ERS4033x025xxx 36-75V Input, 3.3V/25A Output Leading the Advancement of Power Conver sion 3.3V 25A Eighth Brick Converter Features High Efficiency: 90.5% (3.3V/25A) Excellent thermal performance Remote sense, remote control, over- voltage, over-current, short-circuit, and over-temperature protections Monotonic start-up into pre-biased load No minimum load required Fixed frequency operation Basic Insulation, 2,250Vdc input to output isolation UL 62368-1 2nd edition recognized Options Baseplate Auto-restart / Latch off after fault shutdown Negative / Positive enable logic Pin lengths Part Numbering System ERS 4 033 025 Mechanical Options Rated Series Input Output Enabling Pin Length Electrical Output Lead-free Name Voltage Voltage Logic Options Options Current (ROHS-6 Compliant) 4: 36-75V Unit: 0.1V P: Positive Unit: A K: 0.110 0: Latch off 5: Open frame 033: 3.3V N: Negative 025: 25A N: 0.145 2: Auto-restart 6: Baseplate R: 0.180 UL is a registered trademark of Underwriters Laboratory Inc. www.netpowercorp.com Datasheet ERS4033x025xxx 08-28-2019 1 ERS4033x025xxx 36-75V Input, 3.3V/25A Output Leading the Advancement of Power Conver sion Absolute Maximum Rating Excessive stresses over these absolute maximum ratings can cause permanent damage to the converter. Operation should be limited to the conditions outlined under the Electrical Specification Section. Parameter Min Max Unit Input Voltage (continuous) -0.5 80 Vdc Input Voltage ( < 100ms, operating) - 100 Vdc Operating Ambient Temperature -40 85* C (See Thermal Considerations section) Storage Temperature -55 125 C *Derating curves provided in this datasheet end at 85C ambient temperature. Operation above 85C ambient temperature is allowed provided the temperatures of the key components or the baseplate do not exceed the limit stated in the Thermal Considerations section. Electrical Specifications These specifications are valid over the converters full range of input voltage, resistive load, and temperature unless noted otherwise. Input Specifications Parameter Min Typical Max Unit Input Voltage 36 48 75 Vdc Input Current - - 3 A Quiescent Input Current (typical Vin) - 55 75 mA Standby Input Current - 4 6 mA Input Reflected-ripple Current, peak-to-peak - 7 - mA (5 Hz to 20 MHz, 12 H source impedance) Input Turn-on Voltage Threshold 34 35 36 V Input Turn-off Voltage Threshold 29 32 33 V Input Voltage ON/OFF Control Hysteresis 1 3 4 V Output Specifications Parameter Min Typical Max Unit Output Voltage Set Point 3.25 3.3 3.35 V (typical Vin full load Ta = 25C) Output Voltage Set Point Accuracy -1.5 - +1.5 %Vo (typical Vin full load Ta = 25C) Output Voltage Set Point Accuracy (over all conditions) -3 - +3 %Vo Output Regulation: Line Regulation (full range input voltage, 1/2 full load) - 0.05 0.2 %Vo Load Regulation(full range load, typical Vin) - 0.05 0.2 %Vo Temperature (Ta = -40C to 85 C) - 15 50 mV Output Ripple and Noise Voltage RMS - - 15 mVrms Peak-to-peak (5 Hz to 20 MHz bandwidth, typical Vin) - - 40 mVp-p Output Current 0 - 25 A Output Power 0 - 82.5 W www.netpowercorp.com Datasheet ERS4033x025xxx 08-28-2019 2