LP2996MR/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
• Output Current: Up to 500mA
• Dropout Voltage: 300mV at 500mA
• Quiescent Current: 75µA
• Operating Temperature Range: -40°C to +125°C

Pin Configuration

The LP2996MR/NOPB has 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
• Built-in thermal shutdown protection
• Short-circuit current limit for overcurrent protection
• Fast transient response for sudden load changes

Advantages

• Wide input voltage range allows compatibility with various power sources
• High output current capability suits a wide range of applications
• Low quiescent current minimizes power consumption
• Compact package size enables space-saving designs
• Robust protection features enhance reliability

Disadvantages

• Dropout voltage may limit efficiency in certain applications
• Limited output voltage range may not meet all requirements
• Thermal considerations required for high-power applications

Working Principles

The LP2996MR/NOPB is a linear regulator that maintains a stable output voltage by adjusting the input voltage. It utilizes a pass transistor to regulate the voltage drop across it, ensuring a constant output voltage despite variations in the input voltage or load conditions. The device employs feedback control to continuously monitor and adjust the output voltage, providing a reliable power supply for electronic devices.

Detailed Application Field Plans

The LP2996MR/NOPB is widely used in various electronic devices and systems, including:

1. Battery-powered devices: Provides regulated power supply for portable electronics such as smartphones, tablets, and wearable devices.
2. Automotive applications: Ensures stable voltage for automotive infotainment systems, lighting controls, and other onboard electronics.
3. Industrial equipment: Used in control systems, sensors, and instrumentation devices where precise and stable power supply is crucial.
4. Communication systems: Provides regulated power for routers, switches, and other network equipment.
5. Consumer electronics: Suitable for audio/video equipment, gaming consoles, and home automation systems.

Detailed and Complete Alternative Models

1. LM1117: Low dropout voltage regulator with adjustable output voltage.
2. LT1763: Ultra-low dropout linear regulator with high output current capability.
3. TPS7A47: High-performance low-dropout voltage regulator with wide input voltage range.
4. ADP3339: Low quiescent current linear regulator with thermal shutdown protection.

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

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