SCW20W8 MEANWELL | Alldatasheet

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File Name:SCW20W8,DCW20W8-SPEC 2025-08-21

ORDER NO. INPUT OUTPUT INPUT CURRENT OUTPUT VOLTAGE CAPACITOR LOAD (MAX.)OUTPUT CURRENTNO LOAD FULL LOAD INPUT VOLTAGE (RANGE) SCW20W8-05 SCW20W8-03 SCW20W8-12 SCW20W8-15 SCW20W8-24 DCW20W8-12 DCW20W8-15 Nominal 12V, 24V,36V,48V,72V (9 ~ 75V) 3.3V 12V 15V 24V ±12V ±15V 975mA 655mA 958mA 958mA 947mA 958mA 958mA10mA 10mA 10mA 10mA 10mA 10mA 10mA 4000mA 4000mA 1666mA 1333mA 833mA ±833mA ±666mA 85% 83% 86% 87% 88% 87% 87% 1000μF 1000μF 220μF 220μF 220μF *100μF *100μF EFFICIENCY (TYP.) * For each output File Name:SCW20W8,DCW20W8-SPEC 2025-08-21

SAFETY & EMC (Note.5) ISOLATION RESISTANCE ISOLATION CAPACITANCE (Typ.) Conducted BS EN/EN55032 Radiated ESD BS EN/EN61000-4-2 BS EN/EN61000-4-3 BS EN/EN61000-4-4 BS EN/EN61000-4-5 BS EN/EN61000-4-8 BS EN/EN61000-4-6 Radiated Susceptibility EFT/Bursts Surge Magnetic field immunity Conducted >570Khrs MIL-HDBK-217F(25℃) BS EN/EN55032 EMC EMISSION VOLTAGE RANGE SURGE VOLTAGE (100ms max.) INPUT FILTER PROTECTION (Typ.) VOLTAGE ACCURACY OUTPUT RATED POWER SHORT CIRCUIT PROTECTION FUNCTION REMOTE CONTROL OVERLOAD OVER VOLTAGE UNDER VOLTAGE LOCKOUT (Typ.) WORKING TEMP. CASE TEMPERATURE WORKING HUMIDITY STORAGE TEMP., HUMIDITY COOLING ENVIRONMENT TEMP. COEFFICIENT SOLDERING TEMPERATURE VIBRATION 100Vdc 9~75Vdc Pi type ±2% 20W 100mVp-p for 3.3~5V output ; 12~24V for 1% output Vp-p max. ±5% @ 25%~100% Load only for dual output ±0.5% for other output, ±1% for 3.3Vo output -40 ~ +95℃ (Refer to "Derating Curve") +110℃ max. 20% ~ 90% RH non-condensing Free-air convection -40 ~ +125℃, 10 ~ 95% RH non-condensing 1.5mm from case of 3 ~ 5sec./260℃ max. 10 ~ 500Hz, 2G 10min./1cycle, period for 60min. each along X, Y, Z axes I/P-O/P:3KVdc EAC TP TC 020/2011 approved I/P-O/P:1000M Ohms / 500Vdc / 25℃/ 70% RH 1000pF 6A Slow-Blow Type 200KHz Protection type : Continuous, automatic recovery 110 ~ 190% rated output power ±0.5% Start-up voltage Shutdown voltage 8Vdc 8.8Vdc Parameter Standard Parameter Standard Test Level / Note Test Level / Note MTBF (Typ.) OTHERS DIMENSION (L*W*H) EMC IMMUNITY CASE MATERIAL Five-side Metal shielded case PACKING NOTE 20g ; 15pcs/per tube, 750pcs/50 tube/per carton RIPPLE & NOISE Note.2 CROSS DEGUIATION SWITCHING FREQUENCY (Typ.) LINE REGULATION Note.3 LOAD REGULATION Note.4 Protection type : Hiccup mode, recovers automatically after fault condition is removed Protection type : Clamp by TVS diode Level 2, 3V/m Level 2, 4KV contact± N/A Class A without additional components Class B with additional components Level 2, 3V(e.m.f.) Level 1, 0.5KV Line-Line Level 1, 1A/m Level 2, 0.5KV File Name:SCW20W8,DCW20W8-SPEC 2025-08-21

File Name:SCW20W8,DCW20W8-SPEC 2025-08-21 EMCSuggestionCircuit ※ Required external components to meet BS EN/EN55032 radiated Class B are as below: SCW20W8 DCW20W8 +Vin Note : All of capacitors are ceramic capacitors. +Vout -Vin -Vout +Vin -Vin +Vout -Vout Load BS EN/EN55032 Class Bradiated Model No. C1 C2 C3 C4 L1 SCW20W8 DCW20W8 2.2μF/100V 2.2μF/100V 102/5KV 102/5KV 325μH Common Choke Derating Curve Ta (℃) LOAD (%) -40 -20 0 Natural convection 20 40 50 100 60 80 95 100 Others 3.3V, 5V

File Name:SCW20W8,DCW20W8-SPEC 2025-08-21 Pin-Out Pin No. 2,3 22,23 * N.C. : No connected -Vin Remote ON/OFF -Vin Remote ON/OFF CommonN.C. -VoutN.C. +Vout+Vout Common-Vout +Vin+Vin SCW20W8 (Single output) DCW20W8 (Dual output) Side View 3.8(0.15) 12.2(0.48) 0.8(0.03") ‧All dimensions in mm(inch) ‧Pin size is:0.8±0.1mm (0.03"±0.004") Pin Assignment Mechanical Specification Per Grid: 2.54mm Top View ψ1+0.2/-0 31.8(1.25) 16 9 23 2 Bottom View 15.24(0.6) 2.53(0.1) 20.3(0.8)

File Name:SCW20W8,DCW20W8-SPEC 2025-08-21 Packing Installation Manual Please refer to : http://www.meanwell.com/manual.html MPQ Per Tube (PCS) Unit : mm 350g 750 18.3Kg Max. Q’TY/ Carton(PCS) One Carton G.W. Standard Tube Packing One Tube G.W. CARTON L620 x W230 x H230 W L H Tube pattern 520 Product Tube Plugs 6.4 21.3 8.47.2