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RT8011 Datasheet(PDF) 6 Page - Richtek Technology Corporation |
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RT8011 Datasheet(HTML) 6 Page - Richtek Technology Corporation |
6 / 17 page RT8011/A 6 DS8011/A-00 August 2006 www.richtek.com Absolute Maximum Ratings (Note 1) Supply Input Voltage, VDD, PVDD ---------------------------------------------------------------------------- −0.3V to 6V LX Pin Switch Voltage -------------------------------------------------------------------------------------------- −0.3V to (PVDD+ 0.3V) Other I/O Pin Voltages ------------------------------------------------------------------------------------------- −0.3V to (VDD + 0.3V) LX Pin Switch Current -------------------------------------------------------------------------------------------- 4A Power Dissipation, PD @ TA = 25 °C MSOP-10 ------------------------------------------------------------------------------------------------------------ 467mW WDFN-10L 3x3 ----------------------------------------------------------------------------------------------------- 909mW WDFN-8L 3x3 ------------------------------------------------------------------------------------------------------ 909mW Package Thermal Resistance (Note 4) MSOP-10, θJA ------------------------------------------------------------------------------------------------------ 214°C/W WDFN-10L 3x3, θJA ----------------------------------------------------------------------------------------------- 110°C/W WDFN-8L 3x3, θJA ------------------------------------------------------------------------------------------------- 110°C/W Junction Temperature --------------------------------------------------------------------------------------------- 150 °C Lead Temperature (Soldering, 10 sec.) ----------------------------------------------------------------------- 260 °C Storage Temperature Range ------------------------------------------------------------------------------------ −65°C to 150°C ESD Susceptibility (Note 2) HBM (Human Body Mode) -------------------------------------------------------------------------------------- 2kV MM (Machine Mode) ---------------------------------------------------------------------------------------------- 200V Electrical Characteristics (VDD = 3.3V, TA = 25 °C, unless otherwise specified) Parameter Symbol Test Conditions Min Typ Max Units Input Voltage Range VDD 2.6 -- 5.5 V Feedback Voltage VFB 0.784 0.8 0.816 V Active , VFB = 0.78V, Not Switching -- 460 -- μA DC Bias Current Shutdown -- -- 1 μA Output Voltage Line Regulation VIN = 2.7V to 5.5V -- 0.04 -- %/V Output Voltage Load Regulation 0A < ILOAD < 2A -- 0.25 -- % Error Amplifier Transconductance gm -- 800 -- μs Current Sense Transresistance RT -- 0.4 -- Ω Power Good Range -- ±12.5 ±15 % Power Good Pull-Down Resistance -- -- 120 Ω To be continued Recommended Operating Conditions (Note 3) Supply Input Voltage ---------------------------------------------------------------------------------------------- 2.6V to 5.5V Junction Temperature Range ------------------------------------------------------------------------------------ −40°C to 125°C Ambient Temperature Range ------------------------------------------------------------------------------------ −40°C to 85°C |
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