lt1270a Linear Technology Corporation, lt1270a Datasheet
lt1270a
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lt1270a Summary of contents
Page 1
... AN-19 contains a comprehensive discussion of both the LT1070 and the external components used with it, as well as complete formulas for calculating the values of these components. AN-19 can also be used for the LT1270A/LT1270 by factoring in the higher switch current rating and higher operating frequency. A comprehensive CAD program called SwitcherCad is also available. Contact the local sales office in your area or the factory direct ...
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... U W Supply Voltage ....................................................... 30V Switch Output Voltage ............................................ 60V Feedback Pin Voltage (Transient, 1ms) ................ 15V Operating Junction Temperature Range LT1270AC/LT1270C (Oper.)................ 125 C LT1270AC/LT1270C (Short-Ckt) ......... 140 C Storage Temperature Range ................ – 150 C Lead Temperature (Soldering, 10 sec)................ 300 C ELECTRICAL CHARACTERISTICS SYMBOL PARAMETER V ...
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... 0.05V IN MAX MAX switch current is given by I 8.33 (1.7 – DC) for the LT1270A. Note 3: Minimum current limit is reduced by 0.5A at 125 C. 100 C test limits are guaranteed by correlation to 125 C tests HARA TERISTICS C 80 100 LT1270 • TA03 LT1270A/LT1270 = V , switch pin open, unless otherwise noted. ...
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... LT1270A/LT1270 TYPICAL APPLICATIO S U Boost Converter (5V to 12V MBR1020 12V, 2A LT1270 10. GND V C 1000 F 25V 1k 1.24k + 1 F PULSE ENGINEERING #PE-92116 LT1270 • TA05 + C3 100 F* OPTIONAL INPUT FILTER –20V PACKAGE DESCRIPTIO 0.380 – 0.420 (9.652 – 10.668) 0.139 – ...