date 09/07/2011 page 1 of 5 SERIES: EMSA 40W │ DESCRIPTION: AC-DC POWER SUPPLY FEATURES • • • • • • • • up to 40 W power interchangable AC blades universal input (90-264 Vac) single regulated output from 12 to 24V over voltage and short circuit protections UL/cUL, GS, RCM, CCC, PSE safety approvals level V efficiency custom designs available RoHS output voltage output current output power ripple1 (Vdc) max (A) max (W) max (mVp-p) EMSA120300 12 3.0 36 300 V EMSA200200 20 2.0 40 300 V EMSA240167 24 1.67 40 300 V MODEL 1. at full load, 100 ~ 240 Vac input, 20 MHz bandwidth oscilloscope, each output terminated with a 10 μF aluminum electrolytic and 0.1 μF ceramic capacitors. PART NUMBER KEY EMSA120300 X - XX - SZ - CXX Base Number example of 12 Vdc, 3 A DC Plug Type Blades: “blank” = North American, European, United Kingdom, Australian, and China blades included N = North American blade included E = European blade included B = United Kingdom blade included A = Australian blade included C = China blade included K = No blades included cui.com Factory Designation Reserved for Custom Configurations efficiency level CUI Inc │ SERIES: EMSA 40W │ DESCRIPTION: AC-DC POWER SUPPLY date 09/07/2011 │ page 2 of 5 INPUT parameter conditions/description min voltage 90 frequency 47 typ input current inrush current at 115 V ac, cold start at 230 V ac, cold start no load power consumption max units 264 Vac 63 Hz 1.0 A RMS 100 100 A A 0.3 W max units OUTPUT parameter conditions/description min typ line regulation ±1 % load regulation ±5 % PROTECTIONS parameter conditions/description over voltage protection Protect through primary circuit IC short circuit protection Output shut down and auto restart SAFETY & COMPLIANCE parameter conditions/description isolation voltage input to output at 10 mA for 1 minute isolation resistance input to output at 500 V dc safety approvals UL/cUL, GS, RCM, CCC, PSE EMI/EMC FCC part 15B, EN55022B, CE min typ units Vac Vdc 100 MΩ leakage current RoHS compliant max 3,000 4,242 0.25 mA yes ENVIRONMENTAL parameter conditions/description min max units 0 40 °C storage temperature -10 70 °C operating humidity 20 80 % storage humidity 10 90 % operating temperature cui.com typ CUI Inc │ SERIES: EMSA 40W │ DESCRIPTION: AC-DC POWER SUPPLY date 09/07/2011 │ page 3 of 5 MECHANICAL DRAWING 35.3±1.0 input plug multi-blade (US, UK, Europe, Australia, China) EMS-US EMS-AU EMS-UK EMS-EU 43.5±1.0 74±1.0 EMS-CC DC CORD 10±3 Cord Length 2.8~4.0mm 50±10 48B 70±10 Black wire, white stripe: Positive Model No. Cable Gauge Cord Length EMSA120300 18 AWG 1530 ± 100 EMSA200200 20 AWG 1530 ± 100 EMSA240167 20 AWG 1530 ± 100 S&T Ferrite core with one turns wire 12x20x7.3(018) cui.com CUI Inc │ SERIES: EMSA 40W │ DESCRIPTION: AC-DC POWER SUPPLY date 09/07/2011 │ page 4 of 5 OUTPUT PLUG OPTIONS ø3.5 +0/-0.1 ø3.5 +0/-0.1 3.5 mm Phono Plug 14±0.5 14±0.5 *Tip positive P1 P1R Standard DC Plug C Standard PX B A B A C Right Angle PXR Locking DC Plug A B C Unit P5/P5R 5.5 2.1 9.5 mm P6/P6R 5.5 2.5 9.5 mm P7/P7R 3.5 1.3 9.5 mm P8/P8R 3.8 1.35 9.5 mm P9/P9R 3.8 1.05 9.5 mm A B C Unit P10 5.5 2.1 9.5 mm P11 5.5 2.5 9.5 mm B A C EIAJ Plugs B A B A C EIAJ A B C D Unit P12/P12R EIAJ-1 2.35 0.7 9.5 NA mm P13/P13R EIAJ-2 4.0 1.7 9.5 5.0 mm P14/P14R EIAJ-3 4.75 1.7 9.5 5.0 mm C Right Angle PXXR Standard PXX D Stripped and Tinned 25±5 9±2 DC PLUG TYPE ST stripped and tinned PXX X X Plug type Plug angle: “blank” = standard R = right angle Plug polarity: “blank” = N/A P = center positive N = center negative *Contact CUI for additional output plug options. cui.com CUI Inc │ SERIES: EMSA 40W │ DESCRIPTION: AC-DC POWER SUPPLY date 09/07/2011 │ page 5 of 5 REVISION HISTORY rev. description date 1.0 initial release 06/21/2010 1.01 new template applied 08/08/2011 1.02 PSE safety approval added 09/07/2011 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 firstname.lastname@example.org This device complies with part 15 of the FCC Rules. Operation is subject to the following two conditions: (1) This device may not cause harmful interference, and (2) this device must accept any interference received, including interference that may cause undesired operation. CUI offers a one (1) 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.