TPS61031PWPR

Product Overview

Category

The TPS61031PWPR belongs to the category of integrated circuits (ICs) and specifically falls under the voltage regulators - DC/DC switching regulators.

Use

This product is primarily used for boosting or stepping up the input voltage to a higher output voltage level. It is commonly employed in various electronic devices where a higher voltage is required, such as portable devices, battery-powered systems, and low-power applications.

Characteristics

• Input Voltage Range: 0.7V to 5.5V
• Output Voltage Range: 1.8V to 5.5V
• Maximum Output Current: 500mA
• Switching Frequency: 1.2MHz
• Efficiency: Up to 90%
• Operating Temperature Range: -40°C to +85°C

Package

The TPS61031PWPR is available in a small-footprint HTSSOP-20 package, which offers excellent thermal performance and ease of integration into compact designs.

Essence

The essence of the TPS61031PWPR lies in its ability to efficiently boost low input voltages to higher output voltages, enabling the operation of power-hungry components in energy-constrained applications.

Packaging/Quantity

The TPS61031PWPR is typically supplied in tape and reel packaging, with 2500 units per reel.

Specifications

• Input Voltage Range: 0.7V to 5.5V
• Output Voltage Range: 1.8V to 5.5V
• Maximum Output Current: 500mA
• Switching Frequency: 1.2MHz
• Quiescent Current: 50µA
• Shutdown Current: 0.1µA
• Operating Temperature Range: -40°C to +85°C
• Package: HTSSOP-20

Detailed Pin Configuration

The TPS61031PWPR features a total of 20 pins, each serving a specific function. The pin configuration is as follows:

1. EN (Enable)
2. FB (Feedback)
3. SS/TR (Soft Start/Tracking)
4. PGND (Power Ground)
5. SW (Switch Node)
6. SW (Switch Node)
7. SW (Switch Node)
8. SW (Switch Node)
9. SW (Switch Node)
10. SW (Switch Node)
11. SW (Switch Node)
12. SW (Switch Node)
13. SW (Switch Node)
14. SW (Switch Node)
15. SW (Switch Node)
16. SW (Switch Node)
17. SW (Switch Node)
18. SW (Switch Node)
19. VIN (Input Voltage)
20. VOUT (Output Voltage)

Functional Features

• Wide Input Voltage Range: The TPS61031PWPR can accept input voltages as low as 0.7V, making it suitable for various battery-powered applications.
• High Efficiency: With an efficiency of up to 90%, this voltage regulator minimizes power losses and maximizes battery life.
• Fixed Output Voltage: The output voltage can be set within the range of 1.8V to 5.5V, providing flexibility for different system requirements.
• Integrated Protection Features: The IC incorporates overcurrent protection, thermal shutdown, and undervoltage lockout to safeguard against potential faults and ensure reliable operation.

Advantages and Disadvantages

Advantages

• Wide input voltage range enables compatibility with various power sources.
• High efficiency reduces power consumption and extends battery life.
• Compact package allows for easy integration into space-constrained designs.
• Integrated protection features enhance system reliability.

Disadvantages

• Limited maximum output current of 500mA may not be sufficient for high-power applications.
• Higher switching frequency may introduce additional noise in sensitive circuits.

Working Principles

The TPS61031PWPR operates as a boost converter, utilizing a high-frequency switching technique to step up the input voltage. It consists of an internal power switch, control circuitry, and feedback loop. When enabled, the IC controls the power switch to rapidly switch between the input and output sides, storing energy in an inductor during the on-time and releasing it to the output during the off-time. This process efficiently boosts the input voltage to the desired output level.

Detailed Application Field Plans

The TPS61031PWPR finds applications in various fields, including but not limited to: 1. Portable electronic devices (e.g., smartphones, tablets, portable media players) 2. Battery-powered systems (e.g., wireless sensors, wearable devices) 3. Low-power applications (e.g., IoT devices, remote monitoring systems) 4. Automotive electronics (e.g., infotainment systems, navigation devices)

Detailed and Complete Alternative Models

1. TPS61030