400W Single Output Switching Power Supply NEL-400 series Users Manual SPECIFICATION MODEL NEL-400-2.8 NEL-400-4.2 NEL-400-5 DC VOLTAGE 2.8V 4.2V 5V RATED CURRENT 80A 80A 80A CURRENT RANGE 0 ~ 80A 0 ~ 80A 0 ~ 80A RATED POWER 224W 336W 400W 150mVp-p RIPPLE & NOISE (max.) Note.2 150mVp-p 150mVp-p OUTPUT VOLTAGE ADJ. RANGE 2.5 ~ 3V 3.6 ~ 4.4V 4.5 ~ 5.5V VOLTAGE TOLERANCE Note.3 +3%,-4.5% +3%,-4.5% 3.0% 0.5% LINE REGULATION 0.5% 0.5% LOAD REGULATION 2.5% 2.5% 2.0% SETUP, RISE TIME 2500ms, 50ms/230VAC HOLD UP TIME (Typ.) 20ms/230VAC VOLTAGE RANGE 180 ~ 264VAC 254 ~ 370VDC FREQUENCY RANGE 47 ~ 63Hz EFFICIENCY (Typ.) 79% 83% 84% INPUT AC CURRENT (Typ.) 3A/230VAC 4A/230VAC 5A/230VAC INRUSH CURRENT (Typ.) 100A/230VAC LEAKAGE CURRENT <1mA / 240VAC 105 ~ 140% rated output power OVER LOAD Protection type : Hiccup mode, recovers automatically after fault condition is removed 5.6 ~ 7V 3.22 ~ 3.78V 4.6 ~ 5.4V PROTECTION OVER VOLTAGE Protection type :Hiccup mode, recovers automatically after fault condition is removed Shut down O/P voltage, recovers automatically after temperature goes down OVER TEMPERATURE -20 ~ +60 (Refer to output load derating curve) WORKING TEMP. 20 ~ 90% RH non-condensing WORKING HUMIDITY ENVIRONMENT STORAGE TEMP., HUMIDITY -20 ~ +85, 10 ~ 95% RH TEMP. COEFFICIENT 0.03%/ (0 ~ 50) VIBRATION 10 ~ 500Hz, 3G 10min./1cycle, 60min. each along X, Y, Z axes SAFETY STANDARDS UL 62368-1,EAC TP TC 004 approved SAFETY & WITHSTAND VOLTAGE I/P-O/P:3KVAC I/P-FG:2KVAC O/P-FG:0.5KVAC EMC ISOLATION RESISTANCE I/P-O/P, I/P-FG, O/P-FG:100M Ohms/500VDC / 25/ 70% RH Compliance to EAC TP TC 020 EMC EMISSION EMC IMMUNITY Compliance to EAC TP TC 020 235K hrs min. MIL-HDBK-217F (25) MTBF OTHERS DIMENSION 215*115*30mm (L*W*H) 0.85Kg 15pcs/13.8Kg/0.78CUFT PACKING NOTE , h t t p s:// w w w. m e a n w e l l. c o m/ s e r v i c e D i s c l a i m e r. a s p x File Name:NEL-400-SPEC 2021-09-24 400W Single Output Switching Power Supply NEL-400 series Mechanical Specification Case No. 207D Unit:mm 215 32.5 150 LED +V ADJ. 9 8 7 4-M4 L=5mm 6 5 45.45 4 3 2 1 15 Air flow direction Terminal Pin No. assignment : 32.5 150 Pin No. Assignment Pin No. Assignment 1 AC/L 4~6 DC OUTPUT -V 2 AC/N 7~9 DC OUTPUT +V 3 FG 4-M4(Both Sides) L=5mm Block Diagram RECTIFIERS fosc : 80KHz & FILTER RECTIFIERS EMI POWER +V I/P RECTIFIERS & FILTER SWITCHING -V FILTER O.V.P. FG O.L.P. PWM CONTROL DETECTION O.T.P. CIRCUIT Derating Curve Static Characteristics 100 100 90 80 80 70 60 60 40 50 20 40 -20 -10 0 10 20 30 40 50 60 (HORIZONTAL) 180 190 200 210 230 264 INPUT VOLTAGE (VAC) 60Hz AMBIENT TEMPERATURE () File Name:NEL-400-SPEC 2021-09-24 135 LOAD (%) 9.5 8 34.45 16 LOAD (%) 12.5 50 32.5 30 115