LP3972SQE-I514/NOPB

Product Overview

Category: Voltage Regulator
Use: Power management
Characteristics: Low dropout, high PSRR, low quiescent current
Package: 20-pin WQFN
Essence: Efficient voltage regulation for various applications
Packaging/Quantity: Tape and reel, 2500 units

Specifications

Input Voltage Range: 2.7V to 5.5V
Output Voltage Range: 0.8V to 3.3V
Dropout Voltage: 150mV at 150mA
Quiescent Current: 40µA
PSRR: 70dB at 1kHz
Operating Temperature Range: -40°C to 125°C

Detailed Pin Configuration

VIN
EN
BYP
GND
VOUT
FB
NC
NC
NC
NC
NC
NC
NC
NC
NC
NC
NC
NC
NC
NC

Functional Features

Low dropout voltage
High power supply rejection ratio (PSRR)
Thermal shutdown and current limit protection
Low quiescent current

Advantages and Disadvantages

Advantages: - Wide input voltage range - Small package size - Low quiescent current - Excellent line and load transient response

Disadvantages: - Limited output current capability - Higher cost compared to traditional linear regulators

Working Principles

The LP3972SQE-I514/NOPB is a low dropout linear regulator that provides a stable output voltage from a varying input voltage. It uses a feedback mechanism to adjust the output voltage based on the reference voltage and the feedback voltage.

Detailed Application Field Plans

The LP3972SQE-I514/NOPB is suitable for various battery-powered applications, portable devices, and IoT devices where efficient power management is crucial. It can be used in handheld consumer electronics, wireless sensors, and other battery-operated systems.

Detailed and Complete Alternative Models

LM1117
LT1763
ADP3338

This concludes the entry for LP3972SQE-I514/NOPB, covering its product details, specifications, features, and application field plans.

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Seznam 10 běžných otázek a odpovědí souvisejících s aplikací LP3972SQE-I514/NOPB v technických řešeních

What is the input voltage range of LP3972SQE-I514/NOPB?
- The input voltage range of LP3972SQE-I514/NOPB is 2.7V to 5.5V.
What is the output current capability of LP3972SQE-I514/NOPB?
- LP3972SQE-I514/NOPB has an output current capability of up to 600mA.
Can LP3972SQE-I514/NOPB be used in battery-powered applications?
- Yes, LP3972SQE-I514/NOPB is suitable for battery-powered applications due to its low quiescent current and wide input voltage range.
Does LP3972SQE-I514/NOPB have overcurrent protection?
- Yes, LP3972SQE-I514/NOPB features overcurrent protection to safeguard the system from excessive currents.
What are the typical applications of LP3972SQE-I514/NOPB?
- Typical applications of LP3972SQE-I514/NOPB include smartphones, tablets, portable media players, and other handheld devices.
Is LP3972SQE-I514/NOPB compatible with both fixed and adjustable output voltages?
- Yes, LP3972SQE-I514/NOPB supports both fixed and adjustable output voltages, providing flexibility in various technical solutions.
What is the thermal shutdown temperature of LP3972SQE-I514/NOPB?
- LP3972SQE-I514/NOPB has a thermal shutdown temperature of approximately 150°C to protect against overheating.
Can LP3972SQE-I514/NOPB operate in a wide temperature range?
- Yes, LP3972SQE-I514/NOPB is designed to operate in a wide temperature range, making it suitable for diverse environmental conditions.
Does LP3972SQE-I514/NOPB require external compensation components?
- No, LP3972SQE-I514/NOPB does not require external compensation components, simplifying the design process.
Is LP3972SQE-I514/NOPB available in a small package for space-constrained applications?
- Yes, LP3972SQE-I514/NOPB is available in a compact package, making it ideal for space-constrained technical solutions.