ISL6424ER-T

Product Overview

Category: Integrated Circuit (IC)

Use: Power Management IC for Voltage Regulator Modules (VRMs)

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

Package: 20-Lead QFN (Quad Flat No-Lead) package

Essence: The ISL6424ER-T is a power management IC designed for VRMs. It provides efficient and reliable voltage regulation for various applications.

Packaging/Quantity: The ISL6424ER-T is available in a 20-Lead QFN package. The quantity per reel is typically 2500 units.

Specifications

• Input Voltage Range: 4.5V to 14V
• Output Voltage Range: 0.6V to 5.5V
• Maximum Output Current: 20A
• Efficiency: Up to 95%
• Operating Temperature Range: -40°C to +85°C

Detailed Pin Configuration

The ISL6424ER-T has a total of 20 pins. Here is the 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: Soft-start pin for gradual startup
6. EN: Enable pin for turning the IC on/off
7. PGND: Power ground pin
8. VCC: Supply voltage pin
9. BOOT: Bootstrap capacitor connection pin
10. LX: Switching node pin
11. BST: Boost capacitor connection pin
12. AGND: Analog ground pin
13. NC: No connect pin
14. NC: No connect pin
15. NC: No connect pin
16. NC: No connect pin
17. NC: No connect pin
18. NC: No connect pin
19. NC: No connect pin
20. NC: No connect pin

Functional Features

• Voltage regulation with high efficiency
• Overcurrent protection for safe operation
• Thermal shutdown protection to prevent overheating
• Adjustable output voltage for flexibility
• Soft-start function for gradual startup and reduced stress on components
• Enable pin for easy on/off control

Advantages and Disadvantages

Advantages: - High efficiency leads to energy savings - Wide input voltage range allows for versatile applications - Overcurrent and thermal shutdown protection enhance safety - Adjustable output voltage provides flexibility - Soft-start function reduces stress on components during startup - Easy on/off control with the enable pin

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

Working Principles

The ISL6424ER-T operates as a voltage regulator module (VRM) by converting the input voltage to a regulated output voltage. It utilizes a switching regulator topology to achieve high efficiency. The feedback pin (FB) monitors the output voltage and adjusts the duty cycle of the internal power switch to maintain the desired output voltage. The IC also incorporates overcurrent and thermal shutdown protection mechanisms to ensure safe operation.

Detailed Application Field Plans

The ISL6424ER-T is widely used in various applications that require efficient voltage regulation, such as: - Power supplies for computer systems - Industrial equipment - Telecommunications devices - Consumer electronics - Automotive electronics

Detailed and Complete Alternative Models

1. ISL6424ERZ-T: Similar to ISL6424ER-T, but with a different package (24-Lead QFN)
2. ISL6424EVAL1Z: Evaluation board for testing and prototyping with the ISL6424ER-T
3. ISL6424EVAL2Z: Evaluation board for testing and prototyping with the ISL6424ER-T, with additional features

These alternative models offer similar functionality and can be used as substitutes for the ISL6424ER-T in different applications.

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