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

Rev.1.5 Nov.11, 2019

AX6613



BLOCK DIAGRAM

-

+

VIN

VOUT

GND

Error

Amp

EN

VCNTL

Soft-Start

And

Control Logic

Power -ON

Reset

Current

Limit

Enable

Thermal

Shutdown

Bandgap

FB

POK

Delay

POK

-

+

UV

0.4V

90%

Vref

N-MOSFET

90



PIN ASSIGNMENT

The packages of AX6613 are SOP-8L-EP, SOT-23-6L and TDFN-8L; the pin assignment is

given by:

( Top View)

1

2

3

4

8

7

6

5

NC

VOUT

SOP-8L-EP

AX5913

GND

FB

EN

POK

VIN

VCNTL

GND

( Top View)

EN

VIN VCNTL

VOUT

GND

1

2

3

4

5

SOT-23-6L

6

FB

TDFN-8L (2*2)

VOUT

POK

VIN

1

2

3

4

5

6

EN

NC

FB

(TOP VIEW)

7

8

VCNTL

GND

GND

Name

Description

GND

GND pin

FB

Feedback pin

VOUT

IC power supply pin

EN

Internal Pull High.

EN=high or Floating  Enable

EN=Low  Shutdown mode

POK

Power OK Output Pin

VCNTL CNTL Pin Input Voltage

VIN

Input Voltage

NC

No connect