TPS2115PWRG4

Product Overview

Category

The TPS2115PWRG4 belongs to the category of integrated circuits (ICs) and specifically falls under the power management ICs.

Use

This IC 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
• Can handle continuous output currents up to 1.5A
• Low quiescent current consumption
• Fast switching speed for efficient power source selection

Package

The TPS2115PWRG4 comes in a small outline integrated circuit (SOIC) package. This package offers good thermal performance and ease of handling during assembly.

Essence

The essence of the TPS2115PWRG4 lies in its ability to intelligently manage power sources, ensuring uninterrupted power supply to the load.

Packaging/Quantity

The TPS2115PWRG4 is typically packaged in reels, containing 2500 units per reel.

Specifications

• Input Voltage Range: 2.7V to 5.5V
• Continuous Output Current: Up to 1.5A
• On-Resistance (RON): Typically 50mΩ
• Quiescent Current: Typically 10µA
• Operating Temperature Range: -40°C to +85°C

Detailed Pin Configuration

The TPS2115PWRG4 has a total of 16 pins, each serving a specific function. The pin configuration is as follows:

1. EN (Enable)
2. IN1 (Input 1)
3. GND (Ground)
4. IN2 (Input 2)
5. VBAT (Battery Voltage)
6. VOUT (Output Voltage)
7. PGND (Power Ground)
8. FLT (Fault Indicator)
9. NC (No Connection)
10. NC (No Connection)
11. NC (No Connection)
12. NC (No Connection)
13. NC (No Connection)
14. NC (No Connection)
15. NC (No Connection)
16. VIN (Input Voltage)

Functional Features

• Automatic power source selection based on input voltage levels
• Fast switching between power sources to ensure uninterrupted power supply
• Low on-resistance for minimal power loss
• Fault indicator for easy troubleshooting
• Wide input voltage range for compatibility with various power sources

Advantages and Disadvantages

Advantages

• Efficient power multiplexing for seamless power source switching
• Low power consumption in standby mode
• Compact package for space-constrained applications
• Wide operating temperature range for versatility

Disadvantages

• Limited output current capacity compared to some other power management ICs
• No built-in protection features against overvoltage or overcurrent conditions

Working Principles

The TPS2115PWRG4 operates by continuously monitoring the input voltages at IN1 and IN2 pins. Based on the detected voltage levels, it automatically selects the appropriate power source and connects it to the load through the VOUT pin. The enable pin (EN) can be used to control the power multiplexer manually.

Detailed Application Field Plans

The TPS2115PWRG4 finds application in various fields where power multiplexing is required. Some of the potential application areas include:

1. Portable electronic devices: Enables seamless switching between battery and external power sources.
2. Automotive systems: Facilitates power source selection between the vehicle's electrical system and an auxiliary power supply.
3. Industrial equipment: Allows for efficient power management in systems with multiple power sources.
4. IoT devices: Ensures uninterrupted power supply by intelligently switching between different power sources.

Detailed and Complete Alternative Models

1. TPS2113PWRG4: Similar to TPS2115PWRG4, but with a lower continuous output current rating of 1A.
2. TPS2117PWRG4: Offers higher continuous output current capacity of up to 2A, suitable for applications requiring higher power levels.
3. TPS2118PWRG4: Provides additional built-in protection features against overvoltage and overcurrent conditions.

These alternative models offer similar functionality to the TPS2115PWRG4 but with varying specifications to cater to different application requirements.

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