ISL8502AIRZ-TR5194

Product Overview

Category

The ISL8502AIRZ-TR5194 belongs to the category of integrated circuits (ICs) and specifically falls under the power management ICs.

Use

This product is primarily used for power management applications in various electronic devices and systems. It provides efficient voltage regulation and control, ensuring stable and reliable power supply.

Characteristics

• High efficiency: The ISL8502AIRZ-TR5194 offers high conversion efficiency, minimizing power losses during voltage regulation.
• Wide input voltage range: It can handle a wide range of input voltages, making it suitable for diverse applications.
• Compact package: The product comes in a small form factor package, enabling space-saving designs.
• Low standby power consumption: It features low quiescent current, reducing power consumption during idle or standby modes.

Package and Quantity

The ISL8502AIRZ-TR5194 is available in a compact 24-pin QFN (Quad Flat No-leads) package. It is typically supplied in reels, with a quantity of 2500 units per reel.

Specifications

• Input Voltage Range: 4.5V to 18V
• Output Voltage Range: 0.8V to 6V
• Maximum Output Current: 2A
• Switching Frequency: 1MHz
• Operating Temperature Range: -40°C to +85°C

Pin Configuration

The ISL8502AIRZ-TR5194 has a total of 24 pins, each serving a specific function. Here is a detailed pin configuration:

1. VIN: Input voltage pin
2. GND: Ground pin
3. VCC: Power supply pin
4. EN: Enable pin
5. FB: Feedback pin
6. COMP: Compensation pin
7. SS: Soft-start pin
8. PGND: Power ground pin
9. LX: Switching node pin
10. BOOT: Bootstrap capacitor pin
11. BST: Boost capacitor pin
12. AGND: Analog ground pin
13. VOUT: Output voltage pin 14-24: NC (No Connection) pins

Functional Features

• Voltage Regulation: The ISL8502AIRZ-TR5194 provides precise voltage regulation, ensuring a stable output voltage even under varying load conditions.
• Overcurrent Protection: It incorporates overcurrent protection mechanisms to safeguard the circuit and connected devices from excessive current flow.
• Thermal Shutdown: The product includes thermal shutdown functionality, preventing damage due to excessive heat.
• Soft-Start: The soft-start feature allows for a gradual increase in output voltage during startup, reducing stress on the system components.

Advantages and Disadvantages

Advantages

• High efficiency leads to reduced power consumption and improved energy efficiency.
• Wide input voltage range enables compatibility with various power sources.
• Compact package facilitates space-saving designs.
• Low standby power consumption prolongs battery life in portable applications.

Disadvantages

• Limited maximum output current of 2A may not be sufficient for high-power applications.
• Operating temperature range of -40°C to +85°C may restrict usage in extreme temperature environments.

Working Principles

The ISL8502AIRZ-TR5194 operates based on a switching regulator topology. It utilizes pulse-width modulation (PWM) techniques to regulate the output voltage. The input voltage is converted to a high-frequency AC signal, which is then rectified and filtered to obtain the desired DC output voltage. The feedback mechanism continuously monitors the output voltage and adjusts the duty cycle of the PWM signal to maintain a stable output.

Detailed Application Field Plans

The ISL8502AIRZ-TR5194 finds application in various fields, including but not limited to: - Consumer electronics: Power management in smartphones, tablets, laptops, and gaming consoles. - Industrial equipment: Voltage regulation in automation systems, motor control, and power supplies. - Automotive electronics: Power management for infotainment systems, lighting, and advanced driver-assistance systems (ADAS). - Telecommunications: Power supply solutions for networking equipment, routers, and base stations.

Detailed Alternative Models

For those seeking alternative options, the following models offer similar functionality and features: - ISL8502AIRZ - ISL8502AIRZ-T - ISL8502AIRZ-TR

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

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