Texas Instruments
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TPS2110APWR
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TPS2110APWR

Product Overview

Category

The TPS2110APWR belongs to the category of integrated circuits (ICs) and specifically falls under the power management ICs.

Use

This product is primarily used for power multiplexing applications, where it enables seamless switching between two power sources.

Characteristics

  • Power multiplexer with low on-resistance
  • Supports input voltages ranging from 2.7V to 5.5V
  • Provides a continuous output current of up to 1.5A
  • Low quiescent current consumption
  • Fast switching speed for efficient power source selection

Package

The TPS2110APWR is available in a small form factor package known as the Thin Shrink Small Outline Package (TSSOP). This package offers excellent thermal performance and ease of integration into various circuit designs.

Essence

The essence of the TPS2110APWR lies in its ability to seamlessly switch between two power sources, ensuring uninterrupted power supply to the load.

Packaging/Quantity

The TPS2110APWR is typically supplied in reels, with each reel containing 2500 units of the IC.

Specifications

  • Input Voltage Range: 2.7V to 5.5V
  • Continuous Output Current: Up to 1.5A
  • On-Resistance (Rdson): Typically 50mΩ
  • Quiescent Current: Typically 20µA
  • Operating Temperature Range: -40°C to +85°C

Detailed Pin Configuration

The TPS2110APWR features a total of 16 pins, which are assigned specific functions as follows:

  1. EN: Enable pin for controlling the power multiplexer.
  2. IN1: Input 1 for the primary power source.
  3. IN2: Input 2 for the secondary power source.
  4. GND: Ground reference for the IC.
  5. VBAT: Battery voltage input.
  6. PGND: Power ground reference.
  7. OUT: Output voltage to the load.
  8. FLT: Fault indicator output.
  9. NC: No connection pin.
  10. NC: No connection pin.
  11. NC: No connection pin.
  12. NC: No connection pin.
  13. NC: No connection pin.
  14. NC: No connection pin.
  15. NC: No connection pin.
  16. NC: No connection pin.

Functional Features

  • Automatic power source selection based on availability and priority.
  • Fast switching speed for seamless transition between power sources.
  • Low on-resistance ensures minimal voltage drop across the power path.
  • Integrated fault detection and indication for enhanced system reliability.

Advantages and Disadvantages

Advantages

  • Efficient power multiplexing for uninterrupted power supply.
  • Wide input voltage range allows compatibility with various power sources.
  • Low quiescent current consumption for improved energy efficiency.
  • Small form factor package enables easy integration into space-constrained designs.

Disadvantages

  • Limited continuous output current may not be suitable for high-power applications.
  • Lack of adjustable parameters restricts customization options.

Working Principles

The TPS2110APWR operates by continuously monitoring the availability and quality of the primary and secondary power sources. It intelligently selects the appropriate power source based on predefined priority criteria. The integrated power MOSFETs ensure low on-resistance, minimizing power losses during power transfer. In case of a fault or unavailability of the selected power source, the IC quickly switches to the alternative source to maintain uninterrupted power supply to the load.

Detailed Application Field Plans

The TPS2110APWR finds applications in various fields where power multiplexing is required. Some potential application areas include:

  1. Portable electronic devices: Enables seamless switching between battery and external power sources, ensuring uninterrupted operation.
  2. Automotive systems: Facilitates power management in automotive applications, such as infotainment systems and advanced driver-assistance systems (ADAS).
  3. Industrial automation: Provides reliable power source selection for control systems, sensors, and actuators.
  4. IoT devices: Supports efficient power management in Internet of Things (IoT) devices, optimizing energy consumption.

Detailed and Complete Alternative Models

  1. TPS2110APW: Similar to TPS2110APWR but available in a different package (Wide SOIC).
  2. TPS2111APWR: Power multiplexer with higher continuous output current capability (up to 3A).
  3. TPS2112APWR: Dual-channel power multiplexer for simultaneous power source selection.

These alternative models offer similar functionality with slight variations in specifications and packaging options.

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Luettele 10 yleistä kysymystä ja vastausta, jotka liittyvät TPS2110APWR :n soveltamiseen teknisissä ratkaisuissa

Sure! Here are 10 common questions and answers related to the application of TPS2110APWR in technical solutions:

  1. Q: What is TPS2110APWR? A: TPS2110APWR is a power multiplexer IC (Integrated Circuit) that allows seamless switching between two power sources.

  2. Q: What are the key features of TPS2110APWR? A: The key features of TPS2110APWR include low on-resistance, wide input voltage range, overcurrent protection, and thermal shutdown.

  3. Q: How does TPS2110APWR work? A: TPS2110APWR works by automatically selecting the higher voltage power source and connecting it to the load while disconnecting the lower voltage source.

  4. Q: What are the typical applications of TPS2110APWR? A: TPS2110APWR is commonly used in systems where there is a need for redundant power sources, such as battery-powered devices, industrial equipment, and automotive applications.

  5. Q: Can TPS2110APWR handle high currents? A: Yes, TPS2110APWR can handle high currents up to a certain limit, which is specified in the datasheet. It also has built-in overcurrent protection to safeguard against excessive current flow.

  6. Q: Is TPS2110APWR compatible with different power supply voltages? A: Yes, TPS2110APWR has a wide input voltage range, typically from 2.7V to 5.5V, making it compatible with various power supply voltages.

  7. Q: Does TPS2110APWR require any external components for operation? A: Yes, TPS2110APWR requires external decoupling capacitors and resistors for proper operation. The datasheet provides guidelines on the recommended values.

  8. Q: Can TPS2110APWR be used in battery charging applications? A: Yes, TPS2110APWR can be used in battery charging applications where it allows seamless switching between a power source and a battery, ensuring uninterrupted power supply.

  9. Q: Does TPS2110APWR have any protection features? A: Yes, TPS2110APWR has built-in overcurrent protection, thermal shutdown, and undervoltage lockout features to protect the IC and the connected load.

  10. Q: Where can I find more information about TPS2110APWR? A: You can find more detailed information about TPS2110APWR in its datasheet, which is available on the manufacturer's website or through authorized distributors.

Please note that the answers provided here are general and may vary depending on specific application requirements. It is always recommended to refer to the datasheet and consult with technical experts for accurate information.