Reliabilty Test Specification Overview

TEST ITEM

TEST CONDITION

QUANTITY

Neonode Touch Sensor Module:

Low temperature operation test

Ta=-20°C, 96 hrs, Powered On

3

Low temperature storage test

Ta= -40°C, 96 hrs, Power Off

3

Temperature cycling operation test

Ta: 0°C / 65°C, RH: 60%
Cycle time: 60 min, Duration: 20 minutes at each temperature extreme with a 10 minute transition time.
240 cycles in total ; Power On,
Functionality test every 24 hours.

3

Thermal shock

Ta: +85°C to -40°C
Humidity: Off
Duration: 25 minutes at each temperature extreme with a 5 minute transition time.
120 cycles in total
Operation mode: The DUT is powered off during testing.

3

Condensation Test

Ta: +25ºC to +65ºC
RH: 95%
50 cycles, cycle time:30 + 30 min ; Power Off

3

Vibration test 

Wave form : random
Vibration level : 1.0 GRMS
Bandwidth : 10-300 Hz
Cycle: X,Y,Z, 60 min each
Number of cycles: 4
DUT on vibration table: Clamped on 3 positions along sensor module.

3

Shock test

Shock level : 50 G
Waveform : half sine wave, 2 msec
Direction :±X, ±Y, ±Z
One time each direction

3

Pressure Intensity Pressure on surface with a flat ø 10 mm  rod with a force of 10 N. The force should be applied at the center of the PCB. Test for 168 hrs. Power Off3
Contact wear test

Wave form : random
Vibration level : 1.0 GRMS
Bandwidth : 10-300 Hz
Cycle: X,Y,Z, 60 min
Number of cycles: 1
One time each direction
DUT on vibration table: Clamped on 3 positions along sensor module. The FPC is clamped to the table at one position (center). The FFC-connector will not be clamped to the table.

3
Cleansing test

Rubbed 5 times using a piece of cotton soaked with 2-5 ml (depending on size of object).
Apply the solutions below in following order on the same place of the object:
o Denatured alcohol (ethanol 99,5%).
o All purpose cleaning solution containing ammonia (e.g. AJAX Tornado).
o Water.

3
ESD

EN55024
(61000-4-2)
Direct contact discharge: 2,4,8 kV
Indirect contact discharge: 2,4,8 kV
Air discharge: 4,8,16 kV

3




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