LM5069MM-2

Product Overview

Category

The LM5069MM-2 belongs to the category of integrated circuits (ICs) and specifically falls under the power management ICs.

Use

This IC is primarily used for power distribution and protection in various electronic systems, including industrial equipment, automotive applications, and power supply units.

Characteristics

• The LM5069MM-2 is a highly reliable and efficient power management IC.
• It offers advanced features for overcurrent protection, fault detection, and system monitoring.
• The IC operates at a wide input voltage range, making it suitable for diverse applications.
• It provides precise current sensing and accurate fault reporting capabilities.

Package

The LM5069MM-2 is available in a small form factor package known as the 8-pin VSSOP (Very Small Outline Plastic Package). This package ensures easy integration into compact electronic designs.

Essence

The essence of the LM5069MM-2 lies in its ability to provide robust power management solutions by offering comprehensive protection and monitoring features.

Packaging/Quantity

The LM5069MM-2 is typically supplied in reels or tubes, with each reel containing a specific quantity of ICs. The exact packaging and quantity may vary depending on the supplier.

Specifications

• Input Voltage Range: 4.5V to 80V
• Output Voltage Range: 0V to 80V
• Maximum Continuous Current: 3A
• Fault Reporting Accuracy: ±1%
• Operating Temperature Range: -40°C to +125°C
• Package Type: 8-pin VSSOP

Detailed Pin Configuration

The LM5069MM-2 features the following pin configuration:

1. VIN: Input voltage pin
2. GND: Ground reference pin
3. FLT: Fault output pin
4. EN: Enable pin
5. OCSET: Overcurrent threshold setting pin
6. VOUT: Output voltage pin
7. PGND: Power ground reference pin
8. OC: Overcurrent detection pin

Functional Features

1. Overcurrent Protection: The LM5069MM-2 offers precise overcurrent protection by monitoring the current flowing through the load and quickly shutting down the output in case of an overcurrent event.
2. Fault Detection: It provides accurate fault detection capabilities, allowing the system to identify and respond to various fault conditions such as overtemperature, undervoltage, and overvoltage.
3. System Monitoring: The IC continuously monitors critical parameters like input voltage, output voltage, and temperature, providing valuable information for system diagnostics and control.
4. Fast Response Time: The LM5069MM-2 ensures a fast response time to fault events, minimizing potential damage to the system and enhancing overall safety.
5. Adjustable Overcurrent Threshold: The overcurrent threshold can be easily adjusted using the OCSET pin, allowing customization based on specific application requirements.

Advantages and Disadvantages

Advantages

• High level of integration reduces external component count and board space requirements.
• Wide input voltage range enables compatibility with a variety of power sources.
• Accurate fault reporting enhances system reliability and troubleshooting.
• Fast response time helps protect sensitive components from damage.
• Adjustable overcurrent threshold provides flexibility for different load requirements.

Disadvantages

• Limited maximum continuous current may not be suitable for high-power applications.
• The small package size may pose challenges during manual soldering or rework.

Working Principles

The LM5069MM-2 operates based on a combination of current sensing, fault detection, and control mechanisms. It continuously monitors the current flowing through the load and compares it to the user-defined overcurrent threshold. If the current exceeds this threshold, the IC triggers a fault condition and shuts down the output to protect the system. Additionally, it monitors various fault conditions such as overtemperature, undervoltage, and overvoltage, providing accurate fault reporting for system diagnostics.

Detailed Application Field Plans

The LM5069MM-2 finds applications in a wide range of electronic systems, including but not limited to:

1. Industrial Equipment: Power distribution and protection in industrial machinery, motor control systems, and automation equipment.
2. Automotive Applications: Overcurrent protection and fault detection in automotive powertrain systems, battery management systems, and electric vehicle charging stations.
3. Power Supply Units: Monitoring and protection in AC/DC power supplies, uninterruptible power supplies (UPS), and server power management.

Detailed and Complete Alternative Models

1. LM5069MM-1: Similar to LM5069MM-2, but with a lower maximum continuous current rating of 2A.
2. LM5069MM-3: Higher maximum continuous current rating of 5A, suitable for more demanding power applications.
3. LM5069MM-4: Enhanced fault reporting accuracy of ±0.5%, providing even more precise diagnostics.

These alternative models offer