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

Rev.1.4 Sep.27, 2019

AX2020



BLOCK DIAGRAM

V25

GATE

DRIVER

Driver

+

-

+

-

DIM

BUFFER

VIN

CSN

DIM

2.5V

UVLO

COMPARATOR

CS

COMPARATOR

GND

SW

70µ

130mV



PIN ASSIGNMENT

The package of AX2020 is SOT89-5L; the pin assignment is given by:

SOT89-5L

(Top View)

3

2

1

5

4

SW

GND

DIM

CSN

VIN

AX2020

GND

Name

Description

SW

Switch Output. SW is the output of

the internal driver switch.

GND

Signal and power ground. Connect

directly to ground plane.

DIM

Logic level dimming input. Drive

DIM low to turn off the current

regulator. Drive DIM high to enable

the current regulator.

CSN

Current sense input

VIN

Input Supply Pin. Must be locally

bypassed.



ORDER/MARKING INFORMATION

Order Information

Top Marking

AX2020 XX X

Package Type

Packing

Blank : Tube

A : Taping

F5: SOT89-5L

2

Part number

ID code: internal

WW: 01~26 (A~Z)

27~52 (a~z)

Year: 8=2018

9=2019

B=2020

C=2021

D=2022

WX

0 2 0

Y

:

Z=2044