LP3913SQX-ADJ/NOPB

Product Overview

Category

The LP3913SQX-ADJ/NOPB belongs to the category of voltage regulators.

Use

It is used to regulate voltage in electronic circuits, ensuring a stable and reliable power supply.

Characteristics

• Input Voltage Range: 2.7V to 5.5V
• Output Voltage Range: 0.8V to 4.2V
• Low Dropout Voltage: 200mV at 150mA
• Low Quiescent Current: 75µA
• Package: 10-pin WSON (3mm x 3mm)
• Essence: Adjustable linear regulator
• Packaging/Quantity: Tape & Reel (3000 units per reel)

Specifications

• Output Current: 150mA
• Dropout Voltage: 200mV at 150mA
• Line Regulation: 0.1% typical
• Load Regulation: 0.1% typical
• Quiescent Current: 75µA
• Operating Temperature Range: -40°C to 125°C

Detailed Pin Configuration

1. VIN: Input voltage
2. GND: Ground
3. EN: Enable pin
4. BYP: Bypass capacitor
5. VOUT: Output voltage
6. NC: No connect
7. NC: No connect
8. NC: No connect
9. NC: No connect
10. NC: No connect

Functional Features

• Adjustable output voltage
• Low dropout voltage
• Low quiescent current
• Thermal shutdown protection
• Short-circuit protection

Advantages and Disadvantages

Advantages

• Wide input voltage range
• Small package size
• Low dropout voltage
• Low quiescent current

Disadvantages

• Limited output current capacity
• Limited output voltage range

Working Principles

The LP3913SQX-ADJ/NOPB operates by comparing the reference voltage with the feedback voltage to adjust the output voltage. It uses a series pass PNP transistor to regulate the output voltage.

Detailed Application Field Plans

This voltage regulator is suitable for various battery-powered applications, portable devices, and low-power systems where a stable and efficient power supply is required. It can be used in handheld consumer electronics, IoT devices, and wearable technology.

Detailed and Complete Alternative Models

• LM317: Adjustable voltage regulator with higher output current capacity
• LM1117: Fixed and adjustable voltage regulator with different package options
• MCP1703: Low quiescent current LDO regulator with similar input voltage range

In conclusion, the LP3913SQX-ADJ/NOPB is a versatile voltage regulator with a wide input voltage range, making it suitable for various low-power electronic applications. Its compact package and low dropout voltage make it an ideal choice for portable and battery-powered devices. However, its limited output current capacity and voltage range may not be suitable for high-power applications. When considering alternatives, the LM317, LM1117, and MCP1703 offer different features and capabilities to suit specific application requirements.