TPS2214ADBG4

Product Overview

Category: Integrated Circuits (ICs)

Use: Power Management IC

Characteristics: - Low Dropout Voltage Regulator - Overcurrent Protection - Thermal Shutdown Protection - Adjustable Output Voltage - Wide Input Voltage Range

Package: 8-SOIC (Small Outline Integrated Circuit)

Essence: The TPS2214ADBG4 is a power management IC that provides a low dropout voltage regulator with overcurrent and thermal shutdown protection. It is designed to regulate the output voltage of a power supply within a specified range, ensuring stable and reliable operation of electronic devices.

Packaging/Quantity: The TPS2214ADBG4 is available in an 8-SOIC package. It is typically sold in reels or tubes containing multiple units.

Specifications

• Input Voltage Range: 2.5V to 6.5V
• Output Voltage Range: 0.8V to 5.5V
• Dropout Voltage: 200mV at 150mA
• Quiescent Current: 75µA
• Operating Temperature Range: -40°C to 125°C

Pin Configuration

The TPS2214ADBG4 has the following pin configuration:

1. EN (Enable)
2. GND (Ground)
3. FB (Feedback)
4. VIN (Input Voltage)
5. VOUT (Output Voltage)
6. PG (Power Good)
7. NC (No Connection)
8. NC (No Connection)

Functional Features

• Low Dropout Voltage: The TPS2214ADBG4 features a low dropout voltage, allowing it to regulate the output voltage even when the input voltage is close to the desired output voltage.
• Overcurrent Protection: The IC includes overcurrent protection circuitry, which safeguards against excessive current flow and prevents damage to the device.
• Thermal Shutdown Protection: In case of excessive temperature, the thermal shutdown protection feature activates, preventing the IC from overheating and ensuring its longevity.
• Adjustable Output Voltage: The output voltage can be adjusted within a specified range, providing flexibility for different applications.
• Wide Input Voltage Range: The TPS2214ADBG4 can operate with input voltages ranging from 2.5V to 6.5V, making it suitable for various power supply configurations.

Advantages and Disadvantages

Advantages: - Low dropout voltage ensures efficient regulation even with small voltage differences. - Overcurrent and thermal shutdown protection enhance device safety and reliability. - Adjustable output voltage allows customization for specific requirements. - Wide input voltage range provides versatility in power supply options.

Disadvantages: - Limited pin configuration may restrict certain circuit designs. - May require additional external components for optimal performance in some applications.

Working Principles

The TPS2214ADBG4 operates as a low dropout voltage regulator by comparing the feedback voltage (FB) with a reference voltage. It adjusts the pass transistor's resistance to maintain a stable output voltage, compensating for changes in the input voltage and load conditions. The enable pin (EN) controls the regulator's operation, allowing it to be turned on or off as needed.

Detailed Application Field Plans

The TPS2214ADBG4 is commonly used in various electronic devices and systems that require regulated power supply. Some typical application fields include:

1. Mobile Devices: Smartphones, tablets, and portable media players benefit from the TPS2214ADBG4's low dropout voltage and adjustable output voltage, ensuring stable power delivery to critical components.

2. Industrial Automation: Control systems, sensors, and actuators often require reliable power management solutions. The TPS2214ADBG4's overcurrent and thermal shutdown protection make it suitable for industrial automation applications.

3. Automotive Electronics: The TPS2214ADBG4 can be used in automotive systems such as infotainment units, navigation systems, and advanced driver-assistance systems (ADAS) to regulate power supply and protect against overcurrent and thermal issues.

Detailed and Complete Alternative Models

1. TPS2214ADBVR
2. TPS2214ADBR
3. TPS2214ADBRG4
4. TPS2214ADBRG4-EP

These alternative models offer similar functionality and characteristics to the TPS2214ADBG4, providing options for different package types or temperature ranges.

In conclusion, the TPS2214ADBG4 is a power management IC that offers low dropout voltage regulation, overcurrent and thermal shutdown protection, adjustable output voltage, and a wide input voltage range. It finds applications in mobile devices, industrial automation, and automotive electronics, among others. Alternative models are available to suit specific requirements.