Pressure sensors

Barometric pressure transmitters for SMT

ASB series

Preliminary data

AS SEN PD

2011-05-02

Please read Cautions and warnings and

Page 2 of 16

Important notes at the end of this document

.

Description

Pressure sensor transmitters based on

piezoresistive silicon pressure dies

On board compensation circuit for non-linearity

and temperature error

Miniaturized SMD hybrid package

(4.3mm x 4.3mm x 2.4mm)

Features

Analog ratiometric interface with adjustable

output limits (clipping) or digital 14 bit I²C

interface

Diagnosis functions like loss of Vdd/Vss,

bridge connections and short cuts

High immunity against electromagnetic

influences

Plastic free surface mount technology for

reflow soldering

Conforming to RoHS Directive

Options

Other output characteristics and / or rated

pressure ranges upon request

Table of Contents

1.

Technical Data .........................................................................................................3

2.

Analog Output (VR/V1) ............................................................................................4

3.

Digital Output – I²C (D5) ..........................................................................................5

4.

Total Error (Temperature Error Multiplier) ................................................................9

5.

Board Layout (Recommendation) .............................................................................9

6.

Reliability Testing ...................................................................................................10

7.

Product Key ............................................................................................................11

8.

Ordering Codes ......................................................................................................11

9.

Packaging...............................................................................................................12

10. Reflow Soldering ....................................................................................................13

Symbols and terms........................................................................................................14

Cautions and warnings ..................................................................................................15