ColibrysVIBRATION - Colibrys - MEMS Accelerometers

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ColibrysVIBRATION Vibration Sensors

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ColibrysVIBRATION The MEMS For Low Frequency Sensing

ColibrysGYRO

ColibrysACCELERATION

ColibrysCUSTOM

VIBRATION SENSOR – AGENDA

Alternative technologies

Applications

Railway technology

Testing

Process control

Vibration Product Family

Architecture

Datasheet

Actual performances

Benchmark with competition

Recommended circuit

Technical support

Tests & qualification + Self-test

A long-term relationship

ColibrysGYRO

ColibrysCUSTOM

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VC SENSORS IS REPLACING PIEZO SOLUTIONS

Three technologies are used for vibration sensing, VC is the newest.

Piezoelectric

(PE)

High bandwidth

High g-range

High temperature

No DC signal

No Self-Test

Piezoresistive

(PR)

DC to medium bandwidth

Medium g-range

High shock

Bad drift

Sensitive to temperature variation

Full Scale not absolute and ratiometric output

Variable Capacitance

(VC)

DC to medium bandwidth

Low to medium g-range

Cost effective

High sensitivity and precision

High accuracy over temperature

High output (full scale)

INNOVATIVE BOGIE MONITORING SYSTEM Colibrys Vibration Sensors qualified by

Siemens to build high-speed trains

RAILWAY TECHNOLOGY

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AUTOMOTIVE TESTING Colibrys MEMS world reference ride quality / durability, vehicle dynamics,

ride & NVH, head rest vibration

TESTING

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VIBRATION MONITORING track in real time frequencies,

overload, vibration and shock

PROCESS CONTROL

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VS PRODUCT FAMILY

VS9000

The trusted partner for the most

demanding applications since 2008

Large frequency response and

performance stability, as well as

low power consumption

VS1000

A new reference for low to medium

frequency MEMS sensing

Highest performance stability and

shock resistance, as well as the

lowest non-linearity and noise

in the marketplace

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WHAT IS INSIDE THE NEW VS1000? MEMS SENSOR

• Optimized frequency

response

• Improved die attach

NEW ASIC

• Improved

bandwidth, non

linearity, noise

• Overload detection

and recovery after

shocks

• Differential output

LCC SUBSTRATE

• Identical

mechanical design

as VS9000

• New pinout

“The new Colibrys ASIC represents a multi-million

dollars project, with approximately 10 full-time top-notch

engineers during 4 years (2012-2015)”

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HOW DOES THE VS1000 WORK?

Functional Block Diagram

ISO 9001, ISO 14001, OHSAS 18001

dC dV Amplifier

ERR

OUTP

TEMP Temperature

t

g

OUTN

MEMS

t

V

Error Self-Test

Reset

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VS1000 PRELIMINARY DATASHEET

Parameter, typical values VS1002 VS1005 VS1010 VS1030 VS1050 VS1100 VS1200 Unit

Full-scale acceleration ± 2 ± 5 ± 10 ± 30 ± 50 ± 100 ± 200 g

Frequency response (±5 %) 250 700 1’000 1‘500 1’500 1’500 1’500 Hz

Non-linearity (full scale) 0.1 0.1 0.1 0.1 0.1 0.1 0.1 %

Noise (in band) 7 17 34 85 150 334 670 µg/√Hz

Scale factor (nominal) 1’350 540 270 90 54 27 13.5 mV/g

Scale factor temperature coefficient 120 120 120 120 120 120 120 ppm/°C

Bias temperature coefficient ±0.2 ±0.5 ±1 ±3 ±5 ±10 ±20 mg/°C

Shock Survivability 6’000 6’000 6’000 6’000 6’000 6’000 6’000 g VS1002, VS1005, VS1010, VS1100 value to be confirmed as well as date of availability

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NEW ASIC 200’000 HZ CLOCK OFFERS

OUTSTANDING FLAT FREQUENCY RESPONSE

0.9

0.92

0.94

0.96

0.98

1

1.02

0 500 1000 1500 2000

Ga

in

Frequency [Hz]

VS9030

VS1030

Frequency response from DC 0Hz up to 1500Hz (Min) @ ±5%

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NEW ASIC OPTIMIZED ARCHITECTURE OFFERS

EXCEPTIONAL TEMPERATURE STABILITY

Scale factor temperature coefficient

(Sz) = 120 ppm/°C (Typ.)

Bias temperature coefficient (So) =

± 0.2 mg/°C (Min/Max) for VS1002.A

-2000

-1500

-1000

-500

0

500

1000

1500

2000

-50 0 50 100

Se

ns

itiv

ity [

µV

/g]

Temperature [°C]

VS9000

VS1000

-20

-15

-10

-5

0

5

10

15

20

-50 0 50 100

Ou

tpu

t at

0g

[m

V]

Temperature [°C]

VS9000

VS1000

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NON-LINEARITY BECOMES ALMOST NONEXISTENT

-0.3

-0.2

-0.1

0

0.1

0.2

0.3

-40 -20 0 20 40

No

n-l

ine

ari

ty [

% F

S]

Acceleration [g]

VS9030

VS1030

Non-linearity = 0.1 % (Typ.) of full scale, under vibrations

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LOWER NOISE FOR

BETTER MEASUREMENTS

Noise in band (Typ.)

VS1002 : 7 μg/√Hz

VS1005 : 17 μg/√Hz

VS1010 : 34 μg/√Hz

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VS1000 & VS9000 PERFORMANCES IMPROVEMENT

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VS1000 : THE NEW REFERENCE IN PERFORMANCE

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RECOMMENDED CIRCUIT

Output signal conditioning

Power Supply

Accelerometer Sensor

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COLIBRYS SUPPORT YOU

Field Application Engineers

(FAE)

Answers to your technical

questions on sensors

Help to your testing &

qualification results

analysis

Help for optimal

electronics components

selection

EACH PRODUCT IS FULLY

TESTED AND QUALIFIED

TO THE STRONGEST

COLIBRYS STANDARDS.

Frequency

response

Non linearity

Bias

calibration

Bias

temperature

coefficient

Scale factor

calibration

Scale factor

temperature

coefficient

Self-test

function

Temperature

sensor

Reset function

POR (Power-

On-Reset)

function

Operating

current

consumption

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SELF-TEST FUNCTION

Self-test signal on the differential acceleration output (frequency: 24 Hz /

amplitude 0.5 g)

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A LONG-TERM RELATIONSHIP

Long-term supply guarantee

Financial back-up by a large

international group

Guarantee of product

performance proved by our

track records

Aerospace grade processes

and tests discipline

Technical expertise

Customized Term &

Conditions

Excellence in Operations and

service

Supply Chain efficiency

Innovation & competitiveness