RT5744 datasheet(15/38 Pages) RICHTEK

15 / 38 page

RT5744/RT5746

is a registered trademark of Richtek Technology Corporation.

DS5744/DS5746-00

November

2023

www.richtek.com

VIN = 3.8V, VOUT = 0.8V, IOUT = 0.01A to 1.5A

(tR = tF = 500ns)

VOUT

offset 1.125V

(20mV/Div)

IOUT

(1A/Div)

Time (40

s/Div)

Load Transient Response

L = 0.33

H (DFE201612E-R33M=P2),

COUT = 22Fx2, Auto mode

L = 0.33

H (DFE201612E-R33M=P2),

COUT = 22Fx2, Auto mode

VOUT

offset 0.9V

(20mV/Div)

IOUT

offset 0.1V

(1A/Div)

Time (40

s/Div)

Load Transient Response

VIN = 3.8V, VOUT = 0.8V, IOUT = 0.1A to 1.8A

(tR = tF = 1s)

IOUT = 0.01A to 0.8A (tR = tF = 1s), L = 0.33H

(DFE201612E-R33M=P2

VOUT

offset 0.8V

(10mV/Div)

IOUT

(400mA/Div)

Time (40

s/Div)

Load Transient Response

VIN = 3.8V, VOUT = 0.8V

COUT = 22Fx2,

Auto mode

L = 0.33

H (DFE201612E-R33M=P2),

COUT = 22Fx2, FCCM mode

VOUT

offset 0.8V

(40mV/Div)

VIN

offset 3V

(300mV/Div)

Time (50

s/Div)

Line Transient Response

VIN = 3V to 3.6V (tR = tF = 10s), VOUT = 0.8V,

IOUT = 100mA

VOUT

(200mV/Div)

IOUT

(4A/Div)

VEN

(2V/Div)

VPG

(2V/Div)

Time (100

s/Div)

Power On from EN

IOUT = 4A, COUT = 22Fx2,

Auto mode

VIN = 3.6V, VOUT = 0.8V

L = 0.33

H (DFE201612E-

R33M=P2

VIN = 3.6V, VOUT = 0.8V,

L = 0.33

H (DFE201612E-

R33M=P2)

VEN

(2V/Div)

VOUT

(200mV/Div)

IOUT

(4A/Div)

VPG

(2V/Div)

Time (5

s/Div)

Power Off from EN

IOUT = 4A, COUT = 22Fx2,

Auto mode

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