For more information, please visit the product page. date 06/05/2015 page 1 of 6 SERIES: VSK-S5-T │ DESCRIPTION: AC-DC POWER SUPPLY FEATURES • • • • • • • up to 5.5 W continuous output encapsulated compact case universal input (85~264 Vac/110~370 Vdc) single regulated output from 3.3~24 Vdc over voltage, over temperature, and short circuit protections UL/cUL safety approvals efficiency up to 83% MODEL output voltage output current output power ripple and noise1 efficiency (Vdc) max (A) max (W) max (mVp-p) max (%) 3.3 1250 4.125 120 74 VSK-S5-5UA-T 5 1000 5 120 78 VSK-S5-9UA-T 9 550 5 100 78 VSK-S5-12UA-T 12 420 5 100 80 VSK-S5-15UA-T 15 333 5 100 82 VSK-S5-24UA-T 24 230 5.5 100 83 VSK-S5-3R3UA-T Notes: 1. Ripple and noise are measured at 20 MHz BW by “parallel cable” method with 1 μF ceramic and 10 μF electrolytic capacitors on the output. PART NUMBER KEY VSK-S5- XX UA-T Base Number example of 5 W, single output cui.com Output Voltage For more information, please visit the product page. CUI Inc │ SERIES: VSK-S5-T │ DESCRIPTION: AC-DC POWER SUPPLY date 06/05/2015 │ page 2 of 6 INPUT parameter conditions/description min voltage frequency max units 85 110 typ 264 370 Vac Vdc 47 63 Hz current at 110 Vac at 230 Vac 110 70 mA mA inrush current at 110 Vac at 230 Vac 10 20 A A input fuse 1 A/250 V, slow-blow type (internal, included) ±0.02 %/°C temperature coefficient OUTPUT parameter conditions/description capcitive load1 3.3 Vdc model 5 Vdc model 9 Vdc model 12 Vdc model 15 Vdc model 24 Vdc model min line regulation typ max units 4000 4000 1000 820 820 330 μF μF μF μF μF μF ±0.5 % load regulation at 10~100% load ±1 % voltage set accuracy 3.3 Vdc model all other models ±3 ±2 % % hold-up time at 110 Vac at 230 Vac 12 80 ms ms switching frequency Notes: 140 kHz max units 1. Test without external circuit PROTECTIONS parameter conditions/description over voltage protection shutdown over current protection auto recovery short circuit protection hiccup, auto recovery min typ 110 % SAFETY & COMPLIANCE parameter conditions/description isolation voltage for 1 minute safety approvals UL60950-1 safety class Class II conducted emissions CISPR22/EN55022, Class B radiated emissions CISPR22/EN55022, Class B ESD IEC/EN61000-4-2 Class B, contact ±6 kV / air ±8 kV radiated immunity IEC/EN61000-4-3 Class A, 10V/m EFT/burst surge conducted immunity min typ 4,000 IEC/EN61000-4-4 Class B, ±2 kV IEC/EN61000-4-4 Class B, ±4 kV (external circuit required, see figure 2) IEC/EN61000-4-5 Class B, ±1 kV / ±2 kV IEC/EN61000-4-5 Class B, ±2 kV / ±4 kV (external circuit required, see figure 2) IEC/EN61000-4-6 Class A, 10 Vr.m.s cui.com max units Vac For more information, please visit the product page. CUI Inc │ SERIES: VSK-S5-T │ DESCRIPTION: AC-DC POWER SUPPLY date 06/05/2015 │ page 3 of 6 SAFETY & COMPLIANCE (CONTINUED) parameter conditions/description PFM IEC/EN61000-4-8 Class A, 10 A/m min voltage dips & interruptions IEC/EN61000-4-11 Class B, 0%-70% MTBF as per MIL-HDBK-217F, at 25 °C RoHS 2011/65/EU typ max units 300,000 hours ENVIRONMENTAL parameter conditions/description min max units operating temperature see derating curves -25 70 °C -25 105 °C 95 % storage temperature storage humidity typ non-condensing DERATING CURVES load vs. input voltage (Vdc) 60 50 40 20 Load (%) 80 Safe operating area 60 50 40 0 55 ~ ~ ~ ~ -10 70 85 80 Safe operating area 60 50 40 20 20 -25 ~ ~ 100 ~ ~ ~ ~ 100 80 70 Load (%) Load (%) 100 load vs. input voltage (Vac) 110 Ambient Temperature (°C) 240 100 264 ~ ~ load vs. ambient temperature 140 Input Voltage (Vac) 340 370 Input Voltage (Vdc) EFFICIENCY CURVES Efficiency Vs Input Voltage (Full Load) 85 VSK-S5-24UA-T VSK-S5-12UA-T VSK-S5-5UA-T 80 Effic ie nc y(%) Efficiency Vs Output (Vin=230Vac) 90 75 70 65 VSK-S5-24UA-T VSK-S5-12UA-T VSK-S5-5UA-T 85 80 Effic ie nc y(%) 90 75 70 65 60 60 55 55 50 50 85 110 180 230 10 264 Input Voltage (VAC) 20 30 40 50 60 70 80 Output Power Percentage (%) cui.com 90 100 For more information, please visit the product page. CUI Inc │ SERIES: VSK-S5-T │ DESCRIPTION: AC-DC POWER SUPPLY date 06/05/2015 │ page 4 of 6 MECHANICAL parameter conditions/description dimensions 76.0 x 31.50 x 23.96 (2.992 x 1.240 x 0.943 inch) min material UL94V-0 weight typ max units mm 52 g MECHANICAL DRAWING units: mm [inch] tolerance: ±0.50 [±0.020] wire range: 24~12 AWG 76.00 [2.992] 61.60 [2.425] 1 AC(N) 2 AC(L) 3 +Vo 4 -Vo 3 4 1 2 Top View 21.20 [0.835] 23.96 [0.943] FUNCTION Front View cui.com 8.80 [0.346] PIN 31.50 [1.240] 23.00 [0.906] PIN CONNECTIONS For more information, please visit the product page. CUI Inc │ SERIES: VSK-S5-T │ DESCRIPTION: AC-DC POWER SUPPLY date 06/05/2015 │ page 5 of 6 TYPICAL APPLICATION CIRCUIT Figure 1 Table 1 Recommended External Circuit Components FU SE NTC C1 A C ( L) +Vo AC ( L) + RL M OV - Vo AC ( N ) Note: MODEL C11 (μF) C21 (μF) FUSE NTC MOV VSK-S5-3R3UA-T 1 220 1 A/250 V 12D-5 S14K350 VSK-S5-5UA-T 1 220 1 A/250 V 12D-5 S14K350 VSK-S5-9UA-T 1 100 1 A/250 V 12D-5 S14K350 VSK-S5-12UA-T 1 100 1 A/250 V 12D-5 S14K350 VSK-S5-15UA-T 1 100 1 A/250 V 12D-5 S14K350 VSK-S5-24UA-T 1 47 1 A/250 V 12D-5 S14K350 C2 A C ( N) 1. Output filtering capacitor C1 is a ceramic capacitor that is used to filter high frequency noise. C2 is an electrolytic capacitor. It is recommended to use high frequency and low impedance electrolytic capacitors. For capacitance and current of capacitor please refer to the manufacturer’s datasheet. Voltage derating of capacitor should be 80% or above. EMC RECOMMENDED CIRCUIT Table 2 Figure 2 Recommended External Circuit Components FUS E L1 N TC LCM A C (L) A C ( L) +Vo C1 C Y1 MOV C Y2 A C (N) Note: RL + A C DC CX C2 -Vo A C (N) FUSE MOV S14K350 CY1, CY2 1nF/400VAC CX 0.1μF/275VAC LCM 2.2mH L1 4.7μH/2.0A C1, C2 see Table 1 1. All specifications measured at Ta=25°C, humidity <75%, nominal input voltage, and rated output load, unless otherwise specified. cui.com 1A/250V, slow fusing, necessary For more information, please visit the product page. CUI Inc │ SERIES: VSK-S5-T │ DESCRIPTION: AC-DC POWER SUPPLY date 06/05/2015 │ page 6 of 6 REVISION HISTORY rev. description date 1.0 initial release 09/06/2012 1.01 updated mechanical drawing and product photo 11/28/2012 1.02 updated spec 03/08/2013 1.03 updated spec 08/23/2013 1.04 updated spec 01/08/2014 1.05 changed internal IC, updated datasheet 06/05/2015 The revision history provided is for informational purposes only and is believed to be accurate. Headquarters 20050 SW 112th Ave. Tualatin, OR 97062 800.275.4899 Fax 503.612.2383 cui.com [email protected] CUI offers a two (2) year limited warranty. Complete warranty information is listed on our website. CUI reserves the right to make changes to the product at any time without notice. Information provided by CUI is believed to be accurate and reliable. However, no responsibility is assumed by CUI for its use, nor for any infringements of patents or other rights of third parties which may result from its use. CUI products are not authorized or warranted for use as critical components in equipment that requires an extremely high level of reliability. A critical component is any component of a life support device or system whose failure to perform can be reasonably expected to cause the failure of the life support device or system, or to affect its safety or effectiveness.