DIO69201

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© 2023 DIOO MICROCIRCUITS CO., LTD

DIO69201• Rev. 1.1

Electrical Characteristics

VIN = 12 V, VOUT = 1.2 V, L = 2.2 μH, COUT = 22 μF, TA = 25°C, IOUT = 1 A unless otherwise specified.

Symbol

Parameter

Test Conditions

Min

Typ

Max

Unit

VIN

Input voltage range

4.5

24

V

IQ

Quiescent current

IOUT = 0, VFB = VREF × 105%

140

µA

ISHDN

Shutdown current

EN = 0

5

10

µA

VREF

Feedback reference voltage

0.754

0.765

0.776

V

IFB

FB input current

VFB = VIN

-50

50

nA

RDS(ON)

Top FET RON

120

mΩ

RDS(ON)

Bottom FET RON

70

mΩ

ILIM

Bottom FET valley current limit

2

A

VENH

EN rising threshold

1.5

V

VENL

EN falling threshold

0.4

V

VUVLO

Input UVLO threshold

4.5

V

fSW

Switching frequency

700

kHz

TON

ON time

VIN = 12 V, VOUT = 1.2 V, IOUT = 1 A

200

ns

Min ON time

50

ns

Min OFF time

100

ns

TSS

Soft start time

1

ms

TSD

Thermal shutdown temperature

150

°C

THYS

Thermal shutdown hysteresis

15

°C

Note:

(1) Specifications subject to change without notice.