DIO7495

Version 1.2, Jul 2025

www.dioo.com

© 2025 Dioo Microcircuits Co., Ltd. Jiangsu

4

6. Electrical Characteristics

VIN = 2.5 V to 5.5 V; typical values are at VIN = 5 V and TA = 25°C, unless otherwise noted.

Symbol

Parameter

Test Conditions

Min Typ Max Unit

Basic operation

VIN

Input voltage

2.5

5.5

V

IQ(OFF)

Off supply current

VEN = GND, VOUT = Open

0.5

2

µA

ISD(OFF)

Shutdown current

VIN = 5.5 V, VOUT = 0 V, VEN = GND

0.5

2

µA

IQ

Quiescent current

IOUT = 0 mA

65

100

µA

RON

On resistance

VIN = 5.0 V, IOUT = 1 A

70

mΩ

VIN = 3.7 V, IOUT = 1 A

75

VIN = 5.0 V, IOUT = 1.5 A

70

mΩ

VIH

EN input logic HIGH

voltage

VIN = 2.5 V to 5.5 V

0.8

V

VIL

EN input logic LOW

voltage

VIN = 2.5 V to 5.5 V

0.35

V

VIL_FLAG

FLAGB output logic

LOW voltage

VIN = 5 V, ISINK = 10 mA

0.1

0.2

V

VIN = 2.5 V, ISINK = 10 mA

0.15

0.3

IFLAGB_LK

FLAGB output HIGH

leakage current

VIN = 5 V, switch on

1

µA

IEN

En input leakage

VEN = 0 V to VIN

1

µA

REN_PD

Pull-down resistance at

EN pin

VIN = 2.5 to 5.5 V, VEN = HIGH

18

MΩ

Over-voltage protection

VOUT_OVP

Output OVP lockout

VOUT rising threshold

5.5

5.8

6

V

VOUT falling threshold

5.7

VOUTOVP_HYS Output OVP hysteresis

VOUT falling threshold

0.1

V

tOVP (2)

OVP response time

IOUT = 0.5 A, CL = 1 µF, TA = 25°C,

VOUT from 5.5 V to 6.0 V

0.2

μs

Over-current protection

ILIM

Current limit

VIN = 5 V, RSET = 20 kΩ,

VOUT = 1.68 to 5 V with 15% accuracy(1)

43

50

58

mA

VIN = 5 V, RSET = 2 kΩ,

VOUT = 1.68 to 5 V with 10% accuracy(1)

450

500

550

VIN = 5 V, RSET = 1 kΩ

VOUT = 1.68 to 5 V with 10% accuracy(1)

907

1008 1109

VIN = 5 V, RSET = 402 Ω,

VOUT = 1.68 to 5 V, with 10% accuracy(1)

2250 2500 2750

VUVLO

Under–voltage lockout

VIN increasing

2.4

V

VIN decreasing

2.2