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HLK-PM03 AC 100-240V to DC 3.3V 3W AC-DC Isolated Switching Power Supply Module Power Step Down Buck Regulator


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                  1. Ultra-thin, ultra-small
                  2. Input voltage: 100-240V AC
                  3. Low power consumption, environmental protection, no-load loss <0.1W
                  4. Low ripple, low noise
                  5. Good output short-circuit and over-current protection and self-recovery
                  6. High efficiency, high power density
                  7. Input and output isolation voltage 3000V
                  8. 100% full load aging and testing
                  9. High reliability, long life design, continuous working time is more than 100,000 hours
                  10. Meet the UL / CE requirements: product design to meet EMC and safety test requirements
                  11. Moisture, vibration, water and dust to meet IP65 standards
                  Basic Parameters:
                  Operating temperature: -25 ~ 60 ℃
                  Storage temperature: -40 ~ 80 ℃
                  Relative humidity: 5 ~ 95%
                  Cooling method: natural cooling
                  Atmospheric pressure: 80 ~ 106 Kpa
                  Altitude: ≤ 2000m
                  Vibration coefficient: 10 ~ 500Hz, 2G10min / 1cycle  60min.each along X.Y, Z axes
                  Electrical Characteristics:
                  Rated input voltage: 90 ~ 245Vac
                  Input voltage range: 110-240V AC
                  The maximum input current: ≤ 0.2A
                  Input surge current: ≤10A
                  The maximum input voltage: ≤ 270V
                  Input low voltage efficiency: Vin = 110Vac, output full load ≥69%
                  Input high voltage efficiency: Vin = 2200Vac, output full load ≥70%
                  Long-term reliability: MTBF ≥ 100,000H
                  External fuse Recommended: 1A / 250Vac
                  No-load rated output voltage: 3.3 ± 0.1Vdc
                  Full load rated output voltage: 3.3 ± 0.2Vdc
                  Short time maximum output current: ≥1200mA
                  Long time maximum output current: ≥ 1000mA
                  Voltage regulation rate: ± 0.2%
                  Load regulation: ± 0.5%
                  Output ripple and noise (mVp-p): rated input voltage, full output, with 20MHZ bandwidth oscilloscope, the load side and 10uf and 0.1uf capacitance test Switch overshoot amplitude: (rated input voltage, output plus 10%) ≤ 5% V0
                  Output over-current protection: output maximum load of 110 ~ 150% 
                  Output short-circuit protection: Direct output when the normal short-circuit, short-circuit automatically removed to restore normal work (without damage to the whole machine)
                  Package Included:
                  1 x HLK-PM03 AC 100-240V to DC 3.3V 3W AC-DC Isolated Switching Power Supply Module

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