PJ1085 datasheet(2/7 Pages) ETC

2 / 7 page

PJ1085

3 Amp Low Dropout Positive Voltage Regulator

2-7

2002.rev.A

Unless otherwise specified, Adjust VIN = 2.75V to 12V and Adjust Io = 10mA to 3.0A

Fixed VIN = 4.75V to 12V and Fixed Io = 10mA to 3.0A

Test Conditions

Test Limits

Parameter

Symbol

VIN -VOUT

(4)

Min

Typ

Max

Units

10mA

0.99|Vo|

1.01|Vo|

Output Voltage(1)

Fixed Voltage

Over Temp.

0.98|Vo|

1.02|Vo|

10mA

1.238

1.262

Reference Voltage(1)

Adj Voltage

VREF

Over Temp.

1.225

1.250

1.275

0.015

Line Regulation(1)

(Vin-Vout=3V)

REG(LINE)

10mA

Over Temp.

0.035

0.2

0.05

0.3

Load Regulation(1)

(Vin-Vout=3V)

REG(LOAD)

Over Temp.

0.2

0.4

Dropout Voltage

VREF =1%

1.1

1.3

Current Limit

(Vin-Vout=5V)

IcL

3.2

4.0

Quiescent Current

Fixed Model

Temperature Coefficient

Over Temp.

0.005

%/℃

Adjust Pin Current

IADJ

120

Adjust Pin Current Change

IADJ

0.2

Temperature Stability

500mA

0.5

Minimum Load Current

Adjust Model

Over Temp.

RMS Output Noise(2)

0.003

%Vo

Ripple Rejection Ratio(3)

3.0A

Over Temp.

(1)Low duty cycle pulse testing with Kelvin connections required.

(2)Bandwidth of 10Hz to 10KHz.

(3)120Hz input ripple (CADJ for ADJ) =25μF .

(4)Over Temp.-over specified operating junction temperature range.

ELECTRICAL CHARACTERISTICS

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