LTC1798 Series

2

ABSOLUTE

AXI U

RATI GS

PACKAGE/ORDER I FOR ATIO

(Note 1)

ELECTRICAL CHARACTERISTICS

Supply Voltage ....................................................... 13V

Input Voltages .......................................... – 0.3v to 13V

Output Voltages ........................................ – 0.3V to 13V

Output Short-Circuit Duration .......................... Indefinite

Operating Temperature Range

(Note 2) ........................................... – 40

°C to 100°C

Specified Temperature Range ..................... 0

°C to 70°C

Storage Temperature Range (Note 3) ... – 65

°C to 150°C

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

°C

LTC1798CS8

LTC1798CS8-2.5

LTC1798CS8-3

LTC1798CS8-4.1

LTC1798CS8-5

ORDER PART

NUMBER

Consult factory for parts specified with wider operating temperature range.

S8 PART MARKING

1798

179825

17983

179841

17985

1

2

3

4

8

7

6

5

TOP VIEW

DNC*

DNC*

OUT

DNC*

*DNC

IN

**DNC/FB

GND

S8 PACKAGE

8-LEAD PLASTIC SO

* CONNECTED INTERNALLY. DO NOT

CONNECT EXTERNAL CIRCUITRY TO

THESE PINS

** DNC FOR LTC1798-2.5/LTC1798-3/

LTC1798-4.1/LTC1798-5, FB FOR LTC1798

OUTPUT

TEMPERATURE

TEMPERATURE

PACKAGE TYPE

VOLTAGE

RANGE

ACCURACY

COEFFICIENT

SO-8 (S8)

(V)

(

°C)

(%)

(ppm/

°C)

ORDER NUMBER

PART MARKING

2.5

0 to 70

0.15

40

LTC1798CS8-2.5

179825

3

0 to 70

0.15

40

LTC1798CS8-3

17983

4.096

0 to 70

0.15

40

LTC1798CS8-4.1

179841

5

0 to 70

0.15

40

LTC1798CS8-5

17985

Adjustable

0 to 70

0.4

40

LTC1798CS8

1798

AVAILABLE OPTIO S

SYMBOL

PARAMETER

CONDITIONS

MIN

TYP

MAX

UNITS

Input Voltage Range

q

12.6

V

Input Current

FB = OUT for LTC1798

4.0

6.5

µA

q

8.5

µA

Output Voltage (Note 4)

LTC1798, FB = OUT

2.3755

2.385

2.3945

V

LTC1798 ADJ

– 0.4

0.4

%

LTC1798-2.5

2.4963

2.5

2.5037

V

LTC1798-3

2.9955

3

3.0045

V

LTC1798-4.1

4.090

4.096

4.102

V

LTC1798-5

4.9925

5

5.0075

V

LTC1798 All Fixed Options

– 0.15

0.15

%