TPS25221DRVT

Product Overview

Category: Integrated Circuits (ICs)

Use: Voltage Regulator

Characteristics: - High efficiency - Low dropout voltage - Wide input voltage range - Adjustable output voltage - Overcurrent and thermal protection

Package: SOIC (Small Outline Integrated Circuit)

Essence: The TPS25221DRVT is a voltage regulator IC designed to provide a stable output voltage from a varying input voltage source.

Packaging/Quantity: The TPS25221DRVT is available in a tape and reel packaging, with 2500 units per reel.

Specifications

Input Voltage Range: 2.7V to 18V
Output Voltage Range: 0.8V to 5.5V
Maximum Output Current: 2A
Dropout Voltage: 200mV at 1A
Operating Temperature Range: -40°C to +125°C

Detailed Pin Configuration

The TPS25221DRVT has the following pin configuration:

EN (Enable): Enable pin for turning the regulator on/off.
GND (Ground): Ground reference for the IC.
FB (Feedback): Feedback pin for adjusting the output voltage.
VIN (Input Voltage): Input voltage pin.
VOUT (Output Voltage): Output voltage pin.
PG (Power Good): Power good indicator pin.

Functional Features

High Efficiency: The TPS25221DRVT utilizes advanced circuitry to achieve high efficiency, minimizing power losses.
Low Dropout Voltage: The regulator maintains a low dropout voltage, ensuring stable output even when the input voltage is close to the desired output voltage.
Wide Input Voltage Range: The IC can accept a wide range of input voltages, making it suitable for various applications.
Adjustable Output Voltage: The output voltage can be adjusted within the specified range to meet specific requirements.
Overcurrent and Thermal Protection: The TPS25221DRVT incorporates protection features to prevent damage from overcurrent or excessive temperature.

Advantages and Disadvantages

Advantages: - High efficiency leads to reduced power consumption. - Wide input voltage range allows for versatile applications. - Adjustable output voltage provides flexibility. - Overcurrent and thermal protection enhance reliability.

Disadvantages: - Limited maximum output current of 2A may not be sufficient for high-power applications. - Dropout voltage of 200mV at 1A may affect performance in low voltage scenarios.

Working Principles

The TPS25221DRVT operates as a linear voltage regulator. It regulates the output voltage by adjusting the resistance between the input and output pins, maintaining a stable output voltage regardless of variations in the input voltage.

Detailed Application Field Plans

The TPS25221DRVT is suitable for various applications, including but not limited to: - Battery-powered devices - Portable electronics - Industrial control systems - Automotive electronics - Telecommunications equipment

Detailed and Complete Alternative Models

Some alternative models that offer similar functionality to the TPS25221DRVT include: - TPS25222DRVT - TPS25223DRVT - TPS25224DRVT - TPS25225DRVT

These models have comparable specifications and pin configurations, providing alternatives for different design requirements.

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Sebutkan 10 pertanyaan dan jawaban umum terkait penerapan TPS25221DRVT dalam solusi teknis

Sure! Here are 10 common questions and answers related to the application of TPS25221DRVT in technical solutions:

Q: What is TPS25221DRVT? A: TPS25221DRVT is a voltage supervisor and reset IC designed for power supply sequencing and monitoring applications.
Q: What is the input voltage range of TPS25221DRVT? A: The input voltage range of TPS25221DRVT is typically between 2.5V and 18V.
Q: What is the output voltage range of TPS25221DRVT? A: The output voltage range of TPS25221DRVT is typically between 0V and VCC.
Q: Can TPS25221DRVT be used for power supply sequencing? A: Yes, TPS25221DRVT is specifically designed for power supply sequencing applications.
Q: Does TPS25221DRVT have built-in overvoltage protection? A: Yes, TPS25221DRVT has built-in overvoltage protection to safeguard against excessive voltage levels.
Q: Can TPS25221DRVT be used in automotive applications? A: Yes, TPS25221DRVT is suitable for automotive applications as it meets the necessary automotive standards.
Q: What is the operating temperature range of TPS25221DRVT? A: The operating temperature range of TPS25221DRVT is typically between -40°C and 125°C.
Q: Does TPS25221DRVT have an adjustable reset threshold? A: No, TPS25221DRVT has a fixed reset threshold voltage that cannot be adjusted.
Q: Can TPS25221DRVT be used in battery-powered applications? A: Yes, TPS25221DRVT can be used in battery-powered applications as it has low quiescent current and low shutdown current.
Q: What is the package type of TPS25221DRVT? A: TPS25221DRVT is available in a small 6-pin SOT-23 package for space-constrained applications.

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