ISL6323CRZ-T

Product Overview

Category: Integrated Circuit (IC)

Use: Voltage Regulator

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

Package: 40-Lead QFN (Quad Flat No-Lead)

Essence: The ISL6323CRZ-T is a voltage regulator IC designed for high-efficiency power management applications.

Packaging/Quantity: The ISL6323CRZ-T is available in a 40-Lead QFN package. It is typically sold in reels of 2500 units.

Specifications

• Input Voltage Range: 4.5V to 28V
• Output Voltage Range: 0.6V to 5.5V
• Maximum Output Current: 20A
• Dropout Voltage: 200mV at 10A
• Efficiency: Up to 95%
• Operating Temperature Range: -40°C to +85°C

Pin Configuration

The ISL6323CRZ-T has a 40-pin configuration. The pin functions are as follows:

1. VIN: Input voltage
2. VIN: Input voltage
3. VIN: Input voltage
4. VIN: Input voltage
5. GND: Ground
6. GND: Ground
7. GND: Ground
8. GND: Ground
9. VOUT: Output voltage
10. VOUT: Output voltage
11. VOUT: Output voltage
12. VOUT: Output voltage
13. FB: Feedback voltage
14. FB: Feedback voltage
15. FB: Feedback voltage
16. FB: Feedback voltage
17. EN: Enable control
18. EN: Enable control
19. EN: Enable control
20. EN: Enable control
21. SS: Soft-start control
22. SS: Soft-start control
23. SS: Soft-start control
24. SS: Soft-start control
25. PGND: Power ground
26. PGND: Power ground
27. PGND: Power ground
28. PGND: Power ground
29. VCC: Supply voltage
30. VCC: Supply voltage
31. VCC: Supply voltage
32. VCC: Supply voltage
33. BOOT: Bootstrap capacitor connection
34. BOOT: Bootstrap capacitor connection
35. BOOT: Bootstrap capacitor connection
36. BOOT: Bootstrap capacitor connection
37. PHASE: Phase node connection
38. PHASE: Phase node connection
39. PHASE: Phase node connection
40. PHASE: Phase node connection

Functional Features

• High-efficiency synchronous buck regulator
• Adjustable output voltage through feedback resistors
• Overcurrent protection with adjustable current limit
• Thermal shutdown protection to prevent overheating
• Soft-start function for controlled startup
• Enable control for power management

Advantages and Disadvantages

Advantages: - High efficiency leads to reduced power consumption - Wide input voltage range allows for versatile applications - Adjustable output voltage provides flexibility - Overcurrent and thermal shutdown protection enhance safety - Soft-start function prevents inrush current

Disadvantages: - Limited maximum output current of 20A - Requires external components for operation

Working Principles

The ISL6323CRZ-T is a synchronous buck regulator that converts a higher input voltage to a lower output voltage. It utilizes high-frequency switching to efficiently regulate the output voltage. The feedback mechanism adjusts the duty cycle of the switching signal to maintain the desired output voltage. The enable control allows for power management, while the soft-start function ensures a controlled startup. Overcurrent and thermal shutdown protection mechanisms safeguard the IC and connected components.

Detailed Application Field Plans

The ISL6323CRZ-T is commonly used in various applications, including: - Desktop computers - Servers - Networking equipment - Industrial power supplies - Telecommunications equipment - Gaming consoles

Detailed and Complete Alternative Models

Some alternative models to the ISL6323CRZ-T include: - LT1763: Low dropout linear regulator - TPS54332: Synchronous buck converter - LM2596: Step-down voltage regulator - ADP2302: High-efficiency buck regulator - MAX15062: Adjustable output synchronous buck regulator

These alternative models offer similar functionality and can be considered based on specific application requirements.

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