2

LT1083/LT1084/LT1085

108345fe

PARAMETER

CONDITIONS

MIN

TYP

MAX

UNITS

Reference Voltage

1.238

1.250

1.262

V

10mA

1.5V

●

1.225

1.250

1.270

V

Line Regulation

0.015

0.2

%

●

0.035

0.2

%

M Grade: 15V

●

0.05

0.5

%

C, I Grades: 15V

●

0.05

0.5

%

ELECTRICAL CHARACTERISTICS

Power Dissipation ............................... Internally Limited

Input-to-Output Voltage Differential

“C” Grades .......................................................... 30V

“I” Grades ............................................................ 30V

“M” Grades (OBSOLETE)............................ 35V

Operating Junction Temperature Range

“C” Grades: Control Section .................. 0

°C to 125°C

Power Transistor ............... 0

°C to 150°C

“I” Grades: Control Section ............. – 40

°C to 125°C

Power Transistor .......... – 40

°C to 150°C

“M” Grades: (OBSOLETE)

Control Section ............. – 55

°C to 150°C

Power Transistor .......... – 55

°C to 200°C

Storage Temperature Range ................. – 65

°C to 150°C

Lead Temperature (Soldering, 10 sec).................. 300

°C

100% thermal shutdown functional test.

ORDER PART

NUMBER

ORDER PART

NUMBER

LT1083CP

LT1084CP

LT1084CT

LT1084IT

LT1085CT

LT1085IT

T PACKAGE

3-LEAD PLASTIC TO-220

FRONT VIEW

TAB

IS

OUTPUT

3

2

1

ADJ

ADJ

P PACKAGE

3-LEAD PLASTIC TO-3P

FRONT VIEW

TAB IS

OUTPUT

3

2

1

1

2

CASE IS

OUTPUT

BOTTOM VIEW

ADJ

K PACKAGE

2-LEAD TO-3 METAL CAN

ADJ

3

2

1

M PACKAGE

3-LEAD PLASTIC DD

FRONT VIEW

TAB

IS

OUTPUT

3

2

1

OVER BACKSIDE GROUND PLANE OR INTERNAL POWER

PLANE.

DEPENDING ON MOUNTING TECHNIQUE.

LT1083CK

LT1083MK

LT1084CK

LT1084MK

LT1085CK

LT1085MK

LT1085CM

PRECO DITIO I G

The

(Note 1)

OBSOLETE PACKAGE