Step Up power modules

Hi-link HLK-PM03 AC-DC 220V to 3.3V Step Down Buck Isolated Power Supply Module


In stock

1. Meet UL, CE requirements,
2. Ultra-thin, ultra-small
3. All voltage input (AC: 90 ~ 264V)
4. Low ripple and low noise
5. Output overload and short circuit protection
6. High efficiency, high power density
7. The product is designed to meet the requirements of EMC and Safety Test
8. Low power consumption, environmental protection, no-load loss <0.1W
9.100% load aging and testing
10.1 year warranty period


In stock

Return period: 90 Days

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Product Features:                          
Meet UL, CE Requirements,                                         
Ultra-Thin, Ultra-Small
All Voltage Input (AC: 90 ~ 264V)                                  
Low Ripple And Low Noise
Output Overload And Short Circuit Protection
High Efficiency, High Power Density
The Product Is Designed To Meet The Requirements Of EMC And Safety Test
Low Power Consumption, Environmental Protection, No-Load Loss <0.1W
100% Load Aging And Testing


2. Environment Condition

Item NameTechnical Criteria  Unit
Operation Temperature-20—+60
Store Temperature-40—+80
Relative humidity5—95%
Cooling wayCooling by radiation
Atmospheric pressure80—106Kpa
Sea level elevation≤2000m
VibrationVibration coefficient 10~500Hz,2G10min./1cycle, 60min.each along X,Y,Z axes

3.Electrical Characteristic
1.Input characteristics (test at room temperature 20 ℃).

Item NameTechnical CriteriaUnit
Rated input voltage100-240VAc
Input voltage range90-264VAc
Maximum input current≤0.2A
Input current surge;                         ≤10A
maximum input voltage≤270VAc
Enter slow start≤50mS
Input Low Voltage EfficiencyVin=110VAc,Output full-load≥69%
Input High Voltage EfficiencyVin=220VAc,output full-load≥70%
Long-term reliabilityMTBF≥100,000h
Load rated output voltage+3.3±0.1


Full rated output voltage+3.3±0.2


Short-term maximum output current≥1200mA
The maximum output current for a long time≥1000mA
Voltage Regulation±0.2%
Load Regulation                      ±0.5%
Output ripple and noise
Rated input voltage, full load. Using 20MHz of bandwidth,
The load side 10uF and 0.1uF capacitor to be tested.
Switch overshoot amplitude(Rated input voltage and output load plus 10%)≤5%VO
Output over-current protection150-200% of the output maximum loadA
Output short circuit protectionDirect short circuit at the normal output, automatically resume normal operation after a short circuit removal

4.Safety Characteristics
4.1Products designed to meet UL, CE safety certification requirements.
 4.2Safety and electromagnetic compatibility
Designed with the input of 0.5A UL certified insurance;
PCB board using double-sided copper clad plate production, material for the 94-V0 fire rating level;
Safety standards: Compliance with UL1012, EN60950, UL60950
Insulation voltage: I / P-O / P: 2500VAC
Insulation resistance :I / PO / P> 100M Ohms / 500VDC 25 ℃70% RH
Conduction and radiation :comply with EN55011, EN55022 (CISPR22)
Electrostatic discharge :IEC / EN 61000-4-2 level 4 8kV / 15kV
RF radiation Immunity: IEC / EN 61000-4-3 See Application Note
4.3 Temperature safety design
At room temperature,the capacitors of this power , the inner surface of the main converter maximum temperature does not exceed 90 ℃;
Shell maximum surface temperature does not exceed 60 ℃

Weight.06 lbs
Dimensions1.5 × 1 × .6 in