S-350 350W Single Output Switching Power Supply series Features : AC input range selectable by switch Protections: Short circuit / Overload / Over voltage Forced air cooling by built-in DC fan PWM control and regulated Built-in cooling Fan ON-OFF control 100% full load burn-in test Fixed switching frequency at 25KHz Low cost 1 year warranty SPECIFICATION MODEL OUTPUT INPUT S-350-5 S-350-7.5 S-350-12 S-350-13.5 S-350-15 S-350-24 S-350-27 S-350-36 DC VOLTAGE 5V 7.5V 12V 13.5V 15V 24V 27V 36V 48V RATED CURRENT 50A 40A 29A 25.8A 23.2A 14.6A 13A 9.7A 7.3A CURRENT RANGE 0 ~ 50A 0 ~ 40A 0 ~ 29A 0 ~ 25.8A 0 ~ 23.2A 0 ~ 14.6A 0 ~ 13A 0 ~ 9.7A 0 ~ 7.3A RATED POWER 250W 300W 348W 348.3W 348W 350.4W 351W 349.2W 350.4W RIPPLE & NOISE (max.) Note.2 150mVp-p 150mVp-p 150mVp-p 150mVp-p 150mVp-p 150mVp-p 200mVp-p 240mVp-p 240mVp-p VOLTAGE ADJ. RANGE 6 ~ 9V 2.0% 10 ~ 13.2V 1.0% 12 ~ 15V 1.0% 13.5 ~ 18V 1.0% 20 ~ 26.4V 1.0% 26 ~ 32V 1.0% 32 ~ 40V 1.0% 41 ~ 56V 1.0% 4.5 ~ 5.6V VOLTAGE TOLERANCE Note.3 2.0% LINE REGULATION 0.5% 0.5% 0.5% 0.5% 0.5% 0.5% 0.5% 0.5% 0.5% LOAD REGULATION 1.0% 1.0% 0.5% 0.5% 0.5% 0.5% 0.5% 0.5% 0.5% SETUP, RISE TIME 200ms, 50ms at full load HOLD UP TIME (Typ.) 20ms at full load VOLTAGE RANGE 90 ~ 132VAC / 180 ~ 264VAC by switch FREQUENCY RANGE 47 ~ 63Hz EFFICIENCY (Typ.) 73% AC CURRENT (Typ.) INRUSH CURRENT (Typ.) 6.5A/115VAC 50A/115VAC 78% 81% 82% OVERLOAD 5.75 ~ 6.75V 9.4 ~ 10.9V 13.8 ~ 16.2V 15.5 ~ 18.2V 18 ~ 21V 83% 27.6 ~ 32.4V 33.7 ~ 39.2V 40.5 ~ 46.5V 57.6 ~ 67.2V RTH3 WORKING TEMP. RTH3 70 FAN ON, 60 FAN OFF, 85 output shutdown (24 ~ 48V) -10 ~ +60 (Refer to output load derating curve) ISOLATION RESISTANCE 83% Protection type : Hiccup mode, recovers automatically after fault condition is removed RTH3 55 FAN ON, 45 FAN OFF, 80 output shutdown (5 ~ 7.5V) FAN ON/OFF CONTROL 65 FAN ON, 55 FAN OFF, 80 output shutdown (12 ~ 15V) 20 ~ 90% RH non-condensing -20 ~ +85 , 10 ~ 95% RH 0.03%/ (0 ~ 50 10 ~ 500Hz, 2G 10min./1cycle, 60min. each along X, Y, Z axes I/P-O/P:1.5KVAC I/P-FG:1.5KVAC O/P-FG:0.5KVAC I/P-O/P, I/P-FG, O/P-FG:100M Ohms/500VDC MTBF 234.3K hrs min. DIMENSION 215*115*50mm (L*W*H) 1.07Kg; 12pcs/13.5Kg/0.92CUFT PACKING NOTE 79% <3.5mA / 240VAC WORKING HUMIDITY ENVIRONMENT STORAGE TEMP., HUMIDITY TEMP. COEFFICIENT VIBRATION SAFETY & WITHSTAND VOLTAGE OTHERS 74% 4A/230VAC 50A/230VAC 105 ~ 135% rated output power Protection type : Constant current limiting, recovers automatically after fault condition is removed OVER VOLTAGE EMC 76% 254 ~ 370VDC LEAKAGE CURRENT PROTECTION FUNCTION S-350-48 MIL-HDBK-217F (25 ) 1. All parameters NOT specially mentioned are measured at 230VAC input, rated load and 25 of ambient temperature. 2. Ripple & noise are measured at 20MHz of bandwidth by using a 12" twisted pair-wire terminated with a 0.1uf & 47uf parallel capacitor. 3. Tolerance : includes set up tolerance, line regulation and load regulation. File Name:S-350-SPEC 2008-04-10 S-350 350W Single Output Switching Power Supply Mechanical Specification Case No. 912C series Unit:mm 177.5 27.5 150 32.5 117.5 47.5 95 50 5-M3 L=3mm 16 10 50.5 4-M4 L=5mm 32.5 9.5 9 8 7 6 5 4 3 2 1 8 135 +V ADJ. 115 36.5 LED 15 Air flow direction 215 32.5 150 Terminal Pin No. Assignment Pin No. 1 2 3 50 CL 25 12 max. Assignment AC/L AC/N FG Pin No. 4~6 7~9 Assignment DC OUTPUT -V DC OUTPUT +V 6-M4 L=6mm Block Diagram FAN ON/OFF CONTROL 230 115 RECTIFIERS & FILTER EMI FILTER I/P fosc : 25KHz FAN RECTIFIERS & FILTER POWER SWITCHING +V -V O.C.P. FG Derating Curve O.V.P. PWM CONTROL DRIVER Static Characteristics (24V) S-350-24~48V OUTPUT VOLTAGE (V) 100 80 LOAD (%) 60 S-350-5~15V 40 20 -10 0 10 20 30 40 50 AMBIENT TEMPERATURE ( ) 60 (HORIZONTAL) 300 28 250 24 200 20 150 16 100 12 50 8 25 80 160 85 170 90 180 95 190 100 200 105 210 110 220 115 230 120 240 125 250 OUTPUT RIPPLE (mVp-p) Ta=25 32 130 260 INPUT VOLTAGE (VAC) 60Hz File Name:S-350-SPEC 2008-04-10