Power Supply Technology Comparison

Among 12V 50W Output Power Supplies

Typical Linear Power Supply
Standard Typical Switching Mode Power Supply
Daitro’s RFS Model Soft Switching Superior Ultra Low Noise Power Supply
Input Voltage
100VAC or 115VAC or 200VAC or 230 VAC
85-264VAC
85-264VAC
Ripple Noise
1mV PtP
Over 100mV PtP
1mV Ptp
Suppress Harmonic Current
No
Yes
Yes
Size
3X larger
70x150x40
Weight
7X heavier
500g
500g
Price
High
Low
Cost effective
Leakage Current
Low
High
Low
Radiated Emission
Low
High
Low
Conducted Emission
Low
High
Low
Common Mode noise
Low
High
Low

Waveform comparison

Typical Linear Power Supply
Standard Typical Switching Mode Power Supply
Daitro’s RFS Model Soft Switching Superior Ultra Low Noise Power Supply
Ripple Noise Waveform
Conducted Emission
Radiated Emission
Common Mode Noise

When either low Ripple Noise, Low Emission or Low Leakage Current are required Soft Switching technology is the ultimate solution.

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