LH0070-2H Ver la hoja de datos (PDF) - Linear Technology

Número de pieza

componentes Descripción

Fabricante

LH0070-2H

Precision 10 Volt Reference

Linear Technology 

APPLICATIO CIRCUITS

LT1031/LH0070

Precision DAC Reference with System TC Trim

LT1031

15V IN

OUT

GND

8.87k

1%

1.24k

1%

D1

IN457

50k

TC TRIM*

10k

1%

50k

ROOM TEMP

TRIM

10k

1%

D2

200k

IN457 1%

10.36k

1%

50k

1mA

8.45k

*TRIMS 1mA REFERENCE CURRENT

TC BY ± 40ppm/°C. THIS TRIM

SCHEME HAS VERY LITTLE EFFECT ON ROOM

TEMPERATURE CURRENT TO MINIMIZE ITERATIVE

TRIMMING.

DAC

LT1031 • AC09

EQUIVALENT SCHEMATIC

INPUT

Q3

D1

D2

D3

OUTPUT

R1

Q1

–+

A1

D4

6.3V

R2

Q2

GND

LT1031 • ES01

Information furnished by Linear Technology Corporation is believed to be accurate and reliable.

However, no responsibility is assumed for its use. Linear Technology Corporation makes no represen-

tation that the interconnection of its circuits as described herein will not infringe on existing patent rights.

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