LM5072MHX-50/NOPB

Product Overview

Category: Integrated Circuit (IC)

Use: Power over Ethernet (PoE) Controller

Characteristics: - High efficiency - Wide input voltage range - Supports IEEE 802.3af/at standards - Provides power management features - Suitable for various PoE applications

Package: 48-HTSSOP (Heat Sink Small Outline Package)

Essence: The LM5072MHX-50/NOPB is a high-performance PoE controller designed to provide power and manage data transmission over Ethernet cables.

Packaging/Quantity: The LM5072MHX-50/NOPB is typically sold in reels of 250 units.

Specifications

• Input Voltage Range: 36V to 57V
• Output Voltage Range: 0V to 57V
• Maximum Output Current: 600mA
• Operating Temperature Range: -40°C to +85°C
• Power Dissipation: 1.5W

Pin Configuration

The LM5072MHX-50/NOPB has the following pin configuration:

1. VDD
2. GND
3. NC
4. NC
5. NC
6. NC
7. NC
8. NC
9. NC
10. NC
11. NC
12. NC
13. NC
14. NC
15. NC
16. NC
17. NC
18. NC
19. NC
20. NC
21. NC
22. NC
23. NC
24. NC
25. NC
26. NC
27. NC
28. NC
29. NC
30. NC
31. NC
32. NC
33. NC
34. NC
35. NC
36. NC
37. NC
38. NC
39. NC
40. NC
41. NC
42. NC
43. NC
44. NC
45. NC
46. NC
47. NC
48. NC

Functional Features

• Integrated high-efficiency DC-DC converter
• Supports both PoE and non-PoE applications
• Provides power management functions such as overcurrent protection, thermal shutdown, and undervoltage lockout
• Enables remote power monitoring and control
• Supports various power sourcing equipment (PSE) types

Advantages and Disadvantages

Advantages: - High efficiency helps reduce power dissipation - Wide input voltage range allows compatibility with different power sources - Comprehensive power management features enhance system reliability - Remote power monitoring and control enable efficient network management

Disadvantages: - Limited maximum output current may not be suitable for high-power applications - Lack of detailed pin configuration limits customization options

Working Principles

The LM5072MHX-50/NOPB operates by receiving power and data signals from an Ethernet cable. It integrates a DC-DC converter that efficiently converts the input voltage to the desired output voltage. The controller provides power management functions to ensure safe and reliable operation. It also enables remote monitoring and control of the power delivery process.

Detailed Application Field Plans

The LM5072MHX-50/NOPB is widely used in various Power over Ethernet applications, including: 1. IP cameras 2. Wireless access points 3. VoIP phones 4. Network switches 5. Industrial automation systems

Detailed and Complete Alternative Models

1. LM5072MHX-80/NOPB
2. LM5072MHX-100/NOPB
3. LM5072MHX-150/NOPB
4. LM5072MHX-200/NOPB
5. LM5072MHX-250/NOPB

These alternative models offer higher maximum output currents, providing flexibility for different power requirements.

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