UR(A)B_LMD-40WR3 series products have 40W output power, 4:1 wide voltage input range, 91% efficiency, conventional isolation voltage 1500VDC, an allowable operating temperature of -40 to +85, with the protection of input undervoltage, output overvoltage, overcurrent, short circuit protection, barebones meet CISPR32/EN55032CLASSA. Widely used in medical, industrial control, electric power, instrumentation, communication, railway and other fields. Product Features Extra wide input (4:1), 40W output Conversion efficiency 91%(Typ) Isolation voltage 1500Vdc Ultra-low standby power consumption: 0.036W(Typ ) Super Fast Startup: 1ms(Typ) Operating Temperature Range: -40&deg; c ~ + 85 &deg; c Input under-voltage protection, output short-circuit, over-current, over-voltage protection Metal housing, low efficiency ripple International standard pinout, direct mounting of PCB Temperature Characteristic Curve Package Size and Pin Function Diagram Single(S) 1 2 3 4 5 6 7 CTRL -Vin +Vin NP +Vo -Vo Topping Remote< br>Control Input- Input + Empty leg Output + Output Voltage Regulator Double (D) CTRL - Wine + Wine + Vo1 COM -Vo2 Topping Remote Control Input- Input+ Output+1< br>Public Output-2 Voltage Regulator * Note: If the definition of each pin of the power module does not match the selection manual, the labeling on the physical label shall prevail. We are the manufacturer, please contact me if you need the user manual of it.