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

Rev.1.9 Oct.30, 2019

AX3513



ELECTRICAL CHARACTERISTICS

(VIN = VEN=3.6V, TA =25°C, unless otherwise specified)

Characteristics

Symbol

Conditions

Min

Typ

Max Units

Input Voltage Range

VIN

2.5

-

5.5

V

Feedback Voltage

VFB

TA = +25°C

0.588 0.600 0.612

V

-40°C≤TA≤ 85°C

0.582 0.600 0.618

Feedback Bias Current

IFB

VFB=0.65V

-

-

±30

nA

Quiescent Current

ICCQ

VFB=1V

-

250

350

uA

Shutdown Supply Current

ISD

VEN =0V

-

0.1

1

uA

Switching Current Limit

ILIMIT

1.2

1.4

-

A

Line Regulation

△

VOUT/VOUT VIN = 2.5V to 5.5V

-

0.04

0.4

%/V

Load Regulation

△

VOUT/VOUT IOUT = 0.01 to 1A

-

0.5

-

%

Oscillation Frequency

FOSC

SW pin

1.1

1.4

1.7

MHz

R

DS(ON) of P-CH MOSFET

RDSON

VFB = 0V,

IOUT = 0.5A

-

0.3

0.4

Ω

R

DS(ON) of N-CH MOSFET

RDSON

(Note 1)

-

0.25

0.35

Ω

EN pin logic input threshold

voltage

VENL

-

-

0.4

V

VENH

1.5

-

-

EN Pin Input Current

IEN

-

±0.1

±1

uA

Efficiency

EFFI

VIN=5V, VOUT=3.3V,

IOUT=0.5A

-

94

-

%

Thermal shutdown

TDS

-

140

-

°C

Thermal

shutdown Hysteresis

TSH

-

30

-

°C

Note 1: Guaranteed by design.