GS20AC-12 20 WATT AC-DC CONVERTER Type GS20AC-12 Vin Vout Iout 230 VRMS 12 V 1,7 A DESCRIPTION The GS20AC-12 is an AC-DC switching power supply able to deliver 20W output power (12V/1.7A). Two versions of the INPUT PLUG ADAPTOR are available: EUROPEAN VERSION GS20AC-12-1 (ORDERING NUMBER) UK VERSION: GS20AC-12-2 (ORDERING NUMBER) (See page 2 for mechanical drawings) ELECTRICAL CHARACTERISTICS (Tamb = 25°C unless otherwise specified) Parameter Symbol Test Conditions Min Typ Max Unit 187 230 264 Vrms 11 12 13 Vdc 1.7 A Vi Input Voltage Vo Output Voltage Vi = 187V to 264Vrms Io = 0 to 1.7A Io Output Current Vi = 187V to 264Vrms Vo = 11 to 13V Iol Overcurrent Limit Initiation Vi = 187V to 264Vrms 2 A Iosc Short Circuit Output Current Vi = 187V to 264Vrms 0.7 A Efficiency Vi = 187V to 264Vrms Io = 1.7A 75 % η 0 Top Operating Temperature Range -20 +45 °C Tstg Storage Temperature Range -25 +85 °C February 1994 1/3 GS20AC-12 CONNECTION DIAGRAM AND MECHANICAL DATA European Plug Version 36 (1.42) 92 (3.62) 2 (0.07) 3 (0.12) 77 (3.03) 20 (0.79) 15 (0.59) 5 (0.20) 18 (0.71) 52.5 (2.07) 6 (0.24) 90 (3.54) 1 (0.04) 8.5 (0.33) 8 (0.31) 18.5 (0.73) 4 (0.16) 7 (0.28) 2 Wires: 8.8 (0.35) 18.5 (0.73) 4 (0.16) + Vout RED - Vout BLACK 34 (1.34) Total cable length = 2000 (78.8) 13.5 (0.53) UK Plug Version 36 (1.42) 92 (3.62) 2 (0.07) 3 (0.12) 77 (3.03) 20 (0.79) 15 (0.59) 5 (0.20) 18 (0.71) 52.5 (2.07) 6 (0.24) 87 (3.43) 1 (0.04) 8.5 (0.33) 22.2 (0.87) 11.5 (0.45) 18 (0.71) 8 (0.31) 22.5 (0.86) 4 (0.16) European View 6.35 (0.25) 8 (0.31) 4 (0.16) 50 (1.97) 9.8 (0.39) 22.2 (0.87) 14 (0.55) Output connector to be defined according to customer specifications Dimensions in mm (inches). 2/3 GS20AC-12 Information furnished is believed to be accurate and reliable. However, SGS-THOMSON Microelectronics assumes no responsibility for the consequences of use of such information nor for any infringement of patents or other rights of third parties which may result from its use. No license is granted by implication or otherwise under any patent or patent rights of SGS-THOMSON Microelectronics. Specification mentioned in this publication are subject to change without notice. This publication supersedes and replaces all information previously supplied. SGS-THOMSON Microelectronics products are not authorized for use as critical components in life support devices or systems without express written approval of SGS-THOMSON Microelectronics. © 1994 SGS-THOMSON Microelectronics – All Rights Reserved SGS-THOMSON Microelectronics GROUP OF COMPANIES Australia - Brazil - France - Germany - Hong Kong - Italy - Japan - Korea - Malaysia - Malta - Morocco - The Netherlands Singapore - Spain - Sweden - Switzerland - Taiwan - Thailand - United Kingdom - U.S.A. 3/3