RT8128A datasheet(4/15 Pages) RICHTEK | High Efficiency Synchronous Buck PWM Controller

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RT8128A Datasheet(PDF) 4 Page - Richtek Technology Corporation

Part #	RT8128A

Description	High Efficiency Synchronous Buck PWM Controller

Download	15 Pages

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Manufacturer	RICHTEK [Richtek Technology Corporation]

Direct Link	http://www.richtek.com

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RT8128A/C

4

DS8128A/C-03

March 2016

www.richtek.com

©

Copyright

2016 Richtek Technology Corporation. All rights reserved.

is a registered trademark of Richtek Technology Corporation.

Recommended Operating Conditions

(Note 4)



Input Voltage, VIN -------------------------------------------------------------------------------------------------------- 2.5V to 24V



Supply Voltage, VCC ---------------------------------------------------------------------------------------------------- 4.5V to 13.2V



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

−40°C to 125°C



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

−40°C to 85°C

Absolute Maximum Ratings

(Note 1)



VCC to GND ---------------------------------------------------------------------------------------------------------------

−0.3V to 15V



FB, EN to GND ------------------------------------------------------------------------------------------------------------

−0.3V to 6.5V



BOOT to GND

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

−0.3V to 40V

<100ns ----------------------------------------------------------------------------------------------------------------------

−0.3V to 45V



BOOT to PHASE

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

−0.3V to 15V

<100ns ----------------------------------------------------------------------------------------------------------------------

−0.3V to 20V



PHASE to GND

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

−5V to 25V

<100ns ----------------------------------------------------------------------------------------------------------------------

−10V to 30V



UGATE to GND

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

−0.3V to 40V

<100ns ----------------------------------------------------------------------------------------------------------------------

−10V to 45V



UGATE to PHASE

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

−0.3V to 15V

<100ns ----------------------------------------------------------------------------------------------------------------------

−5V to 20V



LGATE to GND

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

−0.3V to 15V

<100ns ----------------------------------------------------------------------------------------------------------------------

−5V to 20V



Power Dissipation, PD @ TA = 25

°C

SOP-8 (Exposed Pad) -------------------------------------------------------------------------------------------------- 3.26W



Package Thermal Resistance (Note2)

SOP-8 (Exposed Pad),

θJA -------------------------------------------------------------------------------------------- 30.6°C/W

SOP-8 (Exposed Pad),

θJC -------------------------------------------------------------------------------------------- 3.4°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

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