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STRG6651 Datasheet(PDF) 2 Page - Allegro MicroSystems |
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STRG6651 Datasheet(HTML) 2 Page - Allegro MicroSystems |
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2 / 8 page 
STR-G6651 OFF-LINE QUASI-RESONANT FLYBACK SWITCHING REGULATOR 115 Northeast Cutoff, Box 15036 Worcester, Massachusetts 01615-0036 (508) 853-5000 ™ Copyright © 1999, 2000 Allegro MicroSystems, Inc. FUNCTIONAL BLOCK DIAGRAM FEEDBACK & OVER-CURRENT PROTECTION GROUND V IN SOURCE DRAIN Dwg. FK-002-5 0.73 V – – TSD OVER-VOLT. PROTECT R SQ REF. FAULT LATCH 4 1 2 1.45 V UVLO + 5 + 3 DRIVE REG. OSC ALLOWABLE PACKAGE POWER DISSIPATION MAXIMUM SAFE OPERATING AREA 30 20 10 20 60 100 1.5 W 140 LIMITED BY FRAME TEMP. = +125 °C MAX. FREE AIR 27 W 0 TEMPERATURE in °C MOUNTING SURFACE TEMPERATURE Dwg. GK-003-4 0.8 W CONTROLLER 50 5 0.5 0.05 DRAIN-SOURCE VOLTAGE in VOLTS Dwg. GK-004-5 0.15 1.5 15 3.0 10 30 100 300 NO HEAT SINK NATURAL COOLING TA = +25 °C tw = 1 ms SINGLE PULSE 1000 tw = 0.1 m s S IN GL E P UL SE LIMITED BY rDS(on) |
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