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LA5744TP 数据表(PDF) 1 Page - ON Semiconductor |
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LA5744TP 数据表(HTML) 1 Page - ON Semiconductor |
1 / 5 page 42007 MS PC 20070420-S00001 / 11707 MS PC 20061204-S00012 No.A0647-1/5 http://onsemi.com Semiconductor Components Industries, LLC, 2013 August, 2013 LA5744TP Overview The LA5744TP is a separately-excited step-down switching regulator (variable type). Functions • High efficiency. • Time-base generator (300kHz) incorporated. • Current limiter incorporated. • Thermal shutdown circuit incorporated. • Soft start circuit incorporated. Specifications Maximum Ratings at Ta = 25 °C Parameter Symbol Conditions Ratings Unit Input voltage VIN 30 V Maximum output current IO max 2A SW pin application reverse voltage VSW -1 V Allowable power dissipation Pd max Mounted on a circuit board.* 1.1 W Operating temperature Topr -30 to +125 °C Storage temperature Tstg -40 to +150 °C * Specified circuit board : 76.1 ×114.3×1.6mm3, glass epoxy. Recommended Operating Conditions at Ta = 25 °C Parameter Symbol Conditions Ratings Unit Input voltage range VIN 4.5 to 28 V Monolithic Linear IC Separately-Excited Step-Down Switching Regulator (Variable Type) Ordering number : ENA0647A Stresses exceeding Maximum Ratings may damage the device. Maximum Ratings are stress ratings only. Functional operation above the Recommended Operating Conditions is not implied. Extended exposure to stresses above the Recommended Operating Conditions may affect device reliability. |
类似零件编号 - LA5744TP |
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类似说明 - LA5744TP |
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