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ISL6569CB-T
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ISL6569CB-T

Product Overview

  • Category: Integrated Circuit (IC)
  • Use: Power Management
  • Characteristics: High-performance voltage regulator, synchronous buck controller
  • Package: 16-Lead SOIC (Small Outline Integrated Circuit)
  • Essence: Regulates and controls power supply voltages efficiently
  • Packaging/Quantity: Tape and Reel, 2500 units per reel

Specifications

  • Input Voltage Range: 4.5V to 28V
  • Output Voltage Range: 0.6V to 5.5V
  • Output Current: Up to 25A
  • Switching Frequency: Adjustable up to 1MHz
  • Efficiency: Up to 95%
  • Operating Temperature Range: -40°C to +85°C

Pin Configuration

The ISL6569CB-T has a 16-pin configuration with the following pin assignments:

  1. VIN: Input Voltage
  2. BOOT: Bootstrap Supply for High-Side Gate Driver
  3. PHASE: Phase Node Connection
  4. GND: Ground
  5. COMP: Compensation Node
  6. FB: Feedback Voltage Input
  7. SS/TR: Soft-Start/Tracking Control
  8. VCC: Supply Voltage for Internal Logic
  9. LGATE: Low-Side Gate Driver Output
  10. PGND: Power Ground
  11. AGND: Analog Ground
  12. RT: Oscillator Timing Resistor
  13. CT: Oscillator Timing Capacitor
  14. SYNC: Synchronization Input
  15. OCSET: Overcurrent Threshold Setting
  16. VSENSE: Current Sense Input

Functional Features

  • High-efficiency voltage regulation
  • Synchronous buck controller architecture
  • Adjustable switching frequency for optimization
  • Soft-start and tracking control for smooth startup
  • Overcurrent protection with adjustable threshold
  • Synchronization input for multi-phase operation

Advantages and Disadvantages

Advantages: - High-performance power management solution - Wide input and output voltage range - Adjustable switching frequency for flexibility - Efficient power conversion with high efficiency - Overcurrent protection for enhanced safety

Disadvantages: - Limited to power management applications - Requires external components for complete functionality - Relatively complex pin configuration

Working Principles

The ISL6569CB-T is a synchronous buck controller that regulates the output voltage by adjusting the duty cycle of the internal power switches. It operates by converting the input voltage to a lower, regulated output voltage using pulse-width modulation (PWM) techniques. The feedback voltage is compared to a reference voltage, and the controller adjusts the duty cycle accordingly to maintain the desired output voltage.

Detailed Application Field Plans

The ISL6569CB-T is commonly used in various power management applications, including but not limited to:

  1. Computer motherboards
  2. Servers and data centers
  3. Telecommunications equipment
  4. Industrial control systems
  5. Automotive electronics
  6. LED lighting systems

Detailed and Complete Alternative Models

  1. ISL6569CCB-T: Similar specifications and features, different package (20-Lead QFN)
  2. ISL6569CA-T: Similar specifications and features, different package (8-Lead SOIC)
  3. ISL6569CBZ-T: Similar specifications and features, lead-free package option

These alternative models provide similar functionality and can be considered as alternatives to the ISL6569CB-T depending on specific requirements and constraints.

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技術ソリューションにおける ISL6569CB-T の適用に関連する 10 件の一般的な質問と回答をリストします。

Sure! Here are 10 common questions and answers related to the application of ISL6569CB-T in technical solutions:

  1. Q: What is ISL6569CB-T? A: ISL6569CB-T is a voltage regulator IC (integrated circuit) designed for power management applications.

  2. Q: What is the input voltage range supported by ISL6569CB-T? A: The input voltage range supported by ISL6569CB-T is typically between 4.5V and 24V.

  3. Q: What is the output voltage range provided by ISL6569CB-T? A: ISL6569CB-T can provide an adjustable output voltage range from 0.6V to 5.5V.

  4. Q: What is the maximum output current capability of ISL6569CB-T? A: ISL6569CB-T can handle a maximum output current of up to 20A.

  5. Q: Can ISL6569CB-T operate in a wide temperature range? A: Yes, ISL6569CB-T is designed to operate in a wide temperature range, typically from -40°C to +85°C.

  6. Q: Does ISL6569CB-T have built-in protection features? A: Yes, ISL6569CB-T includes various protection features such as overcurrent protection, overvoltage protection, and thermal shutdown.

  7. Q: Can ISL6569CB-T be used in both step-up and step-down voltage conversion applications? A: Yes, ISL6569CB-T can be used in both step-up (boost) and step-down (buck) voltage conversion applications.

  8. Q: Is ISL6569CB-T suitable for battery-powered applications? A: Yes, ISL6569CB-T is suitable for battery-powered applications as it supports a wide input voltage range and has low quiescent current.

  9. Q: What type of package does ISL6569CB-T come in? A: ISL6569CB-T is available in a compact 20-pin QFN (Quad Flat No-Lead) package.

  10. Q: Are there any evaluation boards or reference designs available for ISL6569CB-T? A: Yes, Intersil (now Renesas Electronics) provides evaluation boards and reference designs to help users quickly prototype and implement solutions using ISL6569CB-T.

Please note that the answers provided here are general and may vary depending on specific application requirements. It is always recommended to refer to the datasheet and application notes for detailed information.