LP2996M/NOPB

Product Overview

• Category: Integrated Circuit (IC)
• Use: Voltage Regulator
• Characteristics: High-performance, low-dropout linear regulator
• Package: 8-pin SOIC (Small Outline Integrated Circuit)
• Essence: Provides a stable output voltage for various electronic devices
• Packaging/Quantity: Available in reels of 2500 units

Specifications

• Input Voltage Range: 2.5V to 7V
• Output Voltage Range: 1.2V to 5.5V
• Maximum Output Current: 500mA
• Dropout Voltage: 300mV at 500mA
• Quiescent Current: 75µA
• Line Regulation: 0.02%/V
• Load Regulation: 0.05%/mA
• Operating Temperature Range: -40°C to +125°C

Detailed Pin Configuration

The LP2996M/NOPB features the following pin configuration:

1. IN: Input voltage pin
2. GND: Ground pin
3. EN: Enable pin
4. BYP: Bypass capacitor pin
5. FB: Feedback pin
6. VOUT: Output voltage pin
7. NC: No connection
8. OUT: Output voltage pin

Functional Features

• Low dropout voltage ensures efficient power conversion
• Excellent line and load regulation for stable output voltage
• Thermal shutdown and current limit protection
• Fast transient response for sudden load changes
• Low quiescent current for power-saving applications

Advantages and Disadvantages

Advantages: - High-performance voltage regulator - Wide input and output voltage range - Low dropout voltage for efficient power conversion - Excellent line and load regulation - Thermal shutdown and current limit protection

Disadvantages: - Limited maximum output current (500mA) - Requires external bypass capacitor for optimal performance

Working Principles

The LP2996M/NOPB is a linear voltage regulator that maintains a stable output voltage despite variations in the input voltage and load conditions. It utilizes a pass transistor to regulate the output voltage based on the feedback received from the FB pin. The enable (EN) pin allows the device to be turned on or off, conserving power when not in use. The BYP pin is used to connect an external bypass capacitor for improved stability and noise reduction.

Detailed Application Field Plans

The LP2996M/NOPB is commonly used in various electronic devices that require a stable and regulated power supply. Some of its application fields include:

1. Mobile Devices: Smartphones, tablets, portable media players
2. Computer Peripherals: USB hubs, external hard drives, printers
3. Automotive Electronics: Infotainment systems, navigation devices, dashboard displays
4. Industrial Equipment: Test and measurement instruments, control systems, motor drivers
5. Consumer Electronics: Audio/video equipment, gaming consoles, set-top boxes

Detailed and Complete Alternative Models

1. LM1117: Low dropout voltage regulator with adjustable output voltage
2. LT1763: High-performance LDO regulator with ultra-low dropout voltage
3. TPS7A47: Wide-input voltage range LDO regulator with high PSRR (Power Supply Rejection Ratio)
4. ADP3339: Low quiescent current LDO regulator with fast transient response
5. MAX603: Precision voltage reference with low dropout voltage

These alternative models offer similar functionality and can be considered as substitutes for the LP2996M/NOPB in various applications.

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