4/11

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

Rev.2.0 Nov.16, 2011

AX6604/5



ABSOLUTE MAXIMUM RATINGS (at TA=25°C)

Characteristics

Symbol

Rating

Unit

VIN Pin Voltage

VIN

GND - 0.3 to + 6.5

V

Output Current

IOUT1+IOUT2

700

mA

Output Voltage

VOUT1 /VOUT2

GND - 0.3 to VIN + 0.3

V

Enable Voltage

EN1/EN2

GND - 0.3 to VIN + 0.3

V

Power Dissipation

PD

250

mW

Storage Temperature Range

TST

-40 to +150

°C

Operating Temperature Range

TOP

-40 to +85

°C

Junction Temperature

TJ

-40 to +125

°C

Thermal Resistance from Junction to case

θJC

180

°C/W

Thermal Resistance from Junction to ambient

θJA

250

°C/W

Note: θJA is measured with the PCB copper area of approximately 1 in2(Multi-layer). That need connect to GND pin.



ELECTRICAL CHARACTERISTICS TA=25°C (unless otherwise noted)

Characteristics

Symbol

Conditions

Min Typ Max Units

Input Voltage

VIN

(Note1)

2.5

-

6

V

Output Voltage Accuracy

ΔVOUT

IOUT=1mA,VIN=5V,

VOUT >2.0V

-2

-

+2

%

IOUT=1mA,VIN=5V,

VOUT ≦2.0V

-0.04 -

0.04

V

Quiescent Current

(Per channel)

ICC

IOUT1,2=0mA, VIN=5V

-

60

-

μA

Dropout Voltage

VDROP

IOUT=200mA,

Vo=Vo-2%

VOUT=1.50V

- 1000 1200

mV

VOUT=1.80V

-

700 900

VOUT>2.50V

-

300 400

Current Limit (Note 2)

ILIMIT

VIN=VOUT(T)+1.0V,

VEN=VIN

250

-

-

mA

Short Circuit Current

Ishort

VOUT<1.0V, each channel

-

150

-

mA

Line Regulation

ΔVLINE

IOUT =1mA,

VIN=VOUT+1V to 6.0V

-

0.2 0.3

%/V

Load Regulation (Note 3)

ΔVLOAD

IOUT=1~100mA,

VIN=VOUT+1V

-

0.01 0.03 %/mA

Ripple Rejection

PSRR

F=120Hz, ,IOUT =30mA

-

60

-

dB

Output Voltage Temperature

Coefficient

IOUT=30mA (Note 4)

- ±100 - PPM/°C

Enable Input Threshold

VENH

2.0

-

-

V

VENL

-

-

0.8

Shutdown Current

ISD

IOUT1,2=0mA,VIN=5V,

VEN1,2=0V

-

1

2

μA

Thermal Shutdown

Temperature

TST

-

150

-

°C

Thermal Shutdown Hysterisis

TSH

-

40

-

°C