EFE300 & EFE400 Series 300W / 400W, 3 x 5” / 3 x 6” Power Supplies Features  High Effi ciency  Active Power Factor Correction  Universal Input (90 - 264VAC)  High peak loading capability  Suitable for 1U applications  Full Digital Control  Low Profi le Key Market Segments & Applications Specifi cations Model EFE300 EFE400 Input Voltage range - 90 - 264VAC Input Frequency - 45 - 63Hz, 440Hz with reduced PFC Inrush Current (3) A <20A <30A Power Factor Harmonics - EN61000-3-2 Compliant (0.97 typical) Voltage Setting Range - 5% to +10% (Chosen at time of ordering) Voltage Setting Accuracy - ±1% at 50% load Total Regulation - < 4% with 90 - 264VAC input change and 0-100% load change Ripple & Noise mV <1.5% pk-pk Effi ciency - 90% typical Minimum Load A None Overcurrent Protection - Automatic recovery upon overload removal Overvoltage Protection V Cycle AC line to reset Overtemperature Protection - Yes Hold Up Time (Typ) ms >16ms at 90VAC input, 75% load Leakage Current (max) mA 1.5mA at 264VAC, 63Hz Fan Supply - 12V 0.25A (Available if no fan option selected) Remote Sense - None Operating Temperature (2) °C 0 to +70°C. Derate linearily to 50% load from 50°C to 70°C Storage Temperature °C -40 to +85°C Humidity (non condensing) - 5 - 95% RH Cooling - Forced air, 2m/s from input to output (approximately 10CFM) Isolation - Input to Ground 2.3kVDC, Input to Output 4.3kVDC, Output to Ground 200VDC Vibration (non operating) - 2G, 10-500Hz (sweep & endurance at resonance) in all 3 planes. MIL-STD-810E, Method 514.4, Pro I, Cat 1,9 Shock - 30G per IEC68-2-27, MIL-STD-810E/F, Method 516.5, Pro I, IV, VI Safety Agency Approvals* - IEC/EN/UL60950-1, IEC/EN/UL62368-1, EN61010-1, IEC61010-1, CE Mark Immunity - EN61000-4-2, -3, -4, -5, -6, -8, -11, -12, -14 Conducted Emissions & Flicker - EN55011, EN55022 Class B (per CISPR.11/22), EN61000-3-3 Radiated Emissions - EN55011, EN55022 Class B (per CISPR.11/22) Weight (open frame or enclosed) g 310g or 550g 430g or 650g Size (Open frame style) (1) in 3 x 5 x 1.34” 3 x 6 x 1.34” Warranty yrs Five Years (4) (1) Including underside component leads (2) -20°C cold start (3) At 25°C, 230VAC and cold start (4) Three years for products built before Aug 1, 2011

EFE300 & EFE400 Series Model Selector Product Output Output Average Output Peak Output Peak Output Code Part Description Style Voltage (V) Current (A) Power (W) Current (A)(5) Power (W)(5) U2Y002G EFE300-12-CNMDS Open Frame 12 25.0 300 33.30 400 U2Y003H EFE300-12-ECMDS With Fan 12 25.0 300 33.30 400 U4Y002H EFE400-12-CNMDS Open Frame 12 33.3 400 44.17 530 U4Y003J EFE400-12-ECMDS With Fan 12 33.3 400 44.17 530 U2Y005K EFE300-24-CNMDS Open Frame 24 12.5 300 16.70 400 U2Y006L EFE300-24-ECMDS With Fan 24 12.5 300 16.70 400 U4Y005L EFE400-24-CNMDS Open Frame 24 16.7 400 22.08 530 U4Y006M EFE400-24-ECMDS With Fan 24 16.7 400 22.08 530 (5) For up to 10s without exceeding Average Output Power rating Note: The EFE300M is also available with 28V, 48V and 50V Outline and Connection Drawings Options Other Industrial Products Part Description U Internal NV Series 175 to 900W 1U power supply 1-8 outputs Suffi x Chassis Cover Fan ZPSA 40 to 60W 2 x 4” single output power supplies ZWS/ZWSPAF 5 to 240W single output power supplies -CNMDS N N N -CUMDS Y N N -CCMDS Y Y N For Additional Information, please visit -ECMDS Y Y Y https://product.tdk.com/en/power/ Revision C1: Mar 2020

Mouser Electronics Authorized Distributor Click to View Pricing, Inventory, Delivery & Lifecycle Information: T DK-Lambda: U4Y005L U2Y002G U2Y003H U2Y005K U4Y002H U4Y003J U4Y006M U2Y006L