TPS2211AIDBRG4

Product Overview

Category

The TPS2211AIDBRG4 belongs to the category of integrated circuits (ICs) and specifically falls under the power management ICs.

Use

This product is primarily used for power distribution and protection in electronic devices. It provides a reliable and efficient solution for managing power supply in various applications.

Characteristics

• Input Voltage Range: 2.7V to 5.5V
• Output Voltage Range: 0.8V to 5.5V
• Quiescent Current: 10µA (typical)
• Package Type: VSON-8
• Operating Temperature Range: -40°C to +85°C

Package and Quantity

The TPS2211AIDBRG4 is available in a VSON-8 package, which stands for Very Small Outline No-Lead. This package offers a compact size and excellent thermal performance. The product is typically sold in reels or tubes, with a quantity of 2500 units per reel.

Specifications

• Overvoltage Protection: The TPS2211AIDBRG4 incorporates overvoltage protection circuitry to safeguard downstream components from voltage spikes.
• Undervoltage Lockout: It features an undervoltage lockout mechanism that prevents operation when the input voltage falls below a certain threshold.
• Power Good Indicator: The device includes a power good indicator pin that provides a signal indicating the status of the output voltage.
• Fault Detection: The TPS2211AIDBRG4 has built-in fault detection capabilities, enabling it to detect and respond to abnormal operating conditions.
• Adjustable Output Voltage: The output voltage can be adjusted within a specified range using external resistors.

Pin Configuration

The TPS2211AIDBRG4 has a total of 8 pins arranged as follows:

1. EN (Enable)
2. PG (Power Good Indicator)
3. GND (Ground)
4. VIN (Input Voltage)
5. VOUT (Output Voltage)
6. FB (Feedback)
7. FLT (Fault Detection)
8. GND (Ground)

Functional Features

• Overvoltage Protection: The TPS2211AIDBRG4 safeguards the downstream circuitry by limiting the output voltage to a safe level during overvoltage events.
• Fault Detection and Reporting: It can detect various fault conditions such as overcurrent, overtemperature, and undervoltage, and provides corresponding fault signals for system protection and diagnostics.
• Power Sequencing: This IC supports power sequencing, ensuring that specific power rails are enabled or disabled in a predetermined order to prevent potential issues during system startup or shutdown.
• Adjustable Output Voltage: The device allows users to adjust the output voltage according to their specific requirements, providing flexibility in different applications.

Advantages and Disadvantages

Advantages

• Compact Size: The VSON-8 package offers a small footprint, making it suitable for space-constrained designs.
• Efficient Power Management: The TPS2211AIDBRG4 provides efficient power distribution and protection, optimizing overall system performance.
• Fault Detection: The built-in fault detection mechanism enhances system reliability by promptly identifying and responding to abnormal operating conditions.

Disadvantages

• Limited Input Voltage Range: The product has a relatively narrow input voltage range of 2.7V to 5.5V, which may not be suitable for certain applications requiring higher or lower voltages.
• Single Package Option: The TPS2211AIDBRG4 is only available in the VSON-8 package, limiting options for alternative package types.

Working Principles

The TPS2211AIDBRG4 operates based on a combination of internal control circuitry and external feedback components. It regulates the output voltage by adjusting the duty cycle of an internal switching regulator. The device continuously monitors the input and output voltages, ensuring they remain within specified limits. In case of any fault conditions or abnormal operating parameters, the IC takes appropriate actions to protect the downstream circuitry.

Application Field Plans

The TPS2211AIDBRG4 finds applications in various electronic devices that require efficient power management and protection. Some potential application fields include:

1. Mobile Devices: Smartphones, tablets, and portable media players can benefit from the TPS2211AIDBRG4's compact size and reliable power distribution capabilities.
2. Industrial Automation: This IC can be used in industrial control systems, motor drives, and robotics to ensure stable and protected power supply.
3. Automotive Electronics: The TPS2211AIDBRG4 can be employed in automotive applications such as infotainment systems, advanced driver-assistance systems (ADAS), and lighting control modules.

Alternative Models

While the TPS2211AIDBRG4 offers a comprehensive solution for power management, there are alternative models available