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ISL6552CB-T
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ISL6552CB-T

Product Overview

Category: Integrated Circuit (IC)

Use: Voltage Regulator

Characteristics: - High efficiency - Wide input voltage range - Adjustable output voltage - Overcurrent protection - Thermal shutdown protection

Package: 8-Lead SOIC (Small Outline Integrated Circuit)

Essence: The ISL6552CB-T is a voltage regulator IC designed for high-efficiency power supply applications. It provides stable and adjustable output voltage while offering protection features against overcurrent and thermal shutdown.

Packaging/Quantity: The ISL6552CB-T is available in an 8-Lead SOIC package. The quantity per package may vary depending on the supplier.

Specifications

  • Input Voltage Range: 4.5V to 28V
  • Output Voltage Range: 0.8V to 5.5V
  • Maximum Output Current: 10A
  • Efficiency: Up to 95%
  • Operating Temperature Range: -40°C to +85°C

Pin Configuration

The ISL6552CB-T has the following pin configuration:

  1. VIN: Input voltage
  2. GND: Ground
  3. FB: Feedback voltage
  4. COMP: Compensation pin
  5. SS/TR: Soft-start/Tracking pin
  6. VCC: Supply voltage
  7. PGND: Power ground
  8. VOUT: Output voltage

Functional Features

  • High Efficiency: The ISL6552CB-T offers high efficiency, ensuring minimal power loss during voltage regulation.
  • Wide Input Voltage Range: It can accept input voltages ranging from 4.5V to 28V, making it suitable for various power supply applications.
  • Adjustable Output Voltage: The output voltage can be adjusted within the range of 0.8V to 5.5V, providing flexibility in different system requirements.
  • Overcurrent Protection: The IC incorporates overcurrent protection to safeguard the circuit from excessive current flow.
  • Thermal Shutdown Protection: It includes thermal shutdown protection, which prevents damage due to excessive heat.

Advantages and Disadvantages

Advantages: - High efficiency results in reduced power consumption. - Wide input voltage range allows for versatile applications. - Adjustable output voltage provides flexibility. - Overcurrent and thermal shutdown protection enhance reliability.

Disadvantages: - Limited maximum output current of 10A may not be suitable for high-power applications. - Requires external components for proper operation.

Working Principles

The ISL6552CB-T operates as a pulse-width modulation (PWM) voltage regulator. It uses feedback control to maintain a stable output voltage. The FB pin senses the output voltage and compares it with a reference voltage. Based on this comparison, the IC adjusts the duty cycle of the PWM signal to regulate the output voltage.

Detailed Application Field Plans

The ISL6552CB-T is commonly used in various applications, including: 1. Power supplies for computer systems 2. Industrial automation equipment 3. Telecommunications devices 4. Automotive electronics 5. LED lighting systems

Detailed and Complete Alternative Models

Some alternative models that can be considered as alternatives to the ISL6552CB-T are: 1. LM2576-ADJ 2. LT1084CP-ADJ 3. TPS5430-ADJ 4. MAX5033-DJ 5. MC34063A-ADJ

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

In conclusion, the ISL6552CB-T is a voltage regulator IC designed for high-efficiency power supply applications. It offers adjustable output voltage, overcurrent protection, and thermal shutdown protection. With its wide input voltage range and compact package, it is suitable for various electronic systems. However, it has a limited maximum output current and requires external components for proper operation.

Noem 10 veelgestelde vragen en antwoorden met betrekking tot de toepassing van ISL6552CB-T in technische oplossingen

Sure! Here are 10 common questions and answers related to the application of ISL6552CB-T in technical solutions:

  1. Q: What is ISL6552CB-T? A: ISL6552CB-T is a high-performance PWM controller IC designed for voltage regulation in various power supply applications.

  2. Q: What is the input voltage range supported by ISL6552CB-T? A: The input voltage range supported by ISL6552CB-T is typically between 4.5V and 28V.

  3. Q: What is the output voltage range that can be regulated using ISL6552CB-T? A: ISL6552CB-T can regulate output voltages ranging from 0.6V to 5.5V.

  4. Q: Can ISL6552CB-T handle high current loads? A: Yes, ISL6552CB-T is capable of handling high current loads with its robust internal power MOSFETs.

  5. Q: Does ISL6552CB-T support synchronous rectification? A: Yes, ISL6552CB-T supports synchronous rectification, which improves efficiency and reduces power losses.

  6. Q: What is the maximum switching frequency of ISL6552CB-T? A: The maximum switching frequency of ISL6552CB-T is typically around 500kHz.

  7. Q: Can ISL6552CB-T operate in a wide temperature range? A: Yes, ISL6552CB-T is designed to operate reliably in a wide temperature range, typically from -40°C to +85°C.

  8. Q: Does ISL6552CB-T have built-in protection features? A: Yes, ISL6552CB-T incorporates various protection features such as overcurrent protection, overvoltage protection, and thermal shutdown.

  9. Q: Can ISL6552CB-T be used in both step-up and step-down voltage regulation applications? A: Yes, ISL6552CB-T can be used in both step-up (boost) and step-down (buck) voltage regulation applications.

  10. Q: What are the typical applications of ISL6552CB-T? A: ISL6552CB-T is commonly used in various power supply applications such as DC-DC converters, voltage regulators, and battery chargers.

Please note that the answers provided here are general and may vary depending on specific design considerations and requirements.