ISL9021IRUWZ-T

Product Overview

Category

ISL9021IRUWZ-T belongs to the category of integrated circuits (ICs).

Use

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

Characteristics

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

Package

ISL9021IRUWZ-T is available in a small package, typically a 6-pin WLCSP (Wafer Level Chip Scale Package).

Essence

The essence of ISL9021IRUWZ-T lies in its ability to regulate voltage efficiently and reliably.

Packaging/Quantity

ISL9021IRUWZ-T is usually packaged in reels or tubes, with a quantity of around 3000 units per reel.

Specifications

• Input Voltage Range: 2.5V to 5.5V
• Output Voltage Range: 0.8V to VIN
• Dropout Voltage: 200mV at 150mA load current
• Quiescent Current: 20µA
• Operating Temperature Range: -40°C to +85°C

Pin Configuration

ISL9021IRUWZ-T has the following pin configuration:

1. VIN: Input Voltage
2. GND: Ground
3. EN: Enable Pin
4. FB: Feedback Pin
5. VOUT: Output Voltage
6. PG: Power Good Indicator

Functional Features

• High Efficiency: The ISL9021IRUWZ-T offers high efficiency, minimizing power loss during voltage regulation.
• Low Dropout Voltage: With a low dropout voltage, it can maintain stable output voltage even when the input voltage is close to the desired output voltage.
• Wide Input Voltage Range: It can accept a wide range of input voltages, making it suitable for various applications.
• Adjustable Output Voltage: The output voltage can be adjusted according to the specific requirements of the application.
• Overcurrent and Thermal Protection: The IC incorporates protection mechanisms to prevent damage from overcurrent or excessive temperature.

Advantages and Disadvantages

Advantages

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

Disadvantages

• Limited output current capacity.
• Sensitive to external noise and disturbances.

Working Principles

ISL9021IRUWZ-T operates based on the principle of regulating the input voltage to provide a stable output voltage. It utilizes internal circuitry to monitor and adjust the voltage levels accordingly. By comparing the feedback voltage with a reference voltage, it continuously adjusts the output voltage to maintain the desired level.

Detailed Application Field Plans

ISL9021IRUWZ-T finds applications in various electronic devices, including but not limited to: - Mobile phones - Tablets - Portable media players - Wearable devices - IoT devices

Detailed and Complete Alternative Models

Some alternative models that offer similar functionality to ISL9021IRUWZ-T are: - LM1117-3.3 - LT1763-3.3 - TPS79633

These alternatives can be considered based on specific requirements and availability.

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