LD39015M15R

Product Overview

Category

The LD39015M15R belongs to the category of voltage regulators.

Use

It is used to regulate voltage in electronic circuits, ensuring a stable output voltage regardless of input fluctuations.

Characteristics

• Output Voltage: 1.5V
• Package: DFN8 (3x3mm)
• Essence: Low dropout voltage regulator
• Packaging/Quantity: Tape and reel, 3000 units per reel

Specifications

• Input Voltage Range: 2.5V to 6V
• Dropout Voltage: 300mV at 150mA
• Quiescent Current: 75µA
• Output Current: 150mA
• Operating Temperature Range: -40°C to 125°C

Detailed Pin Configuration

The LD39015M15R has a total of 8 pins: 1. VIN (Input voltage) 2. GND (Ground) 3. NC (No connection) 4. VOUT (Output voltage) 5. NC (No connection) 6. NC (No connection) 7. EN (Enable pin) 8. NC (No connection)

Functional Features

• Low dropout voltage
• Low quiescent current
• Thermal shutdown and current limit protection
• Stable output voltage over a wide range of operating conditions

Advantages and Disadvantages

Advantages

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

Disadvantages

• Limited output current compared to some alternatives
• Higher quiescent current than certain competing models

Working Principles

The LD39015M15R uses a PNP pass transistor to achieve low dropout voltage. It regulates the output voltage by comparing a portion of the output voltage to an internal reference voltage and adjusting the pass element accordingly.

Detailed Application Field Plans

The LD39015M15R is suitable for various battery-powered applications, such as portable devices, IoT sensors, and handheld instruments. Its low dropout voltage and low quiescent current make it ideal for scenarios where power efficiency and extended battery life are crucial.

Detailed and Complete Alternative Models

Some alternative models to the LD39015M15R include the LM1117, MCP1700, and TPS799. These models offer similar functionality with varying specifications and package sizes, providing flexibility for different design requirements.

In conclusion, the LD39015M15R is a versatile voltage regulator with a compact form factor and efficient performance, making it well-suited for a wide range of battery-powered applications.

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