Electronic transformer, Switching power supply, 3.3V, 4.2W, regulated

Manufacturer's part number :


Manufacturer Myrra


Description :

Switching power supply with the same footprint as an EI30 transformer. 4.2W Regulated - 3.3V output. UL and VDE Certified

UL and VDE Certified



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  • UL and VDE certified
  • Universal input voltage
  • Very low standby power consumption meets requirements of Energy Star or EC code of conduct
  • Same footprint as EI30 transformer: Upgrade your application without redesign of PCB
  • Class II - reinforced insulation
  • Input / Output Isolation test voltage: 4000 Vac
  • Input protection by integrated fusible resistor
  • Output short circuit protection: automatic restarts when fault condition is removed
  • Thermal shutdown with automatic recovery if internal temperature exceeds allowable value
Features Similar products
Primary Voltage (AC V) 85 to 265  

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Regulated/Unregulated Regulated  
Isolated No  
Number of outputs 1  
Output Voltage 1 (V) 3.3 DC  
Output Current 1 (A) 1.35  
Power (W) 4.2  
Efficiency (%) 65  
Max Ambient Temp (°C) -25 / +50