LM5064PMHE/NOPB

Product Overview

Category: Integrated Circuit (IC)

Use: Power Management

Characteristics: - High voltage protection - Overcurrent protection - Thermal shutdown protection - Fault detection and reporting - Adjustable current limit - Wide input voltage range

Package: 20-HTSSOP

Essence: The LM5064PMHE/NOPB is a high voltage protection controller IC designed for power management applications. It provides various protection features to ensure the safe operation of power systems.

Packaging/Quantity: The LM5064PMHE/NOPB is available in a 20-pin HTSSOP package. It is typically sold in reels of 2500 units.

Specifications

• Input Voltage Range: 2.7V to 80V
• Operating Temperature Range: -40°C to +125°C
• Current Limit Range: 1A to 10A
• Fault Detection Thresholds: Programmable
• Fault Reporting: Open-drain output

Pin Configuration

The LM5064PMHE/NOPB has 20 pins arranged as follows:

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Functional Features

1. High Voltage Protection: The LM5064PMHE/NOPB can withstand input voltages up to 80V, providing protection against voltage spikes and surges.

2. Overcurrent Protection: It incorporates adjustable current limit functionality, allowing precise control over the maximum current that can flow through the system.

3. Thermal Shutdown Protection: The IC includes a built-in thermal shutdown feature that activates when the temperature exceeds a certain threshold, preventing damage due to overheating.

4. Fault Detection and Reporting: The LM5064PMHE/NOPB can detect various fault conditions such as overvoltage, undervoltage, and overtemperature. It provides a fault reporting output for system monitoring.

Advantages

• Wide input voltage range allows compatibility with a variety of power systems.
• Adjustable current limit enables customization based on specific application requirements.
• Comprehensive fault detection and reporting enhance system safety and reliability.
• Compact HTSSOP package offers space-saving benefits.

Disadvantages

• Limited current limit range may not be suitable for high-power applications.
• Lack of built-in protection against other types of faults, such as short circuits or reverse polarity.

Working Principles

The LM5064PMHE/NOPB operates by continuously monitoring the input voltage, current, and temperature. It compares these values to pre-programmed thresholds and activates the appropriate protection mechanisms when necessary. The IC uses internal circuitry to control the current flow and provide fault detection and reporting capabilities.

Application Field Plans

The LM5064PMHE/NOPB is commonly used in various power management applications, including:

1. Battery charging systems
2. Industrial automation equipment
3. Automotive electronics
4. Solar power systems
5. Uninterruptible power supplies (UPS)
6. Power distribution units (PDUs)

Alternative Models

1. LM5064PMHE/NOPB: 20-HTSSOP package, adjustable current limit, fault detection and reporting.
2. LM5064PMHEX/NOPB: 16-HTSSOP package, similar features as LM5064PMHE/NOPB.
3. LM5064PMHEV/NOPB: 24-HTSSOP package, higher current limit range, additional fault protection features.

These alternative models offer similar functionality but may have different package options or enhanced specifications to suit specific application requirements.

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