage Pin
• SW: Switching Node Pin
• GND: Ground Pin
• FB: Feedback Pin
• EN: Enable Pin
• VOUT: Output Voltage Pin

Functional Features

1. Wide Input Voltage Range: The TPS61055DRCR can accept input voltages ranging from 0.7V to 5.5V, making it suitable for a wide range of applications.
2. High Efficiency: With an efficiency of up to 95%, this voltage regulator minimizes power losses and maximizes energy conversion.
3. Adjustable Output Voltage: The output voltage can be adjusted within the range of 1.8V to 5.5V, providing flexibility in meeting specific device requirements.
4. Low Quiescent Current: The quiescent current of only 17µA (typical) ensures minimal power consumption during standby or idle modes.
5. Shutdown Mode: The IC features a shutdown mode with a current draw of less than 1µA, allowing for further power savings when the device is not in use.

Advantages and Disadvantages

Advantages

• Wide input voltage range enables compatibility with various power sources.
• High efficiency reduces power dissipation and extends battery life.
• Adjustable output voltage allows for customization based on application needs.
• Low quiescent current minimizes power consumption during idle periods.
• Shutdown mode provides additional power-saving capabilities.

Disadvantages

• Limited maximum output current of 500mA may not be sufficient for high-power applications.
• Requires careful consideration of thermal management due to the potential for heat generation at higher input/output differentials.

Working Principles

The TPS61055DRCR operates as a boost converter, utilizing a switching regulator topology. It converts a lower input voltage to a higher output voltage by controlling the switching of an internal power transistor. The switching action, controlled by an integrated circuit, efficiently transfers energy from the input to the output, resulting in the desired voltage boost.

Detailed Application Field Plans

The TPS61055DRCR finds applications in various fields, including but not limited to:

1. Battery-Powered Devices: It can be used in portable electronic devices such as smartphones, tablets, and wearable devices to boost battery voltage for powering different components.
2. IoT (Internet of Things) Devices: The IC is suitable for IoT devices that require higher voltages than what is available from low-power sources like batteries or energy harvesting modules.
3. Industrial Automation: It can be utilized in industrial automation systems where voltage boosting is necessary for driving sensors, actuators, and communication modules.
4. Automotive Electronics: The TPS61055DRCR can be employed in automotive applications to step up voltages for powering various subsystems, including infotainment systems, lighting modules, and control units.

Detailed and Complete Alternative Models

1. TPS61056DRCR: Similar to the TPS61055DRCR