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

Rev.1.5 Nov.06, 2019

AX5201



ELECTRICAL CHARACTERISTICS

(VCC = 5V, VOUT=12V, TA=25°C, unless otherwise specified)

Characteristics

Symbol

Conditions

Min Typ Max Units

Operating Supply Voltage

VCC

3

-

20

V

Output Voltage Range

VOUT

3.3

-

32

V

Feedback Voltage

VFB

IOUT=0.1A

0.98 1.00 1.02

V

Feedback Bias Current

IFB

IOUT=0.1A

-

0.1 0.5

uA

Quiescent Current

ICCQ VFB=1.5V force driver off

-

4

6

mA

Shutdown Supply Current

ISD

VEN =0V

-

1

10

uA

Oscillation Frequency

FOSC SW pin

400 500 600 KHz

Line Regulation

VCC =3~0.8*VOUT

-

1

-

%

Load Regulation

IOUT=50m~1A

-

1

-

%

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)

-

-1

-

uA

SS pin Current

ISS

-

8

-

uA

Switching Current Limit

ILIM-sw

2.8 3.0

-

A

Internal MOSFET RDSON

RDSON

VCC=5V

-

40 80

mΩ

VCC=12V

-

30 60

Efficiency

EFFI

VCC=5V

VOUT=12V

IOUT = 0.5A

-

92

-

%

Maximum Duty Cycle

DCMAX VFB=0V

-

85

-

%

Minimum Duty Cycle

DCMIN VFB=1.5V

-

0

-

Thermal shutdown Temp

TSD

- 145 -

°C