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RT8062 Datasheet(PDF) 4 Page - Richtek Technology Corporation |
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RT8062 Datasheet(HTML) 4 Page - Richtek Technology Corporation |
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4 / 11 page  RT8062 4 DS8062-07 November 2012 www.richtek.com © Copyright 2012 Richtek Technology Corporation. All rights reserved. is a registered trademark of Richtek Technology Corporation. Absolute Maximum Ratings (Note 1) Supply Input Voltage, VIN ----------------------------------------------------------------------------------------- −0.3V to 6.5V LX Pin Switch Voltage ---------------------------------------------------------------------------------------------- −0.3V to (VIN + 0.3V) <10ns ------------------------------------------------------------------------------------------------------------------ −5V to 8.5V Other I/O Pin Voltages --------------------------------------------------------------------------------------------- −0.3V to (VIN + 0.3V) LX Pin Switch Current ---------------------------------------------------------------------------------------------- 5A Power Dissipation, PD @ TA = 25 °C SOP-8 (Exposed Pad) -------------------------------------------------------------------------------------------- 1.33W Package Thermal Resistance (Note 2) SOP-8 (Exposed Pad), θJA ---------------------------------------------------------------------------------------- 75°C/W SOP-8 (Exposed Pad), θJC --------------------------------------------------------------------------------------- 15°C/W Junction Temperature ----------------------------------------------------------------------------------------------- 150 °C Lead Temperature (Soldering, 10 sec.) ------------------------------------------------------------------------- 260 °C Storage Temperature Range -------------------------------------------------------------------------------------- −65°C to 150°C ESD Susceptibility (Note 3) HBM (Human Body Model) ---------------------------------------------------------------------------------------- 2kV Electrical Characteristics (VIN = 3.3V, TA = 25 °C, unless otherwise specified) Recommended Operating Conditions (Note 4) Supply Input Voltage ------------------------------------------------------------------------------------------------ 2.7V to 5.5V Junction Temperature Range -------------------------------------------------------------------------------------- −40°C to 125°C Ambient Temperature Range -------------------------------------------------------------------------------------- −40°C to 85°C Parameter Symbol Test Conditions Min Typ Max Unit Feedback Reference Voltage VREF 0.784 0.800 0.816 V Active , VFB = 0.78V, Not Switching -- 460 -- DC Bias Current Shutdown -- -- 10 μA Output Voltage Line Regulation VIN = 2.7V to 5.5V -- 0.1 -- %/V Output Voltage Load Regulation 0A < ILOAD < 2A -- 0.25 -- % Error Amplifier Trans-conductance gm -- 400 -- μA/V Current Sense Trans-resistance RT -- 0.3 -- Ω ROSC = 300k 0.8 1 1.2 Switching Frequency fSW Switching 0.2 -- 2 MHz Logic-High VIH 1.6 -- -- EN Input Voltage Logic-Low VIL -- -- 0.4 V |
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