GS4T48-5 4 W DC-DC CONVERTER Vi Vo Io 38 to 60 V 5V 800 mA Type GS4T48-5 DESCRIPTION The GS4T48-5 is a 4W DC-DC converter designed to provide a 5V/800mA isolated power source. The module features a wide input voltage range (38 to 60V), low reflected input current and continuous short-circuit protection. It is certified by UL, CSA (level 3) and TUV as having SELV output when provided with a SELV input. ELECTRICAL CHARACTERISTICS (Tamb.= 25° C unless otherwise specified) Symbol Parameter Test Conditions Min Typ Max Unit 38 48 60 V 140 mA 20 30 mApp 5 5.2 V Vi Input Voltage Vo = 5V Io = 50 to 800mA Ii Input Current Vi = 38 to 60V Io = 800mA Iir Input Reflected Current Vi = 48V Vo Output Voltage Vi = 38 to 60V Vor Output Ripple Voltage Vi = 48V Io = 800mA BW = 5Hz to 20MHz 30 50 mVpp δVOL Line Regulation Vi = 38 to 60V Io = 800mA 1 2 mV/V δVOO Load Regulation Vi = 48V Io = 50 to 800mA 50 75 mV/A Output Current Vi = 38 to 60V 800 mA Iosc Output Short-circuit Current Vi = 48V 2 A Vis Isolation Voltage Io Vo = 5V Io = 800mA Io = 50 to 800mA Vo = 5V 4.8 50 500 VDC fs Switching Frequency Vi = 38 to 60V Io = 50 to 800mA 50 η Efficiency Vi = 48V Io = 800mA 70 Top Operating Ambient Temperature Range Still Air 0 +55 °C Top Operating Ambient Temperature Range Forced ventilation, air speed = 100 LFM 0 +65 °C Tstg Storage Temperature Range – 40 +85 °C June 1994 200 73 kHz % 1/3 GS4T48-5 CONNECTION DIAGRAM AND MECHANICAL DATA Package C. Dimensions in mm (inches) SAFETY APPROVALS The converter is agency certified to the following safety requirements: Agency Requirements File Number UL UL-STD-1950 E141284 CSA CSA-STD-C22.2 No. 234 LR 99794-3 TUV EN 60950 DIN VDE 0805 R 9172410 UL is a registered trademark of UNDERWRITERS LABORATORIES inc. CSA is a registered trademark of CANADIAN STANDARDS ASSOCIATION. TUV is a registered trademark of TUV Rheinland. 2/3 GS4T48-5 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 UL is a registered trademark of UNDERWRITERS LABORATORIES inc. CSA is a registered trademark of CANADIAN STANDARDS ASSOCIATION. TUV is a registered trademark of TUV Rheinland. SGS-THOMSON Microelectronics GROUP OF COMPANIES Australia - Brazil - China - 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