ISL6525CB-T

Product Overview

Category: Integrated Circuit (IC)

Use: Power Management

Characteristics: - High efficiency voltage regulator - Low power consumption - Wide input voltage range - Overcurrent protection - Thermal shutdown protection

Package: 16-Lead SOIC (Small Outline Integrated Circuit)

Essence: The ISL6525CB-T is a voltage regulator IC designed for power management applications. It provides high efficiency and reliable power supply with various protection features.

Packaging/Quantity: The ISL6525CB-T is available in a 16-Lead SOIC package. It is typically sold in reels or tubes containing multiple units.

Specifications

The ISL6525CB-T has the following specifications:

• Input Voltage Range: 4.5V to 5.5V
• Output Voltage Range: Adjustable from 0.8V to 5.5V
• Maximum Output Current: 3A
• Efficiency: Up to 95%
• Operating Temperature Range: -40°C to +85°C

Pin Configuration

The ISL6525CB-T has 16 pins arranged as follows:

1. VIN - Input Voltage
2. GND - Ground
3. FB - Feedback Voltage
4. COMP - Compensation
5. SS/TR - Soft-Start/Tracking
6. VCC - Supply Voltage
7. PGND - Power Ground
8. LX - Switching Node
9. LX - Switching Node
10. BOOT - Bootstrap Capacitor
11. BST - Bootstrap Voltage
12. EN - Enable
13. PGOOD - Power Good Indicator
14. OCSET - Overcurrent Protection Threshold
15. OCSET - Overcurrent Protection Threshold
16. VREF - Reference Voltage

Functional Features

• High-efficiency synchronous buck regulator
• Adjustable output voltage
• Soft-start and tracking functions
• Overcurrent 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 - Overcurrent and thermal shutdown protection enhance reliability - Power good indicator provides visual feedback on the output status

Disadvantages: - Limited maximum output current of 3A may not be suitable for high-power applications - Requires external components for proper operation

Working Principles

The ISL6525CB-T operates as a synchronous buck regulator, converting a higher input voltage to a lower output voltage. It utilizes pulse-width modulation (PWM) to control the switching of the internal power MOSFETs, achieving high efficiency. The feedback voltage is compared with a reference voltage to regulate the output voltage. Various protection mechanisms, such as overcurrent and thermal shutdown, ensure safe operation.

Detailed Application Field Plans

The ISL6525CB-T can be used in various power management applications, including but not limited to: - Computer motherboards - Networking equipment - Industrial control systems - Telecommunications devices - Consumer electronics

Detailed and Complete Alternative Models

Some alternative models that can be considered as alternatives to the ISL6525CB-T are: - LM2576-ADJ - LT1074CT - TPS5430DDAR - MAX5033DASA

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

In conclusion, the ISL6525CB-T is a versatile voltage regulator IC designed for power management applications. With its high efficiency, protection features, and adjustable output voltage, it offers reliable and efficient power supply solutions.