MORNSUN POL Power Supply to Reduce Power Loss and Improve Stability in Telecom System Design

What is Pol Power Supply?

- MORNSUN POWER

1) What is POL power supply? 

Point-of-load (POL) power supplies are commonly used in distributed, multi-function PCB designs, placed close to LSIS (Large Scale Integrated Circuits) to power high-speed processing ICs such as FPGAs, DSPs and ASICS. PoL power supplies are normally non-isolated micro power supplies, commonly used in optical communication, data centers, switches, etc.

2) Advantages of Using the PoL Power Supply

In communication systems, the design of the information processing system is a key part of the overall system design and is the most complex. The power supply unit can be a discrete power supply solution, which has the advantage of lower prices for individual raw materials. However, raw material management and defect control costs are relatively high. The complexity of the system design also leads to longer design and verification times for the entire system. Most importantly, the discrete solution leads to an increase in board area, which is contrary to the current demand and trend for system miniaturization.

The use of non-isolated DC-DC POL power modules can offer a number of benefits. First, these power modules use advanced packaging technology and have high power density, helping to reduce system size. Second, the overall performance of the integrated power supply is highly reliable, meeting the demanding power management requirements. Engineers can quickly implement complex power management designs. Third, DOSA & POLA based power modules are pin-compatible with one another, allowing easy replacement for system upgrades or maintenance.

Key Requirements of POL Power Supply