LM5064PMH/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: PowerPAD HTSSOP

Essence: The LM5064PMH/NOPB is a high voltage protection controller designed to protect power systems from overvoltage, overcurrent, and thermal overload conditions.

Packaging/Quantity: The LM5064PMH/NOPB is available in a PowerPAD HTSSOP package. The quantity per reel is 2500 units.

Specifications

• Input Voltage Range: 2.5V to 100V
• Operating Temperature Range: -40°C to +125°C
• Current Limit Range: 0.1A to 10A
• Fault Reporting: Open-drain output
• Fault Detection Thresholds: Programmable
• UVLO (Undervoltage Lockout): Programmable
• PowerPAD Package Thermal Resistance: 15°C/W

Pin Configuration

The LM5064PMH/NOPB has the following pin configuration:

1. VCC: Power supply input
2. GND: Ground reference
3. FLT: Fault output
4. EN: Enable input
5. OV: Overvoltage threshold programming
6. ILIM: Current limit threshold programming
7. UVLO: Undervoltage lockout threshold programming
8. PGND: Power ground reference
9. NC: No connection

Functional Features

• Overvoltage Protection: The LM5064PMH/NOPB monitors the input voltage and triggers a fault condition if it exceeds the programmed threshold.
• Overcurrent Protection: The device limits the output current to prevent damage to the power system.
• Thermal Shutdown Protection: If the temperature exceeds the specified limit, the LM5064PMH/NOPB shuts down to prevent overheating.
• Fault Detection and Reporting: The device provides a fault output signal to indicate the occurrence of any protection event.
• Adjustable Current Limit: The current limit threshold can be programmed to suit different applications.
• Wide Input Voltage Range: The LM5064PMH/NOPB supports a wide range of input voltages, making it suitable for various power systems.

Advantages and Disadvantages

Advantages: - Comprehensive protection features - Programmable thresholds - Wide input voltage range - Compact package size

Disadvantages: - Limited current limit range (0.1A to 10A)

Working Principles

The LM5064PMH/NOPB works by continuously monitoring the input voltage, output current, and temperature. It compares these values with the programmed thresholds to determine if any protection action is required. If an overvoltage, overcurrent, or thermal overload condition is detected, the device triggers a fault condition and reports it through the fault output pin.

Detailed Application Field Plans

The LM5064PMH/NOPB is commonly used in various power management applications, including: - Industrial power systems - Automotive electronics - Telecommunications equipment - Renewable energy systems - Battery charging systems

Detailed and Complete Alternative Models

Some alternative models that offer similar functionality to the LM5064PMH/NOPB are: - LM5064Q1MHNOPB - LM5064Q1MHXNOPB - LM5064Q1MHEVNOPB - LM5064Q1MHEVKITNOPB

These models provide comparable high voltage protection and power management features, making them suitable alternatives to the LM5064PMH/NOPB.

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