LP3972SQX-A413/NOPB

Product Overview

• Category: Voltage Regulator
• Use: Power management for electronic devices
• Characteristics: Low dropout voltage, high output accuracy, low quiescent current
• Package: 16-pin WQFN package
• Essence: Efficient power regulation for various electronic applications
• Packaging/Quantity: Tape and reel, 2500 units per reel

Specifications

• Input Voltage Range: 2.5V to 5.5V
• Output Voltage Range: 0.8V to 3.6V
• Output Current: Up to 1A
• Dropout Voltage: 200mV at 1A
• Quiescent Current: 75µA
• Operating Temperature Range: -40°C to 125°C

Detailed Pin Configuration

1. VIN (Pin 1) - Input voltage
2. EN (Pin 2) - Enable pin
3. GND (Pins 3, 4, 5, 6, 7, 8) - Ground
4. FB (Pin 9) - Feedback pin
5. VOUT (Pin 10) - Output voltage
6. PG (Pin 11) - Power good indicator
7. SS/TR (Pin 12) - Soft-start/tracking
8. BST (Pin 13) - Bootstrap capacitor connection
9. SW (Pin 14) - Switch node
10. AGND (Pin 15) - Analog ground
11. NC (Pin 16) - No connect

Functional Features

• High Efficiency: Provides efficient power conversion with minimal energy loss
• Low Dropout Voltage: Maintains stable output even when input voltage is close to the output voltage
• Power Good Indicator: Monitors the output voltage status for system reliability
• Soft-Start/Tracking: Allows controlled startup and tracking of the output voltage

Advantages and Disadvantages

Advantages

• High output accuracy
• Low quiescent current
• Wide input voltage range

Disadvantages

• Limited maximum output current compared to some alternatives
• Requires an external bootstrap capacitor

Working Principles

The LP3972SQX-A413/NOPB is a voltage regulator that utilizes a feedback mechanism to maintain a stable output voltage regardless of variations in the input voltage or load conditions. It employs a switching architecture to achieve high efficiency and low dropout voltage, ensuring optimal power management for electronic devices.

Detailed Application Field Plans

The LP3972SQX-A413/NOPB is suitable for a wide range of applications, including: - Portable electronic devices - Battery-powered systems - IoT devices - Wearable electronics - Industrial control systems

Detailed and Complete Alternative Models

Some alternative models to consider include: - LM1117 - LT1763 - TPS7A47

This concludes the English editing encyclopedia entry structure for LP3972SQX-A413/NOPB.