Test Report : SKA40C‐12 40W DC‐DC Regulated Single Output Converter DESIGN VERIFY TEST Output Function Test Input Function Test Protection Function Test Control Function Test SAFETY TEST Safety Test RELIABILITY TEST Environment Test SKA40C series DESIGN VERIFY TEST OUTPUT FUNCTION TEST NO 1 TEST ITEM VOLTAGE ACCURACY SPECICATION -2%~+2% (Max) TEST CONDITION Ta:25℃ RIPPLE & NOISE 80mVp-p (Max) Ta:25℃ LINE REGULATION -0.5%~+0.5% (Max) LOAD REGULATION P 40mV P -0.02% ~ +0.02% P -0.07% ~ +0.08% P I/P:36VDC~72VDC O/P:FULL LOAD Ta:25℃ 4 1.14% I/P:48VDC O/P:FULL LOAD 3 VERDICT I/P:48VDC O/P:100% LOAD 2 RESULT -0.5%~+0.5% (Max) I/P:48VDC O/P:MIN~FULL LOAD Ta:25℃ INPUT FUNCTION TEST NO 1 TEST ITEM INPUT VOLTAGE RANGE SPECICATION 36VDC~72VDC TEST CONDITION EFFICIENCY 88.5% (Typ) DC CURRENT 30.2~72VDC P 88.35% P I/P:48VDC O/P:FULL LOAD Ta:25℃ 3 VERDICT I/P:TESTING O/P:FULL LOAD Ta:25℃ 2 RESULT 1000mA / FULL LOAD (Max) I/P:48VDC 65 mA / NO LOAD (Max) O/P:NO / FULL LOAD Ta:25℃ 953 mA / FULL LOAD 28 mA / NO LOAD P PROTECTION FUNCTION TEST NO 1 2 TEST ITEM OVER LOAD PROTECTION SHORT PROTECTION SPECICATION 110%~180% (Typ) TEST CONDITION RESULT I/P:48VDC 145% O/P:TESTING Ta:25℃ HICCUP MODE SHORT EVERY OUTPUT I/P:72VDC NO DAMAGE 1 HOUR NO DAMAGE O/P:FULL LOAD Ta:25℃ HICCUP MODE AUTO-RECOVER AUTO-RECOVER VERDICT P P Model: SKA40C-12 Test Report 2 / 3 SKA40C series CONTROL FUNCTION TEST NO 1 TEST ITEM REMOTE CONTROL SPECICATION TEST CONDITION Power on : RESULT I/P:48VDC Power on : O/P:FULL LOAD Ta:25℃ Power off : I/P:48VDC +SENSE OK O/P:FULL LOAD Ta:25℃ -SENSE OK +10%~ -10% (Typ) I/P:48VDC Trim DOWN -26.61% Trim ~ +Vout Trim DOWN O/P:FULL LOAD Ta:25℃ Trim UP +10.57% R.C >2.5Vdc or open Power off : R.C>1.1Vdc or Open R.C <0.5Vdc or short (-Vin) 2 REMOTE SENSE 3 YES TRIM CONTROL VERDICT Trim ~ -Vout Trim UP P R.C<1.1Vdc or Short P P Using 500k ohm VR SAFETY TEST SAFETY TEST NO 1 TEST ITEM WITHSTAND VOLTAGE 2 ISOLATION RESISTANCE SPECICATION I/P-O/P:1500 VDC/min I/P-O/P:500VDC>100MΩ TEST CONDITION RESULT I/P-O/P:1500 VDC/min Ta:25℃ I/P-O/P: 0.02mA I/P-O/P:500 VDC Ta:25℃ I/P-O/P>100MΩ NO DAMAGE NO DAMAGE VERDICT P P RELIABILITY TEST ENVIRONMENT TEST NO 1 TEST ITEM TEMPERATURE RISE TEST SPECICATION TEST CONDITION RESULT VERDICT 1. ROOM AMBIENT BURN-IN：4HRS I/P:48VDC O/P:FULL LOAD Ta=25℃ 2. HIGH AMBIENT BURN-IN：20HRS I/P:48VDC 2 LOW TEMPERATURE TURN ON O/P:FULL LOAD Ta=60℃ Position P/N 1 2 1 CASE CENTER 70.4℃ 105.4℃ TURN ON AFTER 3 HOURS TEST I/P:48VDC O/P: 100﹪LOAD Ta= -40℃ DATE SAMPLE 2010.3.18 RD SAMPLE TEST RESULT PASS P NO TEST：OK P TESTER APPROVAL PETER VINCENT ZENG Model: SKA40C-12 Test Report 3 / 3