LM25085QMYX/NOPB

Product Overview

• Category: Integrated Circuit (IC)
• Use: Power Management
• Characteristics: High-performance synchronous buck regulator
• Package: QFN (Quad Flat No-Lead)
• Essence: Efficient power conversion and regulation
• Packaging/Quantity: Tape and Reel, 2500 units per reel

Specifications

• Input Voltage Range: 4.5V to 42V
• Output Voltage Range: 0.8V to 90% of VIN
• Maximum Output Current: 5A
• Switching Frequency: 100kHz to 2.2MHz
• Efficiency: Up to 95%
• Operating Temperature Range: -40°C to +125°C

Detailed Pin Configuration

1. VIN: Input voltage pin
2. PGND: Power ground pin
3. SW: Switching node pin
4. FB: Feedback voltage pin
5. EN: Enable pin
6. SS/TR: Soft-start/tracking pin
7. VCC: Supply voltage pin
8. PG: Power good indicator pin
9. BOOT: Bootstrap capacitor pin
10. LX: Inductor connection pin

Functional Features

• Wide input voltage range for versatile applications
• High efficiency for reduced power dissipation
• Adjustable output voltage for flexibility
• Synchronous rectification for improved efficiency
• Overcurrent protection for enhanced reliability
• Soft-start and tracking capability for controlled startup
• Power good indicator for system monitoring

Advantages

• High-performance power management solution
• Compact and space-saving QFN package
• Wide operating temperature range for harsh environments
• Excellent efficiency for energy-conscious designs
• Comprehensive protection features for robust operation

Disadvantages

• Limited maximum output current compared to some alternatives
• Higher cost compared to non-synchronous buck regulators
• Requires external components for proper operation

Working Principles

The LM25085QMYX/NOPB is a synchronous buck regulator that converts high input voltage to a lower output voltage efficiently. It utilizes a switching mechanism to control the flow of current through an inductor and capacitor network, resulting in regulated output voltage. The integrated circuit incorporates various control features to ensure stable and reliable power conversion.

Detailed Application Field Plans

The LM25085QMYX/NOPB finds applications in various fields, including:

1. Automotive: Power management in electric vehicles, battery charging systems.
2. Industrial: Power supplies for factory automation, motor control systems.
3. Telecommunications: Voltage regulation in base stations, network equipment.
4. Consumer Electronics: Power management in audio/video devices, gaming consoles.
5. Renewable Energy: Solar power inverters, wind turbine systems.

Detailed and Complete Alternative Models

1. LM25088QMYX/NOPB: Similar specifications with higher maximum output current.
2. LM25082QMYX/NOPB: Lower cost alternative with slightly reduced efficiency.
3. LM25083QMYX/NOPB: Higher switching frequency option for compact designs.

(Note: This list is not exhaustive and other alternatives may exist.)

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