2/11

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

Rev.1.5 Sep.27, 2019

AX2016



BLOCK DIAGRAM

VCC

SW

Control and

Driver Logic

EN

Reference

1.238V

Soft Start

Current

Sense

Slope

Compensation

Oscillator

1MHz

FB

Error Amplifier

Summing

Comparator

Thermal

Shutdown

Enable

Logic

GND

N-MOS

10ms

300mV

Shutdown

OVP

OV

UVLO



PIN ASSIGNMENT

The package of AX2016 is SOT-23-6L; the pin assignment is given by:

(Top View)

SOT-23-6L

3

2

6

4

1

GND

VCC

SW

OV

5

FB

EN

Name

Description

SW Switch Output Pin

GND Ground Pin

FB

Feedback Pin; Put a Resistor to GND

to Setting the Current

EN

Enable with Dimming Pin; Internal

Floating; Logic High Active

OV

OVP Sense Pin

VCC Power Input Pin