IR3084AMPBF

Basic Information Overview

• Category: Integrated Circuit (IC)
• Use: Power Management
• Characteristics: High-performance synchronous buck controller
• Package: 16-Lead SOIC package
• Essence: Regulates and controls power supply in electronic devices
• Packaging/Quantity: Available in reels of 2500 units

Specifications

• Input Voltage Range: 4.5V to 14V
• Output Voltage Range: 0.6V to 5.5V
• Maximum Duty Cycle: 100%
• Switching Frequency: Up to 1MHz
• Operating Temperature Range: -40°C to +85°C

Detailed Pin Configuration

1. VIN: Input voltage pin
2. BOOT: Bootstrap capacitor connection for high-side gate driver
3. PGND: Power ground pin
4. COMP: Compensation pin for loop stability
5. FB: Feedback pin for output voltage regulation
6. SS/TR: Soft-start/tracking pin
7. EN: Enable pin for device operation
8. VCC: Supply voltage pin
9. AGND: Analog ground pin
10. LGATE: Low-side gate driver output
11. PHASE: Phase node connection
12. PGATE: Power MOSFET gate drive supply
13. RT: Timing resistor connection for switching frequency control
14. CT: Timing capacitor connection for switching frequency control
15. OCSET: Overcurrent protection threshold setting
16. SS/TR: Soft-start/tracking pin

Functional Features

• High-performance synchronous buck controller
• Wide input voltage range for versatile applications
• Adjustable output voltage for flexibility
• High maximum duty cycle for efficient power conversion
• Fast switching frequency for reduced component size
• Wide operating temperature range for various environments

Advantages

• Efficient power management with high-performance control
• Versatile input and output voltage range for compatibility
• Compact size due to high switching frequency
• Reliable operation in extreme temperature conditions

Disadvantages

• Limited maximum duty cycle may restrict certain applications
• Requires external components for complete power management solution

Working Principles

The IR3084AMPBF is a synchronous buck controller that regulates the power supply in electronic devices. It operates by converting the input voltage to a lower, regulated output voltage using power MOSFETs. The device utilizes feedback control to maintain the desired output voltage and provides various protection features such as overcurrent protection.

Detailed Application Field Plans

The IR3084AMPBF is commonly used in applications requiring efficient power management, such as: 1. Computer motherboards 2. Servers and data centers 3. Telecommunications equipment 4. Industrial automation systems 5. LED lighting systems

Detailed and Complete Alternative Models

1. IR3084AMPBF: 16-Lead SOIC package, high-performance synchronous buck controller.
2. IR3084MPBF: 8-Lead PDIP package, similar functionality to IR3084AMPBF.
3. IR3084HMPBF: 20-Lead QFN package, enhanced thermal performance compared to IR3084AMPBF.

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