ISL6522BCR-T

Product Overview

Category: Integrated Circuit (IC)

Use: Power Management IC

Characteristics: - High efficiency - Low power consumption - Compact size - Wide input voltage range - Multiple protection features

Package: QFN (Quad Flat No-Lead)

Essence: The ISL6522BCR-T is a power management IC designed for efficient power conversion and management in various electronic devices.

Packaging/Quantity: The ISL6522BCR-T is available in a QFN package. The quantity per package may vary depending on the supplier.

Specifications

The ISL6522BCR-T has the following specifications:

• Input Voltage Range: 4.5V to 25V
• Output Voltage Range: Adjustable, typically up to 5V
• Output Current: Up to 3A
• Efficiency: Up to 95%
• Operating Temperature Range: -40°C to +85°C
• Protection Features: Overcurrent protection, overvoltage protection, undervoltage lockout, thermal shutdown

Pin Configuration

The ISL6522BCR-T has the following pin configuration:

1. VIN: Input voltage
2. GND: Ground
3. VCC: Supply voltage
4. FB: Feedback pin for output voltage regulation
5. COMP: Compensation pin for stability control
6. EN: Enable pin for turning the IC on/off
7. PG: Power good indicator
8. SW: Switching node for power conversion

Functional Features

The ISL6522BCR-T offers the following functional features:

• High-efficiency synchronous buck converter
• Adjustable output voltage
• Soft-start function for controlled startup
• Overcurrent protection for safe operation
• Overvoltage and undervoltage protection for device and circuit protection
• Thermal shutdown to prevent overheating

Advantages and Disadvantages

Advantages: - High efficiency leads to reduced power consumption - Compact size allows for space-saving designs - Wide input voltage range enables compatibility with various power sources - Multiple protection features ensure safe operation

Disadvantages: - Limited output current of up to 3A may not be sufficient for high-power applications - Requires external components for complete power management solution

Working Principles

The ISL6522BCR-T operates as a synchronous buck converter, converting the input voltage to a lower, adjustable output voltage. It utilizes pulse-width modulation (PWM) control to regulate the output voltage. The feedback pin (FB) is used to monitor the output voltage and adjust the duty cycle of the switching transistor to maintain the desired output voltage.

Detailed Application Field Plans

The ISL6522BCR-T can be used in various applications, including but not limited to:

1. Power supplies for computer peripherals
2. Battery charging circuits
3. Industrial automation systems
4. Consumer electronics
5. LED lighting systems

Detailed and Complete Alternative Models

Some alternative models that offer similar functionality to the ISL6522BCR-T are:

1. LM2596S-ADJ
2. LT1370CR
3. TPS5430DDAR
4. MAX15062BASA+
5. MP2307DN-LF-Z

These models provide comparable power management capabilities and can be considered as alternatives based on specific requirements and design considerations.

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