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Hi-Link: AC-DC Isolated Converter Module 3.3V 5W 1.5A - HLK-5M03

Quantity: 50
  • Buy 3 for PKR902.50 each and save 5%
  • Buy 10 for PKR874.00 each and save 8%
  • Buy 25 for PKR807.50 each and save 15%

Product Features

  • Global universal input voltage(90-264VAC)

  • Input and output isolation voltage 3000VAC

  • Low power consumption, green enviroment protection, no-load loss<0.1W

  • High efficiency, high power density

  • Long life design, continuous working time is greater then 100,000hours

  • High output-quality environmentally friendly waterproof thermal conductive glue potting, dustproof,moisture-proof, shockproof, flame-retardant

  • Meet UL/CE/EMC and safety testing requirenments

  • Can be used in medical, industrial control, electric power, instrumentation, communication,railway and other fields


Environment Condition
  • Working Temerature        -25—+60 ℃
  • Storage temperature        -40—+80 ℃
  • Relative humidity             5—95 %
  • Thermal methods             Natural cooling
  • Atmospheric pressure      80—106 Kpa
  • Altitude                            ≤2000 m
  • Vibration coefficient        10~500Hz,2G10min./1cycle, 60min.each along X,Y,Z axes. Meets secondary road transportation requirements


Input Features( test at room temperature)

  • Rated input voltage        100-240Vac
  • Input vlotage range         85-264VAC/70-350VDC
  • The maximum input voltage             270VAC
  • The maximum input CURRENT        ≤0.2A
  • Input inrush current                         ≤10A
  • Input low start                                 ≤50mS
  • Long-term reliablity                         MTBF≥100000H
  • External fuse recommended           1A/250Vac or 10Ω wire wound resistance, Slow blow

Output Features

  • Full-load rated output voltage           3.3±0.2%
  • Load regulation                                      ±0.5%
  • Switching on/off overshoot amplitude                (Rated input voltage, output plus 10% load) ≤5 %VO
  • Output over-current protection Output maximum load             110-150% A
  • Ripple/Noise                   ≤100mVp-p(Typ:50)



Input Voltage & Load Characteristics



Working Environment Temperature & Load Characteristics


Typical Application Circuit




Parameter Recommendation

  • F1/Fuse:1A/250Vac or 10Ω wire wound resistor, slow fuse
  • MOV1/Varistor:10D561K(The cumulative surge is to protect the module from damage)
  • C1/Safety capacitance: 0.1uF/275VAC(Filtering/safety protection/EMC certification)
  • L1/Common-mode inductance:Sensible value 10-30mH(testing requirements 1KHZ/0.3V current:100-500mA). EMI filtering


Safety Characteristics

  • Meet UL/CE requirements(UL/CE certification requires customers to self-certify)
  • Safe compatible with battery
  • The input end design adopts UL certification 1A insurance
  • The fire ration of PCB board is 94-V0
  • Safety standards comply with UL1012,EN60950,UL60950
  • Insulation voltage I/P-O/P>2500Vac
  • Insulation resistance I/P-O/P>100M 0hms/500Vdc 25℃ 70%RH
  • Conforms to radiation EN55011, EN55022(CISPR22)
  • Electrostatic discharge IEC/EN 61000-4--2 level4  8KV/15KV


Temperature rise safety design

Under normal conditons, the maximum temperature rise of the inner surface  of the power supply capacitor, 

main converter, etc. does not exceed 90℃,and the maximum temperature rise of the shell surface does not exceed 60℃


Dimension and Weight





Part Number HLK-5M03
Manufacturer Holtek
Weight (KG) 0.100000
Packing Unit 1 Piece
Product Availability In Stock
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