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RT2517A Datasheet(PDF) 4 Page - Richtek Technology Corporation |
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RT2517A Datasheet(HTML) 4 Page - Richtek Technology Corporation |
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4 / 11 page  RT2517A 4 DS2517A-00 March 2014 www.richtek.com © Copyright 2014 Richtek Technology Corporation. All rights reserved. is a registered trademark of Richtek Technology Corporation. Absolute Maximum Ratings (Note 1) Supply Voltage, VIN ------------------------------------------------------------------------------------------------------ −0.3V to 7V Other Pins ------------------------------------------------------------------------------------------------------------------- −0.3V to 6V Power Dissipation, PD @ TA = 25 °C VDFN-8AL 3x3 ------------------------------------------------------------------------------------------------------------- 1.667W Package Thermal Resistance (Note 2) VDFN-8AL 3x3, θJA -------------------------------------------------------------------------------------------------------- 60°C/W VDFN-8AL 3x3, θJC ------------------------------------------------------------------------------------------------------- 7°C/W Lead Temperature (Soldering, 10 sec.) ------------------------------------------------------------------------------- 260 °C Junction Temperature ----------------------------------------------------------------------------------------------------- 150 °C Storage Temperature Range -------------------------------------------------------------------------------------------- −65°C to 150°C ESD Susceptibility (Note 3) HBM (Human Body Model) ---------------------------------------------------------------------------------------------- 2kV CDM (Charged Device Model) ------------------------------------------------------------------------------------------ 1kV MM (Machine Model) ----------------------------------------------------------------------------------------------------- 200V Recommended Operating Conditions (Note 4) Supply Input Voltage, VIN ----------------------------------------------------------------------------------------------- 2.2V to 6V Junction Temperature Range -------------------------------------------------------------------------------------------- −40°C to 125°C Ambient Temperature Range -------------------------------------------------------------------------------------------- −40°C to 85°C Electrical Characteristics (VIN = 2.2V to 6V, IOUT = 10 μA to 1A, VADJ = VOUT, −40°C ≤ TA ≤ 85°C, unless otherwise specified) Parameter Symbol Test Conditions Min Typ Max Unit VIN = 3.3V, TA = 25C 1 -- 1 Output Voltage VOUT 2.2V V IN 6V, 10mA I OUT 1A 2.5 -- 2.5 % Shutdown Current ISHDN VIN = 3.3V, VEN = 0V -- 0.1 -- A Quiescent Current IQ VIN = 3.3V, IOUT = 0A -- 0.4 -- mA Line Regulation VLINE IOUT = 10mA -- 0.01 -- %/V Load Regulation VLOAD IOUT = 10mA to 1A, VIN = 3.3V -- 0.5 -- %A Current Limit ILIM VIN = 3.3V 1.05 1.6 -- A Short-Circuit Current ISC VOUT = 0V -- 700 -- mA Current Foldback Threshold VFold VIN = 3.3V -- 0.4 -- V Dropout Voltage VDROP IOUT = 1A -- 150 300 mV ADJ Reference Voltage VADJ VIN = 3.3V, VADJ = VOUT , IOUT = 10mA TA = 25C 1.192 1.2 1.216 V ADJ Current IADJ VIN = 3.3V -- 20 -- nA f = 100Hz, IOUT = 1A -- 58 -- Power Supply Rejection Ratio PSRR f = 10kHz, IOUT = 1A -- 37 -- dB Output Noise Voltage eNO COUT = 10F -- 27 x VOUT -- VRMS |
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