LTC3892MPUH-2#PBF

Product Overview

Category

The LTC3892MPUH-2#PBF belongs to the category of integrated circuits (ICs) specifically designed for power management applications.

Use

This product is primarily used in various power management systems, including but not limited to voltage regulators, power supplies, and battery charging circuits.

Characteristics

• High efficiency: The LTC3892MPUH-2#PBF offers high conversion efficiency, minimizing power losses during voltage regulation.
• Wide input voltage range: It can handle a wide range of input voltages, making it suitable for diverse applications.
• Adjustable output voltage: The output voltage can be easily adjusted according to the specific requirements of the system.
• Current sensing and limiting: The IC incorporates current sensing and limiting features, ensuring safe operation and protecting the connected devices.

Package

The LTC3892MPUH-2#PBF is available in a compact and robust package, which provides excellent thermal performance and ease of integration into various circuit designs.

Essence

The essence of this product lies in its ability to efficiently regulate voltage and provide stable power supply to different electronic devices and systems.

Packaging/Quantity

The LTC3892MPUH-2#PBF is typically packaged in reels or tubes, with a quantity of 250 units per reel/tube. This packaging ensures convenient handling and protection during transportation.

Specifications

• Input Voltage Range: 4V to 60V
• Output Voltage Range: 0.8V to 24V
• Maximum Output Current: 20A
• Switching Frequency: Up to 1MHz
• Operating Temperature Range: -40°C to 125°C

Detailed Pin Configuration

The LTC3892MPUH-2#PBF has a total of 16 pins, each serving a specific function. The pin configuration is as follows:

1. VIN: Input voltage pin
2. PGND: Power ground pin
3. SW: Switching node pin
4. VOUT: Output voltage pin
5. FB: Feedback pin for output voltage regulation
6. SS: Soft-start pin for controlled startup
7. RT: External resistor for setting switching frequency
8. SYNC: Synchronization input pin for external clock
9. GATE: Gate driver output pin
10. AGND: Analog ground pin
11. ITH: Current sense threshold pin
12. OCSET: Overcurrent protection threshold pin
13. MODE: Mode selection pin
14. PGOOD: Power good indicator output pin
15. VCC: Supply voltage pin
16. BST: Bootstrap capacitor connection pin

Functional Features

• Wide input voltage range allows compatibility with various power sources.
• High efficiency conversion minimizes power losses and maximizes energy utilization.
• Adjustable output voltage enables customization according to system requirements.
• Current sensing and limiting features ensure safe operation and device protection.
• Soft-start functionality provides controlled startup, reducing inrush current.

Advantages and Disadvantages

Advantages

• High efficiency leads to reduced power consumption and improved energy efficiency.
• Wide input voltage range enhances versatility and compatibility with different power sources.
• Current sensing and limiting features protect connected devices from overcurrent conditions.
• Compact package facilitates easy integration into circuit designs.

Disadvantages

• Limited maximum output current may not be suitable for high-power applications.
• Higher switching frequencies may introduce additional noise in sensitive systems.

Working Principles

The LTC3892MPUH-2#PBF operates based on a pulse-width modulation (PWM) control scheme. It regulates the output voltage by adjusting the duty cycle of the internal switches. This control mechanism ensures that the output voltage remains within the desired range, even with varying input voltages and load conditions.

Detailed Application Field Plans

The LTC3892MPUH-2#PBF finds applications in various fields, including: 1. Industrial power supplies 2. Automotive electronics 3. Telecommunications equipment 4. Renewable energy systems 5. Battery charging circuits 6. LED lighting systems 7. Portable electronic devices

Detailed and Complete Alternative Models

1. LTC3892MPUH-1#PBF: Similar to LTC3892MPUH-2#PBF but with a different pin configuration.
2. LTC3892MPUH-3#PBF: Higher maximum output current variant of LTC3892MPUH-2#PBF.
3. LTC3892MPUH-4#PBF: Lower maximum output current variant of LTC3892MPUH-2#PBF.

These alternative models offer similar functionality and characteristics, with slight variations in pin configuration or maximum output current.

In conclusion, the LTC3892MPUH-2#PBF is a versatile and efficient integrated circuit designed for power management applications