LM3000SQ/NOPB

Product Overview

Category: Integrated Circuit (IC)

Use: Power Management

Characteristics: - High efficiency voltage regulator - Low dropout voltage - Adjustable output voltage - Overcurrent and thermal protection - Small form factor

Package: SOT-223

Essence: The LM3000SQ/NOPB is a voltage regulator IC designed for power management applications. It provides efficient regulation of input voltage to a desired output voltage, with low dropout voltage and high efficiency.

Packaging/Quantity: The LM3000SQ/NOPB is available in a SOT-223 package. It is typically sold in reels or tubes containing multiple units.

Specifications

• Input Voltage Range: 2.7V to 5.5V
• Output Voltage Range: 1.2V to 3.6V
• Dropout Voltage: 200mV at 1A
• Maximum Output Current: 1A
• Quiescent Current: 75µA
• Operating Temperature Range: -40°C to +125°C

Detailed Pin Configuration

The LM3000SQ/NOPB has the following pin configuration:

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

Functional Features

• High Efficiency: The LM3000SQ/NOPB offers high efficiency power conversion, minimizing energy loss.
• Adjustable Output Voltage: The feedback pin allows users to adjust the output voltage according to their requirements.
• Overcurrent and Thermal Protection: The IC incorporates overcurrent and thermal protection mechanisms to safeguard against excessive current and temperature.
• Small Form Factor: The SOT-223 package ensures a compact size, making it suitable for space-constrained applications.

Advantages and Disadvantages

Advantages: - High efficiency power conversion - Adjustable output voltage - Overcurrent and thermal protection - Compact size

Disadvantages: - Limited maximum output current (1A) - Restricted input voltage range (2.7V to 5.5V)

Working Principles

The LM3000SQ/NOPB operates as a linear voltage regulator. It regulates the input voltage to a desired output voltage by dissipating excess energy as heat. The feedback pin allows users to adjust the output voltage by controlling the internal reference voltage.

Detailed Application Field Plans

The LM3000SQ/NOPB is commonly used in various power management applications, including but not limited to: - Battery-powered devices - Portable electronics - IoT devices - Embedded systems - Automotive electronics

Detailed and Complete Alternative Models

• LM317: Adjustable voltage regulator with higher output current capability.
• LM1117: Fixed voltage regulator with low dropout voltage.
• LM7805: Fixed 5V voltage regulator commonly used in electronic circuits.

These alternative models offer similar functionality to the LM3000SQ/NOPB and can be considered based on specific requirements.

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