LTC3766MPGN#PBF

Product Overview

Category: Integrated Circuit (IC)

Use: Power Management

Characteristics: - High Efficiency - Wide Input Voltage Range - Programmable Output Voltage - Synchronous Rectification - Current Mode Control

Package: 16-Lead Plastic SSOP (GN) Package

Essence: The LTC3766MPGN#PBF is a high-performance power management IC designed for various applications requiring efficient power conversion.

Packaging/Quantity: The LTC3766MPGN#PBF is available in a 16-Lead Plastic SSOP package. It is typically sold in reels of 2500 units.

Specifications

• Input Voltage Range: 4.5V to 140V
• Output Voltage Range: Programmable from 0.8V to 60V
• Maximum Continuous Output Current: 20A
• Switching Frequency Range: 100kHz to 1MHz
• Operating Temperature Range: -40°C to 125°C

Pin Configuration

The LTC3766MPGN#PBF has the following pin configuration:

1. VIN: Input Voltage
2. PGND: Power Ground
3. SW: Switch Node
4. VOUT: Output Voltage
5. FB: Feedback Voltage
6. COMP: Compensation Node
7. RT: Timing Resistor
8. CT: Timing Capacitor
9. SYNC/MODE: Synchronization/MODE Selection
10. SS/TRK: Soft-Start/Tracking
11. GATE: Gate Drive Output
12. VCC: Supply Voltage
13. AGND: Analog Ground
14. OCSET: Overcurrent Set Point
15. OVSET: Overvoltage Set Point
16. UVSET: Undervoltage Set Point

Functional Features

• Wide input voltage range allows for versatile applications.
• Programmable output voltage provides flexibility in power conversion.
• Synchronous rectification improves efficiency.
• Current mode control ensures stable operation.
• Soft-start and tracking features enable controlled startup.

Advantages

• High efficiency leads to reduced power consumption.
• Wide input voltage range accommodates various power sources.
• Programmable output voltage allows customization for specific requirements.
• Synchronous rectification improves overall power conversion efficiency.
• Current mode control ensures stability and reliable operation.

Disadvantages

• Limited maximum continuous output current of 20A may not be sufficient for high-power applications.
• The 16-Lead Plastic SSOP package may limit thermal dissipation in certain scenarios.

Working Principles

The LTC3766MPGN#PBF operates based on a current mode control architecture. It regulates the output voltage by adjusting the duty cycle of the internal power switches. The synchronous rectification mechanism reduces power losses during switching transitions, resulting in higher efficiency. The IC also incorporates soft-start and tracking features to ensure controlled startup and smooth operation.

Application Field Plans

The LTC3766MPGN#PBF is suitable for a wide range of power management applications, including but not limited to: - Industrial Power Supplies - Telecom Infrastructure - Automotive Electronics - Renewable Energy Systems - Battery Charging Systems

Alternative Models

For similar power management requirements, alternative models to consider include: - LTC3765MPGN#PBF - LTC3767MPGN#PBF - LTC3768MPGN#PBF - LTC3769MPGN#PBF

These alternative models offer similar functionality and characteristics, providing options for different design considerations.

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