ISL9021AIIKZ-T

Product Overview

Category

ISL9021AIIKZ-T belongs to the category of integrated circuits (ICs).

Use

This product is commonly used in electronic devices for voltage regulation and power management.

Characteristics

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

Package

ISL9021AIIKZ-T is available in a small package, typically a 10-lead DFN (Dual Flat No-Lead) package.

Essence

The essence of ISL9021AIIKZ-T lies in its ability to efficiently regulate voltage and manage power consumption in electronic devices.

Packaging/Quantity

This product is usually packaged in reels or tubes, with a typical quantity of 3000 units per reel.

Specifications

• Input Voltage Range: 2.5V to 5.5V
• Output Voltage Range: 0.6V to VIN
• Quiescent Current: 22µA (typical)
• Maximum Output Current: 300mA
• Operating Temperature Range: -40°C to +85°C

Detailed Pin Configuration

ISL9021AIIKZ-T has the following pin configuration:

1. VIN: Input voltage pin
2. EN: Enable pin
3. GND: Ground pin
4. FB: Feedback pin
5. VOUT: Output voltage pin
6. PG: Power good indicator pin
7. NC: No connection
8. SW: Switch pin
9. SW: Switch pin
10. VIN: Input voltage pin

Functional Features

• Low dropout voltage
• Soft-start capability
• Short-circuit protection
• Thermal shutdown protection
• Power good indicator

Advantages and Disadvantages

Advantages

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

Disadvantages

• Maximum output current may not be sufficient for high-power applications
• Limited pin configuration options restrict certain circuit designs

Working Principles

ISL9021AIIKZ-T operates based on a switching regulator topology. It uses an internal control loop to maintain the desired output voltage by adjusting the duty cycle of the internal switch. This allows for efficient voltage regulation while minimizing power loss.

Detailed Application Field Plans

ISL9021AIIKZ-T finds applications in various electronic devices, including but not limited to: - Mobile phones - Tablets - Portable media players - Wearable devices - IoT (Internet of Things) devices

In these applications, it is used to regulate the voltage supplied to different components, ensuring stable and reliable operation.

Detailed and Complete Alternative Models

Some alternative models that can be considered as alternatives to ISL9021AIIKZ-T are: - TPS799xx: Texas Instruments - MCP1700: Microchip Technology - LP2985: Texas Instruments - NCP702: ON Semiconductor

These models offer similar functionality and can be suitable replacements depending on specific requirements.

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