S-250 250W Single Output Switching Power Supply series Features : AC input range selected by switch Protections: Short circuit / Overload / Over voltage Forced air cooling by built-in DC fan 100% full load burn-in test Fixed switching frequency at 60KHz Low cost High reliability 2 years warranty SPECIFICATION MODEL OUTPUT S-250-5 S-250-12 S-250-15 S-250-24 S-250-27 S-250-48 DC VOLTAGE 5V 12V 15V 24V 27V 48V RATED CURRENT 40A 18A 15A 10A 9A 5.2A CURRENT RANGE 0 ~ 40A 0 ~ 18A 0 ~ 15A 0 ~ 10A 0 ~ 9A 0 ~ 5.2A RATED POWER 200W 216W 225W 240W 243W 249.6W RIPPLE & NOISE (max.) Note.2 80mVp-p 120mVp-p 120mVp-p 120mVp-p 150mVp-p 200mVp-p VOLTAGE ADJ. RANGE 10.8 ~13.2V 13.5 ~ 16.5V 21.6 ~ 26.4V 24.3 ~ 29.7V 43.2 ~ 52.8V VOLTAGE TOLERANCE Note.3 1.0% 1.0% 1.0% 1.0% 1.0% LINE REGULATION 0.5% 0.5% 0.5% 0.5% 0.5% 0.5% LOAD REGULATION 1.0% 0.5% 0.5% 0.5% 0.5% 0.5% SETUP, RISE TIME INPUT 4.75 ~5.5V 2.0% 800ms, 50ms at full load HOLD TIME (Typ.) 19ms at full load VOLTAGE RANGE 90 ~ 132VAC / 176 ~ 264VAC Selected by switch FREQUENCY RANGE 47 ~ 63Hz EFFICIENCY (Typ.) 74% AC CURRENT (Typ.) INRUSH CURRENT (Typ.) 4.8A/115VAC 2.8A/230VAC COLD START 45A/230VAC 79% 248~370VDC 80% 81.5% LEAKAGE CURRENT <2mA / 240VAC OVER LOAD 105 ~ 135% rated output power Protection type : Hiccup mode, recovers automatically after fault condition is removed PROTECTION OVER VOLTAGE WORKING TEMP. 5.75 ~ 6.75V 13.8 ~ 16.2V 17.25 ~ 20.25V 27.6 ~ 32.4V Protection type : Hiccup mode, recovers automatically after fault condition is removed -10 ~ +60 (Refer to output load derating curve) 82% 82% 31.05 ~ 36.45V 55.2 ~ 64.8V 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, 2G 10min./1cycle, 60min. each along X, Y, Z axes UL60950-1 approved SAFETY STANDARDS SAFETY & WITHSTAND VOLTAGE I/P-O/P:3KVAC I/P-FG:1.5KVAC O/P-FG:0.5KVAC EMC ISOLATION RESISTANCE I/P-O/P, I/P-FG, O/P-FG:100M Ohms/500VDC MTBF 238.9K hrs min. MIL-HDBK-217F (25 ) OTHERS DIMENSION PACKING NOTE 150*140*86mm (L*W*H) 1.15Kg; 8pcs/10.2Kg/0.97CUFT 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-250-SPEC 2009-02-09 S-250 250W Single Output Switching Power Supply Mechanical Specification 28 0 15 4 8 5 84 60.5 33 0 7 110 124 84 20 4 25 2.6 Terminal Pin No. Assignment 9 3- 6 1 12 6 64 2 2- 14 6 3 LED +V ADJ 15 0 13 8 7 4 8 9 6 8 5 4 96 14 x. 5.5 2.6 ma 10.5 25 12 Ai dir r flow ect ion 8 9.5 2.6 2- 86 9 12 5- 4- Unit:mm 8 Case No. 907C series Pin No. 1 2 3 15 2.6 Assignment Pin No. 4,5,6 DC OUTPUT -V 7,8,9 DC OUTPUT +V 6 84 Assignment AC/L AC/N FG 29 .5 27 .5 Block Diagram RECTIFIERS & FILTER EMI FILTER I/P fosc : 60KHz 230 115 RECTIFIERS & FILTER POWER SWITCHING -V DETECTION CIRCUIT FG O.L.P. +V PWM CONTROL O.V.P. Derating Curve Static Characteristics Ta=25 100 100 80 90 80 LOAD(%) LOAD (%) 60 40 20 -10 0 10 20 30 40 50 AMBIENT TEMPERATURE ( ) 60 (HORIZONTAL) 70 60 50 90 176 95 180 100 185 105 195 110 205 115 215 120 230 125 245 130 260 132 264 INPUT VOLTAGE (V) 60Hz File Name:S-250-SPEC 2009-02-09