XC6121A216MR-G

Product Overview

Category

XC6121A216MR-G belongs to the category of voltage regulators.

Use

It is primarily used for regulating voltage in electronic circuits.

Characteristics

• Package: The XC6121A216MR-G comes in a small SOT-23-5 package.
• Essence: This voltage regulator is designed to provide stable and reliable voltage output.
• Packaging/Quantity: It is typically sold in reels or tubes, with a quantity of 3000 units per reel.

Specifications

The specifications of XC6121A216MR-G are as follows:

• Input Voltage Range: 2.5V to 6.0V
• Output Voltage: 2.16V
• Output Current: 150mA
• Dropout Voltage: 100mV (typical)
• Quiescent Current: 30µA (typical)
• Operating Temperature Range: -40°C to +85°C

Detailed Pin Configuration

The XC6121A216MR-G has a total of five pins:

1. VIN: Input voltage pin
2. GND: Ground pin
3. EN: Enable pin
4. VOUT: Output voltage pin
5. CE: Capacitor connection pin for stability enhancement

Functional Features

• Low dropout voltage: The XC6121A216MR-G exhibits a low dropout voltage, ensuring efficient power conversion even when the input voltage is close to the desired output voltage.
• Low quiescent current: With a low quiescent current, this voltage regulator minimizes power consumption during standby or idle modes.
• Overcurrent protection: It incorporates overcurrent protection to safeguard the circuit from excessive current flow, preventing damage to the device and connected components.
• Thermal shutdown protection: The XC6121A216MR-G includes thermal shutdown protection, which activates when the temperature exceeds a certain threshold, preventing overheating and potential damage.

Advantages and Disadvantages

Advantages

• Compact package size
• Low dropout voltage
• Low quiescent current
• Overcurrent protection
• Thermal shutdown protection

Disadvantages

• Limited output current capacity (150mA)

Working Principles

The XC6121A216MR-G operates based on the principle of linear voltage regulation. It utilizes a pass transistor to regulate the output voltage by adjusting the resistance between the input and output terminals. By comparing the output voltage with a reference voltage, the regulator adjusts the pass transistor to maintain a stable output voltage despite variations in the input voltage or load conditions.

Detailed Application Field Plans

The XC6121A216MR-G is commonly used in various electronic devices and applications, including:

1. Battery-powered devices: It is suitable for portable electronic devices that require stable voltage supply, such as smartphones, tablets, and wearable devices.
2. IoT devices: The voltage regulator can be utilized in Internet of Things (IoT) devices, ensuring consistent power supply for sensors, microcontrollers, and communication modules.
3. Automotive electronics: It finds application in automotive systems, providing regulated voltage for various components like infotainment systems, lighting modules, and control units.
4. Industrial equipment: The XC6121A216MR-G can be employed in industrial equipment, such as control panels, motor drives, and measurement instruments, where stable voltage regulation is crucial.

Detailed and Complete Alternative Models

Some alternative models that offer similar functionality to XC6121A216MR-G include:

1. XC6206P216MR-G: This voltage regulator has a slightly higher output voltage of 2.16V and a maximum output current of 200mA.
2. XC6220B216MR-G: It provides an output voltage of 2.16V and features a low dropout voltage of 80mV (typical) and a maximum output current of 150mA.
3. XC6219B216MR-G: This model offers an output voltage of 2.16V, a low dropout voltage of 100mV (typical), and a maximum output current of 200mA.

These alternative models can be considered based on specific application requirements and desired specifications.

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