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ISL6565BCB
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ISL6565BCB

Product Overview

Category

ISL6565BCB belongs to the category of integrated circuits (ICs).

Use

The ISL6565BCB is primarily used as a voltage regulator in power management applications.

Characteristics

  • The ISL6565BCB is a high-performance synchronous buck controller.
  • It operates with an input voltage range of 4.5V to 24V.
  • The device offers excellent transient response and output voltage accuracy.
  • It supports adjustable switching frequency up to 1MHz.
  • The ISL6565BCB features a wide duty cycle range for flexible operation.
  • It incorporates advanced protection features such as overcurrent and overvoltage protection.

Package

ISL6565BCB is available in a compact 20-lead QFN package.

Essence

The essence of ISL6565BCB lies in its ability to efficiently regulate voltage in power management applications, providing stable and reliable power supply.

Packaging/Quantity

The ISL6565BCB is typically packaged in reels containing 250 units.

Specifications

  • Input Voltage Range: 4.5V to 24V
  • Output Voltage Range: Adjustable
  • Switching Frequency: Up to 1MHz
  • Duty Cycle Range: Wide
  • Package Type: 20-lead QFN

Detailed Pin Configuration

The ISL6565BCB has the following pin configuration:

  1. VIN: Input voltage
  2. BOOT: High-side gate driver bootstrap supply
  3. VCC: Controller supply voltage
  4. GND: Ground
  5. COMP: Compensation node for feedback control
  6. FB: Feedback voltage input
  7. SS: Soft-start capacitor connection
  8. RT: Oscillator timing resistor
  9. CT: Oscillator timing capacitor
  10. SYNC: Synchronization input
  11. PGND: Power ground
  12. PHASE: Phase node connection
  13. LGATE: Low-side gate driver output
  14. PGATE: Power MOSFET gate drive supply
  15. VDRV: External bootstrap diode connection
  16. VCC5V: 5V regulator output
  17. VSENSE: Current sense input
  18. ITH: Current limit threshold setting
  19. OCSET: Overcurrent protection threshold setting
  20. SS/TRK: Soft-start/tracking capacitor connection

Functional Features

  • High-performance synchronous buck controller
  • Excellent transient response and output voltage accuracy
  • Adjustable switching frequency for flexibility
  • Wide duty cycle range for versatile operation
  • Advanced protection features (overcurrent, overvoltage)

Advantages and Disadvantages

Advantages

  • Efficient voltage regulation
  • Stable and reliable power supply
  • Excellent transient response
  • Flexible operation with adjustable switching frequency
  • Advanced protection features ensure device safety

Disadvantages

  • Limited to power management applications
  • Requires additional external components for complete functionality

Working Principles

The ISL6565BCB operates as a synchronous buck controller, regulating the output voltage based on the feedback received from the FB pin. It utilizes a high-side gate driver bootstrap supply (BOOT) and a low-side gate driver output (LGATE) to control the power MOSFETs in the buck converter circuit. The device adjusts the duty cycle and switching frequency to maintain the desired output voltage, providing efficient power management.

Detailed Application Field Plans

The ISL6565BCB is widely used in various power management applications, including but not limited to: - DC-DC converters - Voltage regulators - Power supplies - Battery charging systems

Detailed and Complete Alternative Models

  1. ISL6565ACB
  2. ISL6565CCB
  3. ISL6565DCB
  4. ISL6565ECB

These alternative models offer similar functionality and characteristics to the ISL6565BCB, providing options for different application requirements.

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Enumere 10 preguntas y respuestas comunes relacionadas con la aplicación de ISL6565BCB en soluciones técnicas

Sure! Here are 10 common questions and answers related to the application of ISL6565BCB in technical solutions:

  1. Q: What is ISL6565BCB? A: ISL6565BCB is a highly integrated dual synchronous buck controller designed for advanced CPU power delivery.

  2. Q: What are the key features of ISL6565BCB? A: The key features of ISL6565BCB include high efficiency, accurate voltage regulation, adjustable switching frequency, and comprehensive protection features.

  3. Q: What is the input voltage range supported by ISL6565BCB? A: ISL6565BCB supports an input voltage range from 4.5V to 24V.

  4. Q: How many phases can ISL6565BCB control? A: ISL6565BCB can control up to 4 phases, making it suitable for multi-phase power delivery solutions.

  5. Q: Can ISL6565BCB support both synchronous and non-synchronous buck converters? A: Yes, ISL6565BCB can support both synchronous and non-synchronous buck converters.

  6. Q: What is the maximum output current that ISL6565BCB can handle? A: ISL6565BCB can handle a maximum output current of 60A.

  7. Q: Does ISL6565BCB have overcurrent protection? A: Yes, ISL6565BCB has overcurrent protection to safeguard against excessive current draw.

  8. Q: Can ISL6565BCB operate in a wide temperature range? A: Yes, ISL6565BCB is designed to operate in a wide temperature range, typically from -40°C to +85°C.

  9. Q: Does ISL6565BCB have a soft-start feature? A: Yes, ISL6565BCB has a soft-start feature to minimize inrush current during startup.

  10. Q: What is the typical application of ISL6565BCB? A: ISL6565BCB is commonly used in applications such as servers, desktop computers, and high-performance computing systems for efficient CPU power delivery.

Please note that these answers are general and may vary depending on specific implementation and requirements.