RT8092BAGWSC datasheet(8/27 Pages) RICHTEK

8 / 27 page

RT8092

DS8092-03

January 2017

www.richtek.com

is a registered trademark of Richtek Technology Corporation.

Electrical Characteristics

Parameter

Symbol

Test Conditions

Min

Typ

Max

Unit

Input Voltage Start-up

VIN

AVDD and PVIN

2.45

5.5

Input Voltage Range

VIN

IOUT = 2A

2.5

5.5

Quiescent Current

(Normal Mode)

IQ_nor

IOUT = 0mA, no switching, LPM = 0

A

Quiescent Current

(Low Power Mode)

IQ_lpm

IOUT = 0mA, no switching, LPM = 1

A

GNDR Current

IGNDR

IOUT = 0mA, no switching

A

Shutdown Current

ISHDN

EN = GND

A

Adjustable Output Range for

Internal Feedback Network

VOUT

SDA = SCL = High at AVDD power

on, 0x1D.VOUT_BANK[1:0] = 2’b10

1.2

2.8

Output Voltage Accuracy in

Normal Mode

VOUT

VIN = 2.5V to 5.5V, 0A < IOUT < 2.7A

2

Absolute Maximum Ratings (Note 1)



Supply Input Voltage, PVIN and AVDD ------------------------------------------------------------------------------- 6V



Switch Node DC Rating, LX --------------------------------------------------------------------------------------------- 6V



EN, VOUT, SCL, SDA Voltage -----------------------------------------------------------------------------------------

−0.3V to 6V



Power Dissipation, PD @ TA = 25

°C

WL-CSP-15B 1.2x2 (BSC) --------------------------------------------------------------------------------------------- 1.92W

WQFN-14L 3.5x3.5 ------------------------------------------------------------------------------------------------------- 3.33W



Package Thermal Resistance (Note 2)

WL-CSP-15B 1.2x2 (BSC),

θJA ---------------------------------------------------------------------------------------- 51.9°C/W

WQFN-14L 3.5x3.5,

θJA ------------------------------------------------------------------------------------------------- 30°C/W

WQFN-14L 3.5x3.5,

θJC ------------------------------------------------------------------------------------------------- 7.5°C/W



Junction Temperature ---------------------------------------------------------------------------------------------------- 150

°C



Lead Temperature (Soldering, 10 sec.) ------------------------------------------------------------------------------ 260

°C



Storage Temperature Range --------------------------------------------------------------------------------------------

−65°C to 150°C



ESD Susceptibility (Note 3)

HBM (Human Body Model) --------------------------------------------------------------------------------------------- 2kV

MM (Machine Model) ----------------------------------------------------------------------------------------------------- 200V

Recommended Operating Conditions

(Note 4)



Supply Input Voltage, AVDD and PVIN ------------------------------------------------------------------------------- 2.5V to 5.5V



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

−40°C to 125°C



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

−40°C to 85°C



Input Capacitance --------------------------------------------------------------------------------------------------------- 10

μF



Output Capacitance ------------------------------------------------------------------------------------------------------- 22

μF



Inductance ------------------------------------------------------------------------------------------------------------------ 0.33

μH

(VIN = 3.6V, VOUT = 1V, L = 0.33

μH, CIN = 10μF, COUT = 22μF, TA = 25°C, unless otherwise specification)

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