SMPS (Switched Mode Power Supply)
Switched-Mode Power Supplies (SMPS) are key to efficient power conversion in today’s fast-paced electronics world. Unlike traditional linear power supplies that waste energy as heat, SMPS use high-frequency switching to deliver power with minimal loss, enabling smaller, lighter, and more energy-efficient designs. SMPS are found everywhere — from consumer electronics to industrial systems, offering versatility, high efficiency, and reduced heat generation.
Specifications
- Input voltage- 110-300VAC
- Output voltage- 12V – 52VDC
- Output wattage- 6W-150Watt
- Efficiency- 85%
- PFC – HPF/LPF
- Over voltage protection- (300±10)VAC
- Over Load protection- Adjustable
- O/P short ckt protection - yes
- Surge – 4KV
- HV – 440VAC
Variants
Block Diagram
Key Benefits
SMPS designs feature feedback mechanisms that allow for precise regulation of both voltage and current, improving performance under fluctuating loads.
The efficiency of SMPS reduces the stress on components, contributing to their longer lifespan. With lower heat generation and improved thermal management, SMPS components like capacitors and transistors last longer.
SMPS operate at high frequencies, they use smaller components (e.g., transformers, capacitors, inductors), allowing them to be more compact and lighter than traditional power supplies.
Many SMPS allow for adjustable output voltages, making them adaptable to different applications. This flexibility is essential for powering a variety of devices that may require different voltage levels.
Due to their scalable design, SMPS are cost-effective for high-volume applications, making them widely used in consumer electronics.