ISL80103IR18Z

Product Overview

Category

ISL80103IR18Z belongs to the category of voltage regulators.

Use

It is commonly used for regulating voltage in electronic circuits.

Characteristics

• High efficiency
• Low dropout voltage
• Wide input voltage range
• Adjustable output voltage
• Overcurrent and thermal protection

Package

ISL80103IR18Z comes in a compact and durable package, suitable for various applications.

Essence

The essence of ISL80103IR18Z lies in its ability to provide stable and regulated voltage output.

Packaging/Quantity

ISL80103IR18Z is typically packaged in reels or tubes, with a quantity of 2500 units per reel/tube.

Specifications

• Input Voltage Range: 2.7V to 5.5V
• Output Voltage Range: 0.8V to 3.6V
• Maximum Output Current: 3A
• Dropout Voltage: 200mV (typical)
• Operating Temperature Range: -40°C to +85°C

Detailed Pin Configuration

ISL80103IR18Z has the following pin configuration:

1. VIN: Input voltage pin
2. GND: Ground pin
3. EN: Enable pin
4. FB: Feedback pin
5. VOUT: Output voltage pin

Functional Features

• High efficiency conversion
• Fast transient response
• Overcurrent protection
• Thermal shutdown protection
• Adjustable output voltage through external resistors

Advantages and Disadvantages

Advantages

• High efficiency leads to reduced power dissipation
• Wide input voltage range allows for versatile applications
• Overcurrent and thermal protection ensure device safety
• Adjustable output voltage provides flexibility

Disadvantages

• Limited maximum output current of 3A
• Dropout voltage of 200mV may affect certain low-power applications

Working Principles

ISL80103IR18Z operates based on a switching regulator topology. It uses an internal power MOSFET to regulate the output voltage by adjusting the duty cycle of the switching waveform. This allows for efficient conversion and precise voltage regulation.

Detailed Application Field Plans

ISL80103IR18Z finds application in various fields, including but not limited to: - Portable electronic devices - Battery-powered systems - Industrial automation - Automotive electronics - Telecommunications equipment

Detailed and Complete Alternative Models

Some alternative models that can be considered as alternatives to ISL80103IR18Z are: - LM1117-3.3 - LT1084CP-5 - TPS7A4700

These models offer similar functionality and specifications, providing options for different design requirements.

In conclusion, ISL80103IR18Z is a voltage regulator with high efficiency, wide input voltage range, and adjustable output voltage. It offers overcurrent and thermal protection, making it suitable for various applications. However, it has limitations in terms of maximum output current and dropout voltage. Its working principle involves switching regulation, ensuring efficient voltage conversion. It can be used in portable devices, battery-powered systems, industrial automation, automotive electronics, and telecommunications equipment. Alternative models such as LM1117-3.3, LT1084CP-5, and TPS7A4700 can also be considered for similar applications.