APR348

Document number: DS42016 Rev. 5 - 2

4 of 9

www.diodes.com

March 2021

© Diodes Incorporated

APR348

Electrical Characteristics (@VCC = 5V, TA = -40°C < TA < +85°C, unless otherwise specified.)

Symbol

Parameter

Condition

Min

Typ

Max

Unit

Supply Voltage ( VCC Pin)

VLDO_DISABLE

VCC LDO Disable Threshold at VCC

Falling

—

4.25

4.55

4.85

V

VLDO_ENSABLE

VCC LDO Enable Threshold at VCC

Rising

—

4.35

4.65

4.95

V

VLDO_HYS

LDO Operating Hysteresis at VCC Pin

—

—

100

—

mV

Supply Linear Regulator (VDD Pin)

VDD

Internal Power Supply

VCC = 12V, VDET = 12V

5

5.5

6

V

VCC = 3V, VDET = 12V

5.3

5.9

6.5

V

ISTARTUP

VDD Startup Current

VCC = 0,

VDET = VDD = VDD_ST - 0.1V

—

125

160

µA

VDD_ST

VDD Startup Voltage

—

3.55

3.75

3.95

V

VDD_UVLO

VDD UVLO Voltage

—

3.30

3.50

3.70

V

VUVLO HYSTERESIS

UVLO Hysteresis

—

—

0.25

—

V

IQ_VDD

Quiescent Current

VDD = 5.5V, VCC = 0

—

170

220

µA

Synchronous Rectification MOSFET Sense (VDET Pin)

VTHON

Gate Turn-On Threshold

Voltage at VDET Pin

-130

-90

-60

mV

VFWD

Gate Regulation Voltage

Voltage at VDET Pin

-55

-45

-35

mV

VTHOFF

Gate Turn-Off Threshold

Voltage at VDET Pin

—

-7

0

mV

Gate Driver (DRISR Pin)

VDRISR(High)

Synchronous Rectification Drive Voltage

High

—

VDD - 0.1

—

—

V

VDRISR(Low)

Synchronous Rectification Drive Voltage

Low

IG_LOAD = 100mA, VDD = 5V

—

70

140

mV

tDON

Turn-On Delay Time

CLOAD = 2.2nF

—

30

60

ns

tDOFF

Turn-Off Propagation Delay Time

CLOAD = 2.2nF

—

25

45

ns

tON_MIN

Minimum On-Time

—

0.8

1.2

1.6

µs

ISOURCE

Maximum Source Current (Note 9)

—

—

0.6

—

A

ISINK

Maximum Sink Current (Note 9)

—

—

3.5

—

A

Rg

Pull-Down Impendent

IG_LOAD = 100mA, VDD = 5V

—

0.7

1.4

Ω

Note:

9. These parameters are guaranteed by design and characterization.