3 W DC-DC CONVERTER Vi Vo Io 5V 3,3 V 750 mA Type GS3T5-3.3 DESCRIPTION The

3 W DC-DC CONVERTER Vi Vo Io 5V 3,3 V 750 mA Type GS3T5-3.3 DESCRIPTION The GS3T5-3.3 is a 2.5W DC-DC converter designed to

GS3T5-3.3 3 W DC-DC CONVERTER Vi Vo Io 5V 3,3 V 750 mA Type GS3T5-3.3 DESCRIPTION The GS3T5-3.3 is a 2.5W DC-DC converter designed to provide an isolated 3.3V/750mA power source. The module operates from a 5V input source and features continuous short-circuit protection. ELECTRICAL CHARACTERISTICS (Tamb.= 25° C unless otherwise specified) Symbol Parameter Test Conditions Typ Max Unit 4.75 5.00 5.25 V 25 50 mApp 3.3 3.4 V Vi Input Voltage Vo = 3.3V Iir Reflected Input Current Vi = 5V Vo Output Voltage Vi = 4.75 to 5.25V Io = 0 to 750mA Vor Output Ripple Voltage Vi = 5V Io = 750mA 7 15 mVRMS VOL Line Regulation Vi = 4.75 to 5.25V Io = 750mA 2 10 mV VOO Load Regulation Vi = 5V Io = 50 to 750mA 20 50 mV Output Current Vi = 4.75 to 5.25V Vo = 3.3V 750 mA Iosc Output Short-circuit Current Vi = 5V 1500 mA Vis Isolation Voltage Io Io = 0 to 750mA Min Vo = 3.3V Io = 750mA 3.2 0 1200 750 fs Switching Frequency Vi = 5V Io = 750mA Efficiency Vi = 5V Io = 750mA VDC 70 70 kHz 75 % Top Operating Ambient Temperature Range 0 +70 °C Tstg Storage Temperature Range 40 +85 °C June 1994 1/2 GS3T5-3.3 CONNECTION DIAGRAM AND MECHANICAL DATA Package C. Dimensions in mm (inches) 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 - China - France - Germany - Hong Kong - Italy - Japan - Korea - Malaysia - Malta - Morocco - The Netherlands Singapore - Spain - Sweden - Switzerland - Taiwan - Thailand - United Kingdom - U.S.A. 2/2