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ISL6552CRZ-T
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ISL6552CRZ-T

Product Overview

Category

ISL6552CRZ-T belongs to the category of voltage regulators.

Use

It is commonly used in power management applications.

Characteristics

  • High efficiency
  • Low dropout voltage
  • Wide input voltage range
  • Adjustable output voltage
  • Overcurrent protection
  • Thermal shutdown protection

Package

ISL6552CRZ-T comes in a small outline package (SOIC) with 8 pins.

Essence

The essence of ISL6552CRZ-T is its ability to regulate and control voltage levels efficiently and reliably.

Packaging/Quantity

ISL6552CRZ-T is typically packaged in reels and is available in quantities of 2500 units per reel.

Specifications

  • Input Voltage Range: 4.5V to 28V
  • Output Voltage Range: 0.8V to 5.5V
  • Maximum Output Current: 3A
  • Dropout Voltage: 300mV at 3A
  • Operating Temperature Range: -40°C to +85°C

Detailed Pin Configuration

  1. VIN: Input voltage pin
  2. GND: Ground pin
  3. FB: Feedback pin for output voltage regulation
  4. COMP: Compensation pin for stability control
  5. SS/TR: Soft-start/Tracking pin for controlled startup
  6. EN: Enable pin for turning the regulator on/off
  7. VCC: Supply voltage pin for internal circuitry
  8. VOUT: Output voltage pin

Functional Features

  • Voltage regulation: ISL6552CRZ-T provides precise and stable output voltage regulation.
  • Overcurrent protection: It includes built-in protection against excessive current flow.
  • Thermal shutdown protection: The device shuts down automatically when it reaches a certain temperature threshold to prevent damage.

Advantages and Disadvantages

Advantages

  • High efficiency leads to reduced power consumption.
  • Wide input voltage range allows for versatile applications.
  • Adjustable output voltage provides flexibility in different scenarios.
  • Overcurrent and thermal shutdown protection enhance safety and reliability.

Disadvantages

  • Limited maximum output current of 3A may not be suitable for high-power applications.
  • The small package size may require careful handling during installation.

Working Principles

ISL6552CRZ-T operates based on a feedback control mechanism. It continuously monitors the output voltage and adjusts the internal circuitry to maintain the desired voltage level. By comparing the feedback voltage with a reference voltage, it regulates the duty cycle of the internal switching transistor to achieve the desired output voltage.

Detailed Application Field Plans

ISL6552CRZ-T finds applications in various fields, including: 1. Power supplies for computer systems 2. Industrial automation equipment 3. Telecommunications devices 4. Automotive electronics 5. Battery charging systems

Detailed and Complete Alternative Models

Some alternative models that can be considered as alternatives to ISL6552CRZ-T are: 1. LM2576-ADJ 2. LT1084CP-ADJ 3. TPS5430DDAR 4. MAX5033DASA 5. MC34063ADR

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

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Noem 10 veelgestelde vragen en antwoorden met betrekking tot de toepassing van ISL6552CRZ-T in technische oplossingen

Sure! Here are 10 common questions and answers related to the application of ISL6552CRZ-T in technical solutions:

  1. Q: What is ISL6552CRZ-T? A: ISL6552CRZ-T is a voltage mode PWM controller IC designed for power supply applications.

  2. Q: What is the input voltage range supported by ISL6552CRZ-T? A: The input voltage range supported by ISL6552CRZ-T is typically between 4.5V and 28V.

  3. Q: What is the output voltage range that can be regulated using ISL6552CRZ-T? A: The output voltage range that can be regulated using ISL6552CRZ-T depends on the external components used, but it is typically between 0.6V and 5.5V.

  4. Q: Can ISL6552CRZ-T handle high current loads? A: Yes, ISL6552CRZ-T can handle high current loads with the help of external MOSFETs and other supporting components.

  5. Q: What is the maximum switching frequency supported by ISL6552CRZ-T? A: The maximum switching frequency supported by ISL6552CRZ-T is typically around 500kHz.

  6. Q: Does ISL6552CRZ-T have built-in protection features? A: Yes, ISL6552CRZ-T has various built-in protection features such as overcurrent protection, overvoltage protection, and thermal shutdown.

  7. Q: Can ISL6552CRZ-T be used in both buck and boost converter configurations? A: No, ISL6552CRZ-T is specifically designed for buck converter applications.

  8. Q: What is the typical efficiency of a power supply using ISL6552CRZ-T? A: The efficiency of a power supply using ISL6552CRZ-T depends on the specific design and operating conditions, but it can typically achieve high efficiencies above 90%.

  9. Q: Can ISL6552CRZ-T operate in a wide temperature range? A: Yes, ISL6552CRZ-T is designed to operate in a wide temperature range, typically from -40°C to +85°C.

  10. Q: Are there any evaluation boards or reference designs available for ISL6552CRZ-T? A: Yes, Intersil (now Renesas Electronics) provides evaluation boards and reference designs for ISL6552CRZ-T that can help in designing and testing power supply solutions.