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RT4813A Datasheet(PDF) 4 Page - Richtek Technology Corporation |
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RT4813A Datasheet(HTML) 4 Page - Richtek Technology Corporation |
4 / 15 page RT4813A Copyright © 2016 Richtek Technology Corporation. All rights reserved. is a registered trademark of Richtek Technology Corporation. www.richtek.com DS4813A-00 April 2016 4 Absolute Maximum Ratings (Note 1) VIN, VINA to GND----------------------------------------------------------------------------------------------------- 0.2V to 6V VOUT to GND ---------------------------------------------------------------------------------------------------------- 6V Power Dissipation, PD @ TA = 25C UQFN-9L 2x2 (FC)---------------------------------------------------------------------------------------------------- 0.89W Package Thermal Resistance (Note 2) UQFN-9L 2x2 (FC), JA----------------------------------------------------------------------------------------------111.5C/W UQFN-9L 2x2 (FC), JC----------------------------------------------------------------------------------------------19.6 C/W Lead Temperature (Soldering, 10 sec.)-------------------------------------------------------------------------- 260C Junction Temperature ------------------------------------------------------------------------------------------------ 150C Storage Temperature Range --------------------------------------------------------------------------------------- 65C to 150C ESD Susceptibility (Note 3) HBM (Human Body Model) ----------------------------------------------------------------------------------------- 2kV MM (Machine Model) ------------------------------------------------------------------------------------------------- 200V Recommended Operating Conditions (Note 4) Input Voltage Range-------------------------------------------------------------------------------------------------- 1.8V to 5.5V Output Voltage Range ----------------------------------------------------------------------------------------------- 1.8V to 5.5V Ambient Temperature Range--------------------------------------------------------------------------------------- 40C to 85C Junction Temperature Range -------------------------------------------------------------------------------------- 40C to 125C Electrical Characteristics (VIN = 3.6V, TA = 25C, unless otherwise specified) Parameter Symbol Test Conditions Min Typ Max Unit Under Voltage Lockout Rising Threshold VUVLOR 1.6 1.7 1.8 V Under Voltage Lockout Falling Threshold VUVLOF 1.5 1.6 1.7 V FB Voltage VFB CCM 0.495 0.5 0.505 V VOUT Voltage (I2C) VOUT CCM 1 0 1 % Shutdown Current ISHDN EN = 0V, -- 0.1 2 A Quiescent Current Close loop, no load -- 120 -- A Pre-Charge Current IPre -- 1 -- A Switching Frequency fSW VOUT VIN > 1V, CCM -- 0.5 -- MHz Valley Current Limit IOC -- 6 -- A High Side Switch RON VIN = VINA = 5V -- 43 55 m Low Side Switch RON VIN = VINA = 5V -- 26 35 m FB Pin Input Leakage IFB 1 -- 1 A Leakage of SW ISW -- -- 5 A |
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