TPS2113ADRBT

Product Overview

Category

The TPS2113ADRBT belongs to the category of integrated circuits (ICs) specifically designed for power management applications.

Use

This IC is primarily used for power multiplexing and protection in various electronic devices and systems.

Characteristics

• Power multiplexing: The TPS2113ADRBT allows seamless switching between two power sources, ensuring uninterrupted power supply.
• Overcurrent protection: It incorporates built-in protection mechanisms to safeguard against excessive current flow.
• Low power consumption: The IC itself consumes minimal power, making it suitable for energy-efficient designs.
• Compact package: The TPS2113ADRBT is available in a small form factor package, enabling space-saving integration into electronic devices.
• RoHS compliant: This IC adheres to the Restriction of Hazardous Substances directive, ensuring environmental friendliness.

Package and Quantity

The TPS2113ADRBT is packaged in a 10-pin VSON (Very Small Outline No-Lead) package. It is typically sold in reels containing a specified quantity, such as 2500 units per reel.

Specifications

• Input voltage range: 2.7V to 5.5V
• Output voltage range: 0V to VIN
• Maximum continuous current: 1.5A
• Quiescent current: 20µA (typical)
• Operating temperature range: -40°C to +85°C
• Switching frequency: 500kHz (typical)

Pin Configuration

The TPS2113ADRBT features the following pin configuration:

1. EN (Enable): Controls the power multiplexer operation.
2. IN1 (Input 1): Connects to the primary power source.
3. IN2 (Input 2): Connects to the secondary power source.
4. OUT (Output): Provides the selected power output.
5. GND (Ground): Common ground reference for the IC.
6. FLT (Fault): Indicates overcurrent or fault conditions.
7. VSENSE (Voltage Sense): Measures the voltage across the load.
8. PG (Power Good): Indicates when the output voltage is within the acceptable range.
9. NC (No Connect): Not connected pin.
10. VREG (Voltage Regulator): Supplies internal voltage regulation for the IC.

Functional Features

1. Power multiplexing: The TPS2113ADRBT allows seamless switching between two power sources, ensuring uninterrupted power supply to the load.
2. Overcurrent protection: It incorporates a built-in current limit circuitry that protects the load and the IC from excessive current flow.
3. Fault indication: The FLT pin provides an indication of overcurrent or fault conditions, enabling timely troubleshooting.
4. Power good monitoring: The PG pin signals when the output voltage is within the acceptable range, ensuring reliable power delivery.
5. Low quiescent current: The IC consumes minimal current in standby mode, contributing to energy efficiency.

Advantages and Disadvantages

Advantages

• Seamless power source switching ensures uninterrupted operation.
• Built-in overcurrent protection safeguards the load and the IC.
• Compact package enables space-saving integration into electronic devices.
• Low power consumption contributes to energy-efficient designs.
• RoHS compliance ensures environmental friendliness.

Disadvantages

• Limited maximum continuous current may not be suitable for high-power applications.
• Restricted input voltage range may limit compatibility with certain systems.

Working Principles

The TPS2113ADRBT operates based on a power multiplexing principle. It monitors the input voltages from two power sources (IN1 and IN2) and selects the appropriate source based on the enable signal (EN). The selected power source is then provided as the output voltage (OUT) to the load. The IC incorporates overcurrent protection circuitry to prevent excessive current flow, ensuring the load and the IC remain safe.

Detailed Application Field Plans

The TPS2113ADRBT finds applications in various electronic devices and systems, including but not limited to: - Portable electronic devices: Enables seamless power source switching for uninterrupted operation. - Battery-powered systems: Facilitates efficient power management and protection. - Industrial automation: Provides reliable power multiplexing and fault detection capabilities. - Automotive electronics: Ensures uninterrupted power supply during voltage fluctuations or system failures. - IoT devices: Contributes to energy-efficient designs and enhances overall system reliability.

Detailed and Complete Alternative Models

1. TPS2113ADRB: Similar to TPS2113ADRBT, but without the VSON package option.
2. TPS2114ADRBT: Offers similar functionality with additional features such as reverse current blocking.
3. TPS2115ADRBT: Provides higher maximum continuous current capability while maintaining similar functionality.

These alternative models offer similar power multiplexing and protection features, catering to different application requirements.

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