XC6121A431ER-G

Product Overview

Category

XC6121A431ER-G belongs to the category of voltage regulators.

Use

It is commonly used for regulating voltage in electronic circuits.

Characteristics

• Input Voltage Range: 2.5V to 6.0V
• Output Voltage Range: 1.2V to 5.5V
• Maximum Output Current: 150mA
• Low Dropout Voltage: 200mV (at 100mA)
• Low Quiescent Current: 30µA (typical)
• Package Type: SOT-23-5
• Operating Temperature Range: -40°C to +85°C

Package and Quantity

XC6121A431ER-G is available in a SOT-23-5 package. It is typically sold in reels containing a specified quantity of units.

Specifications

The specifications of XC6121A431ER-G are as follows:

• Input Voltage Range: 2.5V to 6.0V
• Output Voltage Range: 1.2V to 5.5V
• Output Current: Up to 150mA
• Dropout Voltage: 200mV (at 100mA)
• Quiescent Current: 30µA (typical)
• Line Regulation: ±0.3% (typical)
• Load Regulation: ±0.5% (typical)
• Ripple Rejection Ratio: 70dB (typical)
• Output Noise Voltage: 30µVrms (typical)
• Short Circuit Protection: Yes
• Thermal Shutdown: Yes
• Package Type: SOT-23-5
• Operating Temperature Range: -40°C to +85°C

Pin Configuration

The pin configuration of XC6121A431ER-G is as follows:

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| | --|----|-- |____| ```

Pin 1: VIN (Input Voltage) Pin 2: GND (Ground) Pin 3: EN (Enable) Pin 4: NC (No Connection) Pin 5: VOUT (Output Voltage)

Functional Features

XC6121A431ER-G offers the following functional features:

• Low dropout voltage for efficient voltage regulation.
• Low quiescent current, making it suitable for battery-powered applications.
• Short circuit protection to prevent damage to the device.
• Thermal shutdown feature to protect against overheating.

Advantages and Disadvantages

Advantages: - Wide input voltage range allows for versatile use. - Low dropout voltage minimizes power dissipation. - Small package size enables space-saving designs. - Excellent line and load regulation for stable output voltage.

Disadvantages: - Maximum output current limited to 150mA. - No adjustable output voltage option available.

Working Principles

XC6121A431ER-G is a linear voltage regulator that uses a pass transistor to regulate the output voltage. It operates by comparing the reference voltage with the feedback voltage from the output. Any difference between the two voltages is amplified and used to control the pass transistor, adjusting its resistance to maintain a constant output voltage.

Application Field Plans

XC6121A431ER-G can be used in various applications, including but not limited to: - Battery-powered devices - Portable electronic devices - Automotive electronics - Industrial control systems - Consumer electronics

Alternative Models

Some alternative models that offer similar functionality to XC6121A431ER-G are: - XC6121B431ER-G - XC6121C431ER-G - XC6121D431ER-G - XC6121E431ER-G

These models have different specifications and may suit specific requirements or preferences.

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