Intersil
Afbeelding kan een representatie zijn.
Zie specificaties voor productdetails.
ISL95866CIRZ-T
Details bekijken DataSheets

ISL95866CIRZ-T

Product Overview

  • Category: Integrated Circuit (IC)
  • Use: Power Management
  • Characteristics: High efficiency, compact size, advanced features
  • Package: QFN (Quad Flat No-Lead)
  • Essence: Voltage Regulator
  • 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 6A
  • Efficiency: Up to 95%
  • Switching Frequency: 1MHz
  • Operating Temperature Range: -40°C to +85°C

Detailed Pin Configuration

The ISL95866CIRZ-T has a total of 32 pins. The pin configuration is as follows:

  1. VIN: Input voltage
  2. GND: Ground
  3. VCC: Internal supply voltage
  4. BOOT: Bootstrap capacitor connection
  5. PHASE: Phase node connection
  6. COMP: Compensation pin for feedback control
  7. FB: Feedback voltage input
  8. SS: Soft-start capacitor connection
  9. PGND: Power ground
  10. LGATE: Low-side MOSFET gate driver output
  11. PGATE: Power MOSFET gate driver output
  12. AGND: Analog ground
  13. ISENSE+: Positive current sense input
  14. ISENSE-: Negative current sense input
  15. VDRV: External driver voltage input
  16. VDRV_GND: External driver ground
  17. VDRV_OUT: External driver output
  18. VDRV_IN: External driver input
  19. VDRV_FB: External driver feedback input
  20. VDRV_COMP: External driver compensation input
  21. VDRV_SS: External driver soft-start input
  22. VDRV_PGND: External driver power ground
  23. VDRV_LGATE: External driver low-side gate output
  24. VDRV_PGATE: External driver power gate output
  25. VDRV_AGND: External driver analog ground
  26. VDRV_ISENSE+: External driver positive current sense input
  27. VDRV_ISENSE-: External driver negative current sense input
  28. VDRV_VIN: External driver input voltage
  29. VDRV_VCC: External driver internal supply voltage
  30. VDRV_BOOT: External driver bootstrap capacitor connection
  31. VDRV_PHASE: External driver phase node connection
  32. VDRV_COMP: External driver compensation pin for feedback control

Functional Features

  • High efficiency power conversion
  • Wide input and output voltage range
  • Integrated protection features (overcurrent, overvoltage, undervoltage)
  • Adjustable switching frequency
  • Soft-start capability for smooth power-up
  • Adaptive voltage positioning for improved performance

Advantages and Disadvantages

Advantages: - High efficiency leads to reduced power consumption - Compact size allows for space-saving designs - Advanced features enhance system performance - Integrated protection ensures reliable operation - Adjustable switching frequency provides flexibility

Disadvantages: - Higher cost compared to traditional linear regulators - Requires careful PCB layout and thermal management - Limited output current compared to some high-power applications

Working Principles

The ISL95866CIRZ-T is a voltage regulator IC that converts an input voltage into a regulated output voltage. It utilizes a switching regulator architecture to achieve high efficiency. The input voltage is first stepped down to a lower voltage using a high-frequency switch. This switched voltage is then filtered and regulated to provide a stable output voltage. The IC incorporates various control mechanisms to maintain the desired output voltage under different load conditions. It also includes protection features to safeguard against overcurrent, overvoltage, and undervoltage events.

Detailed Application Field Plans

The ISL95866CIRZ-T is widely used in various applications that require efficient power management. Some of the common application fields include:

  1. Computer motherboards
  2. Servers and data centers
  3. Industrial automation systems
  4. Telecommunications equipment
  5. Automotive electronics
  6. Consumer electronics

In these applications, the IC provides voltage regulation for different components such as processors, memory modules, communication interfaces, and power amplifiers. Its compact size and high efficiency make it suitable for space-constrained and power-sensitive designs.

Detailed and Complete Alternative Models

  1. ISL95866CIRZ: Similar to ISL95866CIRZ-T but without tape and reel packaging.
  2. ISL95866CIRZ-TR: Similar to ISL95866CIRZ-T but with 3000 units per reel packaging.
  3. ISL95866CIRZ-RT: Similar to ISL95866CIRZ-T but with reverse pin configuration.

These alternative models offer similar functionality and performance

Noem 10 veelgestelde vragen en antwoorden met betrekking tot de toepassing van ISL95866CIRZ-T in technische oplossingen

Sure! Here are 10 common questions and answers related to the application of ISL95866CIRZ-T in technical solutions:

  1. Q: What is ISL95866CIRZ-T? A: ISL95866CIRZ-T is a highly integrated single-phase buck PWM controller designed for CPU power supply applications.

  2. Q: What is the input voltage range of ISL95866CIRZ-T? A: The input voltage range of ISL95866CIRZ-T is typically between 4.5V and 25V.

  3. Q: What is the output voltage range of ISL95866CIRZ-T? A: The output voltage range of ISL95866CIRZ-T can be adjusted from 0.6V to 5.5V.

  4. Q: What is the maximum output current supported by ISL95866CIRZ-T? A: ISL95866CIRZ-T can support a maximum output current of up to 30A.

  5. Q: Does ISL95866CIRZ-T have overcurrent protection? A: Yes, ISL95866CIRZ-T features overcurrent protection to safeguard against excessive current draw.

  6. Q: Can ISL95866CIRZ-T operate in a synchronous rectification mode? A: Yes, ISL95866CIRZ-T supports both synchronous and asynchronous rectification modes.

  7. Q: Is ISL95866CIRZ-T compatible with Intel VR12.x specifications? A: Yes, ISL95866CIRZ-T is fully compliant with Intel VR12.x specifications.

  8. Q: Does ISL95866CIRZ-T have a built-in soft-start function? A: Yes, ISL95866CIRZ-T incorporates a soft-start function to minimize inrush current during startup.

  9. Q: Can ISL95866CIRZ-T be used in multiphase configurations? A: No, ISL95866CIRZ-T is specifically designed for single-phase buck converter applications.

  10. Q: What package does ISL95866CIRZ-T come in? A: ISL95866CIRZ-T is available in a 32-lead QFN (Quad Flat No-Lead) package.

Please note that these answers are general and may vary depending on the specific application and requirements. It's always recommended to refer to the datasheet and consult with the manufacturer for detailed information.