ISL6614AIR-T

Product Overview

Category: Integrated Circuit (IC)

Use: Power Management IC

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

Package: QFN (Quad Flat No-leads)

Essence: The ISL6614AIR-T is a power management IC designed for efficient power conversion and control in various applications.

Packaging/Quantity: The ISL6614AIR-T is available in tape and reel packaging, with 2500 units per reel.

Specifications

• Input Voltage Range: 4.5V to 18V
• Output Voltage Range: 0.6V to 5.5V
• Maximum Continuous Output Current: 4A
• Switching Frequency: 500kHz
• Operating Temperature Range: -40°C to +85°C

Detailed Pin Configuration

The ISL6614AIR-T has a total of 20 pins. Here is the detailed pin configuration:

1. VIN: Input voltage
2. GND: Ground
3. VCC: Supply voltage
4. BOOT: Bootstrap capacitor connection
5. PHASE: Phase node connection
6. COMP: Compensation pin
7. FB: Feedback voltage
8. SS: Soft-start capacitor connection
9. EN: Enable pin
10. PGND: Power ground
11. AGND: Analog ground
12. LGATE: Low-side gate driver output
13. UGATE: High-side gate driver output
14. BST: Boost capacitor connection
15. VSENSE: Current sense voltage
16. OCSET: Overcurrent threshold setting
17. RT: Oscillator timing resistor
18. CT: Oscillator timing capacitor
19. SS/TRK: Soft-start/tracking pin
20. PG: Power good indicator

Functional Features

• Integrated high-side and low-side gate drivers
• Adaptive shoot-through protection
• Adjustable overcurrent protection
• Soft-start and tracking capability
• Power good indicator
• Thermal shutdown protection

Advantages and Disadvantages

Advantages: - High efficiency power conversion - Wide input voltage range for versatile applications - Overcurrent and thermal protection for enhanced safety - Compact QFN package for space-constrained designs

Disadvantages: - Limited maximum continuous output current (4A)

Working Principles

The ISL6614AIR-T is a power management IC that utilizes a synchronous buck converter topology to efficiently convert the input voltage to a regulated output voltage. It incorporates high-side and low-side gate drivers, which control the switching of the power MOSFETs in the converter circuit. The adaptive shoot-through protection prevents both MOSFETs from conducting simultaneously, ensuring efficient power transfer. The IC also features adjustable overcurrent protection and thermal shutdown to safeguard the system from excessive current or temperature.

Detailed Application Field Plans

The ISL6614AIR-T is widely used in various applications, including but not limited to: - DC-DC converters - Point-of-load power supplies - Industrial automation systems - Telecommunications equipment - Automotive electronics - LED lighting

Detailed and Complete Alternative Models

1. ISL6614AIRZ-T
2. ISL6614AIRZ-T7A
3. ISL6614AIRZ-TK
4. ISL6614AIRZ-TK7A
5. ISL6614AIRZ-TS2378
6. ISL6614AIRZ-TS2378A

These alternative models offer similar functionality and characteristics to the ISL6614AIR-T, providing flexibility in design choices.

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