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RT9172N-33GG Datasheet(PDF) 5 Page - Richtek Technology Corporation |
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RT9172N-33GG Datasheet(HTML) 5 Page - Richtek Technology Corporation |
5 / 16 page RT9172 5 DS9172-15 April 2008 www.richtek.com Electrical Characteristics (Limits in standard typeface are for TA = 25°C, unless otherwise specified: VIN = VO(NOM) + 1.0V, IL = 10mA, COUT = 10uF(Electrolytic), VEN = VIN) Param eter Symbol Test Conditions Min Typ Max Units Output Voltage Tolerance -1.5 0 +1.5 % Input Voltage Range VIN 2.25 -- 5.5 V Line Regulation ΔVLINE VOUT + 0.4V < VIN < 5.5V -- 0.35 1 % Load Regulation ΔVLOAD Note 1 -- 0.4 1 % Note 2 -- 0.1 0.4 Note 3 -- 0.1 0.4 Dropout Voltage VDROP IL = 3A -- 400 700 mV Quiescent Current IQ -- 1.2 3 mA Shutdown Supply Current IGSD VEN = 0V -- 0.5 5 μA Peak Output Current IO(PEAK) 3.5 5 -- A Short Circuit Protection Current Limit ILIMIT 3.5 5 -- A Over Temperature Protection Shutdown Threshold TSD Guaranteed by design -- 170 -- °C Thermal Shutdown Hysteresis Guaranteed by design -- 10 -- °C Absolute Maximum Ratings Input Voltage ------------------------------------------------------------------------------------------------------------ 6V Power Dissipation, PD @ TA = 25 °C SOT-223 ----------------------------------------------------------------------------------------------------------------- 0.741W SOP-8 -------------------------------------------------------------------------------------------------------------------- 0.625W TO-263 ------------------------------------------------------------------------------------------------------------------- 2.222W TO-220 ------------------------------------------------------------------------------------------------------------------- 1.820W Package Thermal Resistance (Note 4) SOT-223, θJC ----------------------------------------------------------------------------------------------------------- 23°C/W SOT-223, θJA------------------------------------------------------------------------------------------------------------ 135°C/W SOP-8, θJC -------------------------------------------------------------------------------------------------------------- 45°C/W SOP-8, θJA -------------------------------------------------------------------------------------------------------------- 160°C/W TO-263, θJC ------------------------------------------------------------------------------------------------------------- 7.8°C/W TO-263, θJA ------------------------------------------------------------------------------------------------------------- 45°C/W TO-220, θJC ------------------------------------------------------------------------------------------------------------- 15°C/W TO-220, θJA ------------------------------------------------------------------------------------------------------------- 55°C/W ESD Rating ------------------------------------------------------------------------------------------------------------- 3 kV Storage Temperature Range ---------------------------------------------------------------------------------------- −65°C to 150°C Lead Temperature (Soldering, 10 sec.) --------------------------------------------------------------------------- 260 °C Junction Temperature Range ---------------------------------------------------------------------------------------- −40°C to +125°C To be continued |
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