Pressure sensor

Gauge pressure transmitters for SMT

ASR series

Preliminary data sheet

AS SEN PD TD

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 electronic for non-linearity and

temperature error compensation

Miniaturized SMD hybrid package

(4.3 mm x 7.8mm x 3.5 mm)

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

Pressure ranges up to 1.6 bar (23.2 psi)

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.

Pressure Feed ..........................................................................................................9

6.

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

7.

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

8.

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

9.

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

10. Packaging...............................................................................................................12

11. Reflow Soldering ....................................................................................................13

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

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