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| GS-R4840N 44W NEGATIVE SWITCHING REGULATOR Type GS-R4840N Vin -43 to -60 V Vout 40 V Iout 1,08 A DESCRIPTION The GS-R4840N is a negative input, negative output switching voltage regulator that can provide up to 44W output power without input to output isolation. ELECTRICAL CHARACTERISTICS (Tamb.= 25 C unless otherwise specified) Symbol Vi Vni li Vo Vor Vno Iosc fs Top Tstg Parameter Input Voltage Input noise (CCITTP53) Input Current Output Voltage Output Ripple Voltage Output noise (CCITTP53) Output Current Limit Switching Frequency Efficiency Operating Temperature Range Storage Temperature Range Vi= -48V Io = 1.08A 0 -20 Io = 1.08A Vi = -48V Vi = -48V Io = 1A Io = 1.08A -38.5 -40.5 Test Conditions Min -43 Typ -48 Max -60 1 -1 -42.5 100 1 -1.6 50 93 +70 +85 Unit V mV A V mVpp mV A kHz % C C Vi = -43 to -60V Io = 0 to 1.08A Vi = -48V Vi = -48V Vi = -48V Io = 1.08A Io = 1A December 1993 1/2 GS-R4840N CONNECTION DIAGRAM AND MECHANICAL DATA Package H. Dimensions in mm. Note: Pins 1 and 4 are internally connected 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. (c) 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. 2/2 |
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