LM2641MTC-ADJ

Product Overview

Category

The LM2641MTC-ADJ belongs to the category of voltage regulators.

Use

It is primarily used for regulating voltage in electronic circuits.

Characteristics

• Adjustable output voltage
• High efficiency
• Low dropout voltage
• Small package size
• Wide input voltage range

Package

The LM2641MTC-ADJ comes in a small package, typically a surface-mount technology (SMT) package.

Essence

The essence of the LM2641MTC-ADJ is its ability to regulate voltage efficiently and effectively in various electronic applications.

Packaging/Quantity

The LM2641MTC-ADJ is usually packaged in reels or tubes, with a typical quantity of 250 units per reel/tube.

Specifications

• Input Voltage Range: 2.7V to 5.5V
• Output Voltage Range: Adjustable from 0.8V to VIN
• Maximum Output Current: 1A
• Dropout Voltage: 200mV (typical)
• Quiescent Current: 50µA (typical)
• Operating Temperature Range: -40°C to +125°C

Detailed Pin Configuration

The LM2641MTC-ADJ has the following pin configuration:

1. VIN: Input voltage pin
2. GND: Ground pin
3. FB: Feedback pin for adjusting the output voltage
4. EN: Enable pin for turning the regulator on/off
5. VOUT: Output voltage pin

Functional Features

• Adjustable output voltage allows flexibility in various applications.
• High efficiency ensures minimal power loss during voltage regulation.
• Low dropout voltage enables operation even when the input voltage is close to the desired output voltage.
• Enable pin provides control over the regulator's operation.
• Wide input voltage range accommodates different power supply sources.

Advantages and Disadvantages

Advantages

• Adjustable output voltage allows customization for specific requirements.
• High efficiency reduces power dissipation and extends battery life.
• Small package size saves board space in compact designs.
• Wide input voltage range provides versatility in various applications.

Disadvantages

• Limited maximum output current may not be suitable for high-power applications.
• Dropout voltage may affect performance in low input voltage scenarios.

Working Principles

The LM2641MTC-ADJ operates as a linear voltage regulator. It uses a feedback mechanism to compare the output voltage with a reference voltage and adjusts the internal circuitry to maintain a stable output voltage. The enable pin controls the regulator's operation, allowing it to be turned on or off as needed.

Detailed Application Field Plans

The LM2641MTC-ADJ finds application in various electronic devices and systems, including but not limited to: - Battery-powered devices - Portable electronics - IoT (Internet of Things) devices - Embedded systems - Communication equipment

Detailed and Complete Alternative Models

Some alternative models that offer similar functionality to the LM2641MTC-ADJ include: - LM317: Adjustable voltage regulator with higher output current capability. - LM1117: Fixed voltage regulator with various output voltage options. - LT1763: Low dropout voltage regulator with adjustable output voltage.

These alternative models can be considered based on specific requirements and design constraints.

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