ISL9021IRU1Z-T

Product Overview

Category

ISL9021IRU1Z-T belongs to the category of integrated circuits (ICs).

Use

It is commonly used as a voltage regulator in various electronic devices.

Characteristics

• Low dropout voltage
• High output accuracy
• Low quiescent current
• Thermal shutdown protection

Package

ISL9021IRU1Z-T is available in a small and compact package, such as a 6-pin WLCSP (Wafer Level Chip Scale Package).

Essence

The essence of ISL9021IRU1Z-T lies in its ability to regulate voltage efficiently and accurately.

Packaging/Quantity

ISL9021IRU1Z-T is typically packaged in reels or tubes, with a quantity of around 3000 units per reel/tube.

Specifications

• Input Voltage Range: 2.5V to 5.5V
• Output Voltage Range: 1.2V to 3.3V
• Dropout Voltage: 200mV at 150mA load
• Quiescent Current: 20µA (typical)
• Operating Temperature Range: -40°C to +85°C

Detailed Pin Configuration

ISL9021IRU1Z-T 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
6. BYP: Bypass capacitor pin

Functional Features

• Low dropout voltage ensures efficient regulation even with low input voltages.
• High output accuracy provides precise voltage regulation for sensitive components.
• Low quiescent current minimizes power consumption during standby or idle modes.
• Thermal shutdown protection prevents overheating and damage to the IC.

Advantages and Disadvantages

Advantages

• Efficient voltage regulation
• Accurate output voltage
• Low power consumption
• Thermal protection

Disadvantages

• Limited input voltage range (2.5V to 5.5V)
• Dropout voltage may affect performance in low voltage conditions

Working Principles

ISL9021IRU1Z-T operates based on the principle of a linear voltage regulator. It takes an input voltage, regulates it to a desired output voltage, and maintains a stable output despite changes in load or input voltage.

Detailed Application Field Plans

ISL9021IRU1Z-T finds applications in various electronic devices, including: - Mobile phones - Tablets - Portable media players - Wearable devices - IoT devices

Detailed and Complete Alternative Models

Some alternative models that can be considered as alternatives to ISL9021IRU1Z-T are: - LM1117-3.3 - MCP1700-3302E/TO - TPS79633DCQR

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

In conclusion, ISL9021IRU1Z-T is a versatile integrated circuit used for voltage regulation in electronic devices. Its low dropout voltage, high accuracy, and low power consumption make it suitable for various applications. However, designers should consider its limited input voltage range and potential performance impact in low voltage conditions. Alternative models provide flexibility for different design needs.