XC6121A638MR-G

Product Overview

Category

XC6121A638MR-G belongs to the category of voltage regulators.

Use

It is commonly used in electronic circuits to regulate and stabilize voltage levels.

Characteristics

• Voltage regulation: XC6121A638MR-G provides a stable output voltage.
• Low dropout voltage: It operates efficiently even when the input voltage is close to the output voltage.
• Low quiescent current: The regulator consumes minimal current when no load is connected.
• Thermal shutdown protection: It automatically shuts down to prevent damage from excessive heat.
• Short-circuit protection: It safeguards against short-circuits, preventing damage to the circuitry.

Package

XC6121A638MR-G is available in a small form factor package, making it suitable for space-constrained applications.

Essence

The essence of XC6121A638MR-G lies in its ability to provide reliable and stable voltage regulation in various electronic devices.

Packaging/Quantity

The product is typically packaged in reels or tape and reel packaging, with a quantity of 3000 units per reel.

Specifications

• Input voltage range: 2.5V - 6.0V
• Output voltage: 3.3V
• Maximum output current: 150mA
• Dropout voltage: 200mV (at 100mA)
• Quiescent current: 30µA (typical)
• Operating temperature range: -40°C to +85°C

Detailed Pin Configuration

XC6121A638MR-G has the following pin configuration:

1. VIN: Input voltage pin
2. GND: Ground pin
3. VOUT: Output voltage pin

Functional Features

• Voltage regulation: Maintains a stable output voltage regardless of input voltage fluctuations.
• Low dropout voltage: Operates efficiently even when the input voltage is close to the output voltage.
• Low quiescent current: Consumes minimal current when no load is connected, conserving power.
• Thermal shutdown protection: Automatically shuts down to prevent damage from excessive heat.
• Short-circuit protection: Safeguards against short-circuits, protecting the circuitry.

Advantages and Disadvantages

Advantages

• Provides stable output voltage for electronic circuits.
• Suitable for space-constrained applications due to its small form factor package.
• Efficient operation even with low input-output voltage differentials.
• Low power consumption when no load is connected.
• Built-in thermal and short-circuit protection.

Disadvantages

• Limited maximum output current of 150mA.
• Input voltage range restricted to 2.5V - 6.0V.

Working Principles

XC6121A638MR-G utilizes internal circuitry to regulate the output voltage. It compares the output voltage with a reference voltage and adjusts the internal circuit accordingly to maintain a stable output voltage. The regulator operates efficiently by minimizing the dropout voltage and consuming low quiescent current.

Detailed Application Field Plans

XC6121A638MR-G finds applications in various electronic devices that require stable voltage regulation. Some potential application fields include:

1. Mobile devices: Smartphones, tablets, and portable media players benefit from stable voltage supply for their internal components.
2. IoT devices: Connected devices such as sensors, wearables, and home automation systems rely on regulated voltage for reliable operation.
3. Automotive electronics: XC6121A638MR-G can be used in automotive applications like infotainment systems, dashboard displays, and control modules.
4. Industrial equipment: Voltage regulation is crucial in industrial machinery, control systems, and power supplies.

Detailed and Complete Alternative Models

1. XC6121A638MR-G has alternative models with different output voltages, such as XC6121A638MR-G3 (3.0V) and XC6121A638MR-G5 (5.0V).
2. Other voltage regulator options from different manufacturers include LM317, LT1084, and LM7805, each with its own specifications and features.

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