LM5106MMX/NOPB

Product Overview

• Category: Integrated Circuit (IC)
• Use: Power Management
• Characteristics: High-performance synchronous buck controller
• Package: 10-pin VSSOP package
• Essence: Efficient and reliable power conversion
• Packaging/Quantity: Available in reels of 2500 units

Specifications

• Input Voltage Range: 4.5V to 100V
• Output Voltage Range: 0.8V to 85V
• Switching Frequency: Up to 2MHz
• Maximum Duty Cycle: 95%
• Operating Temperature Range: -40°C to +125°C
• Features: Adjustable soft-start, cycle-by-cycle current limit, thermal shutdown, etc.

Pin Configuration

The LM5106MMX/NOPB has the following pin configuration:

1. VIN: Input voltage
2. BOOT: Bootstrap capacitor connection
3. PH: Phase node connection
4. SW: Switching node connection
5. GND: Ground
6. FB: Feedback voltage input
7. COMP: Compensation network connection
8. SS/TR: Soft-start/tracking input
9. EN: Enable input
10. VCC: Supply voltage

Functional Features

• High-efficiency synchronous buck controller
• Wide input voltage range for versatile applications
• Adjustable soft-start for controlled startup
• Cycle-by-cycle current limit for overcurrent protection
• Thermal shutdown for temperature protection
• Adaptive dead-time control for improved efficiency

Advantages and Disadvantages

Advantages

• High-performance power management solution
• Wide input voltage range allows for various power sources
• Efficient and reliable power conversion
• Comprehensive protection features ensure safe operation
• Compact and easy-to-use package

Disadvantages

• Limited maximum output voltage compared to some other controllers
• Requires external components for complete power conversion solution

Working Principles

The LM5106MMX/NOPB is a synchronous buck controller that regulates the output voltage by controlling the duty cycle of the switching transistor. It uses a pulse-width modulation (PWM) technique to achieve high-efficiency power conversion. The controller adjusts the duty cycle based on the feedback voltage and the desired output voltage, ensuring stable and accurate regulation.

Detailed Application Field Plans

The LM5106MMX/NOPB is suitable for various applications, including:

1. Industrial power supplies
2. Telecom infrastructure
3. Automotive electronics
4. LED lighting systems
5. Battery charging systems
6. Distributed power architectures
7. Renewable energy systems

Detailed and Complete Alternative Models

1. LM5110: High-voltage synchronous buck controller
2. LM5122: Wide-input voltage range synchronous buck controller
3. LM25066: Dual-phase synchronous buck controller
4. LM34927: Low quiescent current synchronous buck controller
5. LM26420: Digitally programmable synchronous buck controller

These alternative models offer similar functionality and can be considered as alternatives to the LM5106MMX/NOPB based on specific application requirements.

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