RT8205C datasheet(9/28 Pages) RICHTEK

Part #	RT8205C

Description	High Efficiency, Main Power Supply Controllers for Notebook Computers

Download	28 Pages

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Manufacturer	RICHTEK [Richtek Technology Corporation]

Direct Link	http://www.richtek.com

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RT8205A/B/C

9

DS8205A/B/C-06 July 2012

www.richtek.com

©

is a registered trademark of Richtek Technology Corporation.

Recommended Operating Conditions

(Note 4)

Input Voltage, VIN -------------------------------------------------------------------------------------------- 6V to 25V

Junction Temperature Range -------------------------------------------------------------------------------

−40°C to 125°C

Ambient Temperature Range -------------------------------------------------------------------------------

−40°C to 85°C

Absolute Maximum Ratings

(Note 1)

VIN, EN to GND -----------------------------------------------------------------------------------------------

−0.3V to 28V

PHASEx to GND

DC ----------------------------------------------------------------------------------------------------------------

−0.3V to 28V

< 20ns ----------------------------------------------------------------------------------------------------------

−8V

BOOTx to PHASEx ------------------------------------------------------------------------------------------

−0.3V to 6V

ENTRIPx, SKIPSEL, TONSEL, PGOOD, to GND ----------------------------------------------------

−0.3V to 6V

VREG5, VREG3, FBx, VOUTx, SECFB, REF to GND ---------------------------------------------

−0.3V to (VREG5 + 0.3V)

UGATEx to PHASEx

DC ----------------------------------------------------------------------------------------------------------------

−0.3V to (VREG5 + 0.3V)

< 20ns ----------------------------------------------------------------------------------------------------------

−5V

LGATEx to GND

DC ----------------------------------------------------------------------------------------------------------------

−0.3V to (VREG5 + 0.3V)

< 20ns ----------------------------------------------------------------------------------------------------------

−2.5V

Power Dissipation, PD @ TA = 25

°C

WQFN-24L 4x4 ----------------------------------------------------------------------------------------------- 1.923W

Package Thermal Resistance (Note 2)

WQFN-24L 4x4,

θJA ------------------------------------------------------------------------------------------ 52°C/W

WQFN-24L 4x4,

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

To be continued

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