LM3622AMX-4.1

Product Overview

Category

LM3622AMX-4.1 belongs to the category of integrated circuits (ICs) specifically designed for power management applications.

Use

This product is primarily used for power management in electronic devices, providing efficient and reliable voltage regulation.

Characteristics

• LM3622AMX-4.1 is a low dropout (LDO) linear regulator.
• It offers a fixed output voltage of 4.1V.
• The device operates within a wide input voltage range, typically from 2.5V to 6V.
• It provides excellent load and line regulation, ensuring stable output voltage even under varying conditions.
• LM3622AMX-4.1 exhibits low quiescent current, making it suitable for battery-powered applications.
• The device features thermal shutdown and current limit protection mechanisms, enhancing its reliability.

Package

LM3622AMX-4.1 is available in a small outline integrated circuit (SOIC) package, which facilitates easy integration into various electronic systems.

Essence

The essence of LM3622AMX-4.1 lies in its ability to regulate voltage efficiently, ensuring consistent and reliable power supply to electronic devices.

Packaging/Quantity

This product is typically packaged in reels or tubes, containing a specific quantity of LM3622AMX-4.1 ICs per package. The exact quantity may vary depending on the manufacturer's specifications.

Specifications

• Output Voltage: 4.1V (fixed)
• Input Voltage Range: 2.5V - 6V
• Dropout Voltage: 200mV (typical)
• Quiescent Current: 50µA (typical)
• Load Regulation: ±0.5% (typical)
• Line Regulation: ±0.3% (typical)
• Thermal Shutdown: Yes
• Current Limit Protection: Yes

Detailed Pin Configuration

The LM3622AMX-4.1 IC has the following pin configuration:

1. VIN (Input Voltage)
2. GND (Ground)
3. VOUT (Output Voltage)
4. BYPASS (Bypass Capacitor)
5. SHUTDOWN (Shutdown Control)

Functional Features

1. Low Dropout Voltage

LM3622AMX-4.1 exhibits a low dropout voltage, ensuring efficient power conversion even when the input voltage is close to the output voltage.

2. Excellent Load and Line Regulation

This IC provides excellent load and line regulation, maintaining a stable output voltage despite changes in the load or input voltage.

3. Thermal Shutdown Protection

LM3622AMX-4.1 incorporates thermal shutdown protection, preventing damage due to excessive temperature.

4. Current Limit Protection

The device features current limit protection, safeguarding against excessive current flow and potential damage to the circuit.

Advantages and Disadvantages

Advantages

• Efficient voltage regulation
• Wide input voltage range
• Low quiescent current
• Thermal shutdown and current limit protection mechanisms enhance reliability

Disadvantages

• Fixed output voltage may not be suitable for all applications requiring variable voltage levels
• Limited availability of alternative models with different output voltages

Working Principles

LM3622AMX-4.1 operates as a linear regulator, utilizing a pass transistor to regulate the output voltage. It compares the reference voltage with the feedback voltage and adjusts the pass transistor accordingly to maintain a constant output voltage.

Detailed Application Field Plans

LM3622AMX-4.1 finds application in various electronic devices that require stable and regulated power supply. Some common application fields include: - Battery-powered devices - Portable electronics - IoT devices - Consumer electronics

Detailed and Complete Alternative Models

While LM3622AMX-4.1 offers a fixed output voltage of 4.1V, there are alternative models available from the same manufacturer or other manufacturers that provide different output voltages. Some popular alternatives include: - LM3622AMX-3.3 (output voltage: 3.3V) - LM3622AMX-5.0 (output voltage: 5.0V) - LM3622AMX-Adjustable (output voltage adjustable within a specified range)

These alternative models cater to different voltage requirements in various applications.

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