LM2795BL/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: SOT-23-5

Essence: The LM2795BL/NOPB is a voltage regulator IC that provides a stable output voltage for various electronic devices.

Packaging/Quantity: Available in tape and reel packaging with 3000 units per reel.

Specifications

• Input Voltage Range: 2.7V to 5.5V
• Output Voltage Range: 1.2V to 3.3V
• Maximum Output Current: 150mA
• Dropout Voltage: 200mV at 100mA
• Quiescent Current: 45µA
• Operating Temperature Range: -40°C to +85°C

Pin Configuration

The LM2795BL/NOPB has the following pin configuration:

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Pin 1: VIN (Input Voltage) Pin 2: GND (Ground) Pin 3: EN (Enable) Pin 4: FB (Feedback) Pin 5: VOUT (Output Voltage)

Functional Features

• High Efficiency: The LM2795BL/NOPB offers high efficiency, minimizing power loss and maximizing battery life.
• Low Dropout Voltage: It has a low dropout voltage, ensuring stable output even when the input voltage is close to the desired output voltage.
• Adjustable Output Voltage: The output voltage can be adjusted within the specified range to meet the requirements of different applications.
• Overcurrent Protection: The IC incorporates overcurrent protection, safeguarding the device and connected components from excessive current.
• Thermal Shutdown Protection: It includes thermal shutdown protection, preventing the IC from overheating and potential damage.

Advantages and Disadvantages

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

Disadvantages: - Limited maximum output current (150mA)

Working Principles

The LM2795BL/NOPB is a linear voltage regulator that uses a pass transistor to regulate the output voltage. It compares the feedback voltage (FB) with a reference voltage to control the pass transistor's conduction, adjusting the output voltage accordingly. The enable pin (EN) allows the user to turn the regulator on or off.

Detailed Application Field Plans

The LM2795BL/NOPB is commonly used in various battery-powered electronic devices, such as: 1. Mobile phones 2. Portable media players 3. Digital cameras 4. Handheld gaming consoles 5. Wireless headsets

Detailed and Complete Alternative Models

Some alternative models to the LM2795BL/NOPB include: - LM317: Adjustable positive voltage regulator - LM1117: Low dropout voltage regulator - LT1763: Ultra-low noise LDO regulator - TPS7A47: High-performance LDO voltage regulator

These alternative models offer similar functionalities and can be considered based on specific application requirements.

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