ISL9021AIRUMZ-T7A

Product Overview

Category

ISL9021AIRUMZ-T7A 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
• Overcurrent and thermal protection

Package

ISL9021AIRUMZ-T7A is available in a small package, typically a 6-pin ultra-thin DFN (Dual Flat No-Lead) package.

Essence

The essence of ISL9021AIRUMZ-T7A lies in its ability to regulate voltage efficiently and accurately.

Packaging/Quantity

ISL9021AIRUMZ-T7A is usually packaged in reels or tubes, with a typical quantity of 3000 units per reel/tube.

Specifications

• Input Voltage Range: 2.5V to 5.5V
• Output Voltage Range: 0.8V to 3.6V
• Dropout Voltage: 150mV at 150mA
• Quiescent Current: 17µA
• Output Current: Up to 150mA
• Operating Temperature Range: -40°C to +85°C

Detailed Pin Configuration

ISL9021AIRUMZ-T7A 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. PG: Power good indicator pin

Functional Features

• Low dropout voltage ensures efficient power conversion.
• High output accuracy provides stable voltage regulation.
• Low quiescent current minimizes power consumption.
• Overcurrent and thermal protection safeguards the IC and connected components.

Advantages and Disadvantages

Advantages

• Efficient voltage regulation
• High output accuracy
• Low power consumption
• Protection features for enhanced reliability

Disadvantages

• Limited output current capacity (up to 150mA)
• Restricted input and output voltage ranges

Working Principles

ISL9021AIRUMZ-T7A operates based on the principle of linear voltage regulation. It takes an input voltage within the specified range and regulates it to a desired output voltage with high accuracy. The internal circuitry ensures low dropout voltage, minimal quiescent current, and protection against overcurrent and thermal conditions.

Detailed Application Field Plans

ISL9021AIRUMZ-T7A finds applications in various electronic devices that require stable voltage regulation. Some common application fields include:

1. Mobile devices: Smartphones, tablets, portable media players.
2. Wearable electronics: Smartwatches, fitness trackers.
3. IoT devices: Sensors, actuators, smart home devices.
4. Portable gaming consoles.
5. Battery-powered devices: Wireless headphones, Bluetooth speakers.

Detailed and Complete Alternative Models

Some alternative models that offer similar functionality to ISL9021AIRUMZ-T7A are:

1. MCP1700: Microchip Technology Inc.
2. TPS7A05: Texas Instruments.
3. LP2985: Texas Instruments.
4. LT1763: Analog Devices Inc.
5. NCP1117: ON Semiconductor.

These alternative models can be considered based on specific requirements and design constraints.

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