XC6123D541ER-G

Product Overview

• Category: Integrated Circuit (IC)
• Use: Voltage Regulator
• Characteristics: Low Dropout, High Accuracy, Low Quiescent Current
• Package: SOT-23-5
• Essence: This IC is designed to regulate voltage in electronic circuits by providing a stable output voltage regardless of input variations.
• Packaging/Quantity: Available in tape and reel packaging with 3000 units per reel.

Specifications

• Input Voltage Range: 2.5V to 6.0V
• Output Voltage Range: 1.2V to 5.5V
• Output Current: 150mA
• Dropout Voltage: 200mV (typical)
• Quiescent Current: 30µA (typical)
• Operating Temperature Range: -40°C to +85°C

Detailed Pin Configuration

The XC6123D541ER-G has a SOT-23-5 package with the following pin configuration:

```

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| | --| VOUT| --| GND | --| EN | --| VIN | |____| ```

• VIN: Input Voltage Pin
• EN: Enable Pin (Active High)
• GND: Ground Pin
• VOUT: Output Voltage Pin

Functional Features

• Low Dropout: The XC6123D541ER-G can maintain a stable output voltage even when the input voltage is close to the desired output voltage.
• High Accuracy: It provides precise regulation of the output voltage, ensuring consistent performance.
• Low Quiescent Current: The IC consumes minimal current when in standby mode, conserving power.
• Enable Pin: The enable pin allows for easy control of the regulator's operation.

Advantages and Disadvantages

Advantages: - Stable output voltage even with varying input voltage. - High accuracy ensures reliable performance. - Low quiescent current for power efficiency. - Enable pin allows for easy control.

Disadvantages: - Limited output current of 150mA. - Dropout voltage of 200mV may not be suitable for applications with tight voltage requirements.

Working Principles

The XC6123D541ER-G is a linear voltage regulator that uses a pass transistor to regulate the output voltage. It compares the feedback voltage from a voltage divider network with a reference voltage, and adjusts the pass transistor accordingly to maintain a stable output voltage. The enable pin can be used to turn the regulator on or off.

Detailed Application Field Plans

The XC6123D541ER-G is commonly used in various electronic devices and circuits where a stable voltage supply is required. Some application fields include:

1. Battery-Powered Devices: Portable electronics such as smartphones, tablets, and wearable devices benefit from the XC6123D541ER-G's low dropout and low quiescent current, extending battery life.

2. IoT Devices: Internet of Things (IoT) devices often operate on low voltages and require precise regulation. The XC6123D541ER-G provides the necessary stability and accuracy.

3. Automotive Electronics: With its wide operating temperature range, the XC6123D541ER-G is suitable for automotive applications, including infotainment systems, sensors, and lighting controls.

4. Industrial Control Systems: The IC can be used in industrial control systems, ensuring stable voltage supply for microcontrollers, sensors, and other components.

Detailed and Complete Alternative Models

1. XC6206P332MR-G: This voltage regulator offers similar characteristics and package options but has a higher output current capability of 200mA.

2. XC6220B331MR-G: This alternative model provides a lower dropout voltage of 100mV, making it suitable for applications with stricter voltage requirements.

3. XC6219B331MR-G: With an output current of 300mA, this alternative model offers higher current capability while maintaining low dropout and quiescent current.

4. XC6206P332PR-G: This model is available in a different package (SOT-89-3) but offers similar specifications and performance.

5. XC6220B331PR-G: Another alternative model with a lower dropout voltage (100mV) and a different package option (SOT-89-3).

These alternative models provide flexibility in choosing the most suitable voltage regulator based on specific application requirements.

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