XC6121E449MR-G

Product Overview

Category

XC6121E449MR-G belongs to the category of voltage regulators.

Use

It is commonly used in electronic circuits to regulate and stabilize the voltage supplied to various components.

Characteristics

• Voltage regulation: XC6121E449MR-G provides a stable output voltage regardless of input voltage fluctuations.
• Low dropout voltage: It operates efficiently even when the input voltage is close to the desired output voltage.
• Low quiescent current: The regulator consumes minimal power when no load is connected.
• Overcurrent protection: It safeguards the circuit by limiting the current in case of a fault or short circuit.

Package

XC6121E449MR-G is available in a small form factor package, making it suitable for space-constrained applications.

Essence

The essence of XC6121E449MR-G lies in its ability to maintain a constant voltage output, ensuring reliable operation of electronic devices.

Packaging/Quantity

This product is typically packaged in reels or tape and reel packaging. The exact quantity per package may vary depending on the manufacturer.

Specifications

• Input voltage range: 2.5V - 6.0V
• Output voltage: 4.49V
• Maximum output current: 150mA
• Dropout voltage: 200mV (typical)
• Quiescent current: 30µA (typical)
• Operating temperature range: -40°C to +85°C

Detailed Pin Configuration

XC6121E449MR-G has the following pin configuration:

```

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| | --| VIN VOUT |-- --| GND EN |-- |___________| ```

• VIN: Input voltage pin
• VOUT: Output voltage pin
• GND: Ground pin
• EN: Enable pin (used to enable or disable the regulator)

Functional Features

• Voltage regulation: XC6121E449MR-G maintains a stable output voltage, compensating for input voltage variations.
• Low dropout voltage: It can operate efficiently even when the input voltage is close to the desired output voltage.
• Overcurrent protection: The regulator limits the current to protect the circuit from damage in case of faults or short circuits.
• Enable pin: The EN pin allows the user to control the regulator's operation by enabling or disabling it.

Advantages and Disadvantages

Advantages

• Stable output voltage ensures reliable performance of electronic devices.
• Low dropout voltage enables efficient operation even with small input-output voltage differentials.
• Overcurrent protection safeguards the circuit from potential damage.
• Small form factor package makes it suitable for space-constrained applications.

Disadvantages

• Limited maximum output current may not be sufficient for high-power applications.
• Operating temperature range may restrict its use in extreme temperature environments.

Working Principles

XC6121E449MR-G operates based on the principle of feedback control. It compares the output voltage with a reference voltage and adjusts the internal circuitry to maintain a constant output voltage. This feedback loop continuously monitors and regulates the output voltage, compensating for any fluctuations in the input voltage.

Detailed Application Field Plans

XC6121E449MR-G finds applications in various electronic devices and systems, including but not limited to: - Battery-powered devices - Portable consumer electronics - IoT devices - Automotive electronics - Industrial control systems

Detailed and Complete Alternative Models

Some alternative models that offer similar functionality to XC6121E449MR-G include: - XC6121E448MR-G - XC6121E450MR-G - XC6121E447MR-G

These models have slightly different specifications and may be suitable for specific application requirements.

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