4/15

Axelite Confidential Materials, do not copy or distribute without written consent.

Rev.1.6 Oct.16, 2019

AX3301



ELECTRICAL CHARACTERISTICS

(VIN = 12V, TA =25°C, unless otherwise specified)

Characteristics

Symbol

Conditions

Min Typ Max Units

Feedback Voltage

VFB

IOUT=0.1A

0.784 0.800 0.816 V

Quiescent Current

ICCQ

VFB=1.2V force driver

off

3

5

mA

Feedback Bias Current

IFB

IOUT=0.1A

-

0.1 0.5

uA

Shutdown Supply Current

ISD

VEN =0V

-

2

10

uA

OCSET pin bias current

IOCSET

110 130 150 uA

Line Regulation

△ VOUT/VOUT

VIN = 5V~24V,

IOUT=0.2A

-

0.6 1.2

%

Load Regulation

△ VOUT/VOUT IOUT = 0.1 to 3A

-

0.3 0.5

%

Oscillation Frequency

FOSC

LX pin

260 330 400 KHz

EN Pin Logic input threshold

voltage

VSH

High (regulator ON)

2.0

-

-

V

VSL

Low (regulator OFF)

-

-

0.8

EN Pin Input Current

ISH

VEN=2.5V (ON)

-

20

-

uA

ISL

VEN=0.3V (OFF)

-

-10

-

uA

LX Rise Time

TLXR

CLX=1000pF

-

45

-

nS

LX Fall Time

TLXF

CLX=1000pF

-

45

-

Efficiency

EFFI

VOUT = 5V

IOUT = 2A

-

92

-

%

IOUT = 3A

-

91

-

Thermal shutdown Temp

TSD

125

°C