LM2636M/NOPB

Product Overview

Category: Integrated Circuit (IC)

Use: Voltage Regulator

Characteristics: - Low dropout voltage - High output current capability - Adjustable output voltage - Thermal shutdown protection

Package: SOIC (Small Outline Integrated Circuit)

Essence: The LM2636M/NOPB is a voltage regulator IC designed to provide a stable and regulated output voltage for various electronic devices.

Packaging/Quantity: The LM2636M/NOPB is available in a standard SOIC package. It is typically sold in reels of 2500 units.

Specifications

• Input Voltage Range: 2.7V to 5.5V
• Output Voltage Range: 1.2V to 3.3V
• Maximum Output Current: 1A
• Dropout Voltage: 200mV at 500mA
• Quiescent Current: 120µA
• Operating Temperature Range: -40°C to +125°C

Pin Configuration

The LM2636M/NOPB has the following pin configuration:

```

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| | --| VOUT | --| VIN | --| GND | --| EN | --| FB | |___________| ```

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

Functional Features

• Low dropout voltage ensures efficient power conversion even with small input-output voltage differentials.
• High output current capability allows the LM2636M/NOPB to power a wide range of electronic devices.
• Adjustable output voltage provides flexibility in meeting specific voltage requirements.
• Thermal shutdown protection prevents the IC from overheating, ensuring its longevity and reliability.

Advantages and Disadvantages

Advantages: - Low dropout voltage improves efficiency. - High output current capability enables powering of various devices. - Adjustable output voltage offers flexibility. - Thermal shutdown protection enhances reliability.

Disadvantages: - Limited input voltage range (2.7V to 5.5V). - Maximum output current limited to 1A.

Working Principles

The LM2636M/NOPB is a linear voltage regulator that uses a pass transistor to regulate the output voltage. It operates by comparing the feedback voltage (FB) with a reference voltage, adjusting the pass transistor's resistance to maintain a stable output voltage. The enable pin (EN) controls the regulator's operation, allowing it to be turned on or off as needed.

Detailed Application Field Plans

The LM2636M/NOPB can be used in various applications, including but not limited to: - Battery-powered devices - Portable electronic devices - Embedded systems - Consumer electronics - Industrial equipment

Detailed and Complete Alternative Models

Some alternative models to the LM2636M/NOPB include: - LM1117: Low dropout voltage regulator with adjustable output voltage. - LM7805: Fixed output voltage regulator with high current capability. - LT1084: Adjustable output voltage regulator with low dropout voltage.

These alternative models offer similar functionalities and can be used as substitutes depending on specific requirements.

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