LM3712XQBP-308/NOPB

Product Overview

Category: Integrated Circuit (IC)

Use: Voltage Regulator

Characteristics: - High efficiency - Low dropout voltage - Adjustable output voltage - Overcurrent protection - Thermal shutdown protection

Package: QFN (Quad Flat No-leads)

Essence: The LM3712XQBP-308/NOPB is a voltage regulator IC designed to provide a stable and regulated output voltage for various electronic devices.

Packaging/Quantity: The LM3712XQBP-308/NOPB is available in a QFN package. The quantity per package may vary depending on the supplier.

Specifications

• Input Voltage Range: 2.7V to 5.5V
• Output Voltage Range: 0.8V to 3.6V
• Maximum Output Current: 1A
• Dropout Voltage: 200mV at 1A
• Quiescent Current: 50µA
• Operating Temperature Range: -40°C to +125°C

Detailed Pin Configuration

The LM3712XQBP-308/NOPB has the following pin configuration:

1. VIN: Input voltage pin
2. GND: Ground pin
3. EN: Enable pin
4. FB: Feedback pin
5. VOUT: Output voltage pin

Functional Features

• High Efficiency: The LM3712XQBP-308/NOPB offers high efficiency, minimizing power loss and maximizing battery life.
• Low Dropout Voltage: With a low dropout voltage of 200mV at 1A, the IC can maintain a stable output voltage even when the input voltage is close to the desired output voltage.
• Adjustable Output Voltage: The output voltage can be adjusted within the range of 0.8V to 3.6V, providing flexibility for different applications.
• Overcurrent Protection: The IC incorporates overcurrent protection, safeguarding the circuit from excessive current flow.
• Thermal Shutdown Protection: In case of excessive temperature, the LM3712XQBP-308/NOPB has a built-in thermal shutdown feature that protects the device from damage.

Advantages and Disadvantages

Advantages: - High efficiency - Adjustable output voltage - Overcurrent and thermal protection - Compact QFN package

Disadvantages: - Limited maximum output current (1A)

Working Principles

The LM3712XQBP-308/NOPB operates as a linear voltage regulator. It regulates the output voltage by adjusting the resistance between the input and output pins based on the feedback received from the FB pin. This feedback mechanism ensures a stable output voltage regardless of variations in the input voltage or load conditions.

Detailed Application Field Plans

The LM3712XQBP-308/NOPB is suitable for various applications, including but not limited to: - Battery-powered devices - Portable electronics - IoT devices - Wearable devices - Embedded systems

Detailed and Complete Alternative Models

Some alternative models to the LM3712XQBP-308/NOPB include: - LM317: Adjustable voltage regulator with higher maximum output current - LM1117: Fixed voltage regulator with various output voltage options - TPS7A47: High-current, low-dropout voltage regulator

These alternative models offer similar functionality and can be considered depending on specific requirements and constraints.

Word count: 314 words