320W Single Output Switching Power Supply

.LOW COST, HIGH RELIABILITY .COMPACT SIZE, LIGHT WEIGHT
.COOLING FAN ON/OFF AUTOMATICALLY .100% FULL LOAD BURN-IN TEST
.INTERNATIONAL AC INPUT RANGE .BUILT IN EMI FILTER, LOW RIPPLE NOISE
.HIGH EFFICIENCY, LOW WORKING TEMPERATURE .105ºC  OUTPUT CAPACITOR
.SOFT-START CIRCUIT, LIMITING AC SURGE CURRENT
.SHORT CIRCUIT, OVERLOAD, OVER VOLTAGE, OVER TEMP PROTECTED
MODEL
SPECIFICATION
SM-S320-5 SM-S320-7.5 SM-S320-12 SM-S320-13.5 SM-S320-15 SM-S320-24 SM-S320-27 SM-S320-48
DC OUTPUT VOLTAGE 5V 7.5V 12V 13.5V 15V 24V 27V 48V
OUTPUT V. TOLERANCE ±2% ±2% ±1% ±1% ±1% ±1% ±1% ±1%
OUTPUT RATED CURRENT 50A 36A 25A 22A 20A 12.5A 11A 6.5A
OUTPUT CURRENT RANGE 0-50A 0-36A 0-25A 0-22A 0-20A 0-12.5A 0-11A 0-6.5A
RIPPLE & NOISE 150mVp-p 150mVp-p 150mVp-p 150mVp-p 150mVp-p 150mVp-p 200mVp-p 240mVp-p
LINE REGULATION ±0.5% ±0.5% ±0.5% ±0.5% ±0.5% ±0.5% ±0.5% ±0.5%
LOAD REGULATION ±1% ±1% ±0.5% ±0.5% ±0.5% ±0.5% ±0.5% ±0.5%
DC OUTPUT POWER 250W 270W 300W 297W 300W 300W 297W 312W
EFFICIENCY 77% 80% 82% 83% 84% 86% 86% 87%
DC VOLTAGE ADJ. 4.5-5.7V 6-9V 10-13.2V 12-15V 13.5-18V 20-26.4V 26-32V 41-56V
INPUT VOLTAGE RANGE 88~132VAC / 176~264VAC  BY SWITCH 47~63Hz;  248~370VDC
AC CURRENT 6A/115V  3.5A/230V
INRUSH CURRENT 20A/115V  40A/230V
LEAKAGE CURRENT <3.5mA/240VAC
OVERLOAD PROTECTION 105~135%  TYPE:PULSING HICCUP SHUTDOWN  RESET:AUTO RECOVERY
OVER VOLTAGE PROTECTION 5.75-6.75V 9.4-10.9V 13.8-16.2V 15.5-18.2V 18-21V 27.6-32.4V 33.7-39.2V 57.6-67.2V
FAN CONTROL, O.T.P. RTH1>=65ºC  FAN ON, <=55ºC  FAN OFF, >=70ºC  OUTPUT SHUTDOWN (5~15V)
RTH1
>=70ºC  FAN ON, <=65ºC  FAN OFF, >=80ºC  OUTPUT SHUTDOWN (24~48V)
TEMP. COEFFICIENT ±0.03% / ºC  (0~50ºC)
SETUP, RISE, HOLD UP TIME 2s, 20ms, 20ms
VIBRATION 10~500Hz, 2G  10min./1cycle, PERIOD FOR 60min. EACH AXES
WITHSTAND VOLTAGE I/P-O/P:3KVAC  I/P-FG:1.5KVAC  O/P-FG:0.5KVAC
ISOLATION RESISTANCE I/P-O/P, I/P-FG, O/P-FG:500VDC / 100M Ohms
WORKING TEMP., HUMIDITY -10ºC~+60ºC(REFER TO OUTPUT DERATING CURVE), 20%~90% RH 
STORAGE TEMP., HUMIDITY -20ºC~+85ºC, 10%~95% RH
DIMENSION 215*115*50mm
WEIGHT 1.15Kgs
NOTE : 1.ALL PARAMETERS ARE SPECIFIED AT 230VAC INPUT, RATED LOAD, 25ºC  70% RH. AMBIENT.
2.TOLERANCEGINCLUDE SET UP TOLERANCE, LINE REGULATION, LOAD REGULATION.
3.RIPPLE & NOISE ARE MEASURED AT 20MHz BY USING A 12" TWISTED PAIR TERMINATED WITH A 0.1uF & 47uF CAPACITOR.
4.LINE REGULATION IS MEASURED FROM LOW LINE TO HIGH LINE AT RATED LOAD.
5.LOAD REGULATION IS MEASURED FROM 0% TO 100% RATED LOAD.
6.C3,4,41 MUST BE REMOVED.

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