XC6121D421ER-G

Product Overview

Category

XC6121D421ER-G belongs to the category of voltage regulators.

Use

It is primarily used for regulating voltage in electronic circuits.

Characteristics

• Low dropout voltage
• High output voltage accuracy
• Low quiescent current
• Overcurrent protection
• Thermal shutdown protection

Package

XC6121D421ER-G is available in a small SOT-23-5 package.

Essence

The essence of XC6121D421ER-G lies in its ability to provide stable and regulated voltage to electronic devices.

Packaging/Quantity

It is typically packaged in reels, with each reel containing a specific quantity of XC6121D421ER-G voltage regulators.

Specifications

• Input Voltage Range: 2.0V to 6.0V
• Output Voltage Range: 1.2V to 5.0V
• Dropout Voltage: 200mV (typical)
• Quiescent Current: 30µA (typical)
• Output Current: 150mA (maximum)

Detailed Pin Configuration

XC6121D421ER-G has the following pin configuration:

1. VIN: Input voltage pin
2. GND: Ground pin
3. EN: Enable pin
4. NC: No connection pin
5. VOUT: Output voltage pin

Functional Features

• Low dropout voltage ensures efficient power conversion.
• High output voltage accuracy provides precise voltage regulation.
• Low quiescent current minimizes power consumption.
• Overcurrent protection safeguards against excessive current flow.
• Thermal shutdown protection prevents overheating.

Advantages and Disadvantages

Advantages

• Reliable voltage regulation
• Compact package size
• Wide input and output voltage range
• Overcurrent and thermal protection features

Disadvantages

• Limited output current capacity (150mA maximum)

Working Principles

XC6121D421ER-G operates by comparing the output voltage with a reference voltage. It adjusts the internal pass transistor to maintain a stable output voltage, compensating for changes in input voltage and load conditions.

Detailed Application Field Plans

XC6121D421ER-G finds applications in various electronic devices, including but not limited to: - Mobile phones - Portable media players - Digital cameras - Wireless communication devices - Battery-powered devices

Detailed and Complete Alternative Models

Some alternative models that can be considered as alternatives to XC6121D421ER-G are: - XC6121C421ER-G - XC6121D421GR-G - XC6121E421ER-G - XC6121F421ER-G

These models offer similar functionality and characteristics, providing flexibility in design choices.

In conclusion, XC6121D421ER-G is a voltage regulator with excellent voltage regulation capabilities, low dropout voltage, and various protection features. Its compact package and wide input/output voltage range make it suitable for a range of electronic applications. However, its limited output current capacity should be taken into consideration during design.