Overview
The LM5066PMHX/NOPB is a high-performance, hot-swap controller manufactured by Texas Instruments. Designed for advanced power management applications, this IC ensures safe insertion and removal of electronic boards from live backplanes, protecting against inrush currents and voltage transients. It is particularly suited for systems requiring robust power management, such as servers, telecom equipment, and industrial automation. The LM5066PMHX/NOPB stands out for its precision, reliability, and integration of advanced protection features, making it a competitive choice for demanding environments.
Key Specifications
| Parameter | Value | Unit | Notes |
|---|---|---|---|
| Input Voltage Range | 9 to 80 | V | |
| Operating Temperature Range | -40 to 125 | °C | |
| Package | HTSSOP-20 | Exposed Pad | |
| Current Limit Accuracy | ±5% | ||
| Overvoltage Protection Threshold | Programmable | ||
| Undervoltage Lockout | Programmable | ||
| Power Good Output | Yes | ||
| Fault Timer | Programmable | ||
| Supply Current | 1.5 | mA | Typical |
Key Features
- Wide input voltage range for versatile applications.
- Programmable current limit and fault timer for precise control.
- Integrated overvoltage and undervoltage protection.
- Power Good output for system monitoring.
- Robust thermal performance with exposed pad package.
Applications
The LM5066PMHX/NOPB is ideal for use in high-reliability systems such as:
- Server Power Management: Ensures safe hot-swapping of server boards.
- Telecom Equipment: Protects against power surges and transients.
- Industrial Automation: Provides robust power control in harsh environments.
- Data Storage Systems: Safeguards sensitive components during insertion and removal.
Q & A
1. What is the purpose of the LM5066PMHX/NOPB?
The LM5066PMHX/NOPB is a hot-swap controller designed to safely manage the insertion and removal of electronic boards in live systems, preventing damage from inrush currents and voltage transients.
2. What is the input voltage range of this IC?
The input voltage range is 9V to 80V, making it suitable for a wide variety of applications.
3. Can the current limit be adjusted?
Yes, the current limit is programmable, allowing for precise control based on system requirements.
4. Does it include overvoltage protection?
Yes, the LM5066PMHX/NOPB features programmable overvoltage protection.
5. What is the operating temperature range?
The IC operates reliably within a temperature range of -40°C to 125°C.
6. Is undervoltage protection supported?
Yes, undervoltage lockout is programmable to ensure system stability.
7. What package does the LM5066PMHX/NOPB use?
It is available in an HTSSOP-20 package with an exposed pad for enhanced thermal performance.
8. Does it have a Power Good output?
Yes, the Power Good output provides monitoring capabilities for system health.
9. What is the typical supply current?
The typical supply current is 1.5 mA.
10. Where is this IC commonly used?
It is commonly used in servers, telecom equipment, industrial automation, and data storage systems.
