RT6220 datasheet(11/20 Pages) RICHTEK

11 / 20 page

RT6220

DS6220-11 July 2020

www.richtek.com

is a registered trademark of Richtek Technology Corporation.

Time (50

μs/Div)

UVP

VIN = 12V, EN = High

(10V/Div)

VOUT

(1V/Div)

PGOOD

(5V/Div)

Time (50

μs/Div)

OVP

(5A/Div)

VIN = 12V, VOUT = 1.25V, EN = High

VOUT

(1V/Div)

PGOOD

(5V/Div)

VIN

(10V/Div)

VIN = 12V, EN = High, VOUT = 1V, COUT = 4 x 22

μF,

Time (50

μs/Div)

Load Transient Response

(20V/Div)

(5A/Div)

VOUT

(20mV/Div)

L = 1.2

μH, IOUT = 0.6A to 6A @ 2.5A/μs

No Load, VIN = 12V

Time (500

μs/Div)

Power Off Through EN

PGOOD

(5V/Div)

VOUT

(1V/Div)

(5V/Div)

VCC

(5V/Div)

Time (50

μs/Div)

Load Transient Response

(20V/Div)

(5A/Div)

VOUT

(200mV/Div)

VIN = 12V, EN = High, VOUT = 5V, COUT = 3 x 22

μF,

L = 2.2

μH, IOUT = 0.6A to 6A @ 2.5A/μs

Time (50

μs/Div)

Load Transient Response

(20V/Div)

(5A/Div)

VOUT

(100mV/Div)

VIN = 12V, EN = High, VOUT = 3.3V, COUT = 3 x 22

μF,

L = 2.2

μH, IOUT = 0.6A to 6A @ 2.5A/μs

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