Tel : +44 118 979 1238
Fax : +44 118 979 1283
Email: info@actcrystals.com
6.Reliability Test
6.1 Life Test
Item
Test Condition
Limit
Tstg Max.(85°C),500h
High Temperature Exposure
High Temperature Operation
Topr Max.( 70°C),DC 0.5V
Δfo≤±0.5%
(In or Out),500h
(Δfo: Deviation of centre
frequency fo)
Tstg Min.( -55°C),500h
Ta=60°C,RH=90%,500H
Low Temperature Exposure
Moisture Resistance
6.2 Environmental Test
Item
Test Condition
Limit
(-20°C 30min. → 25°C 5min. → 80°C
30min. →25°C 5min.), 5cycles
TCT
Same as 6.1
More than 95% of total area
of the pins should be covered
with solder
Immerse the pins in melt solder at 230±5
Soldering
°C for 5 seconds.
Heat Resistivity for
Melt Solder
Set on PC board, immerse in melt solder
Same as 6.1
at 260±5°C for 6±2 seconds.
6.3 Mechanical Test
Item
Test Condition
Limit
Drop
On maple plate from 1m high,3times.
Lead Bend
π / 2 rad bending, with 4.4N weight,2 times.
Same as 6.1
After bending lead parallel to heater base, pull with 9.8N force
for 1 minute.
Lead Pull
In keeping with our ongoing policy of product evolvement and improvement, the above specification is subject to change without notice.
ISO9001: 2000 Registered - Registration number 6830/2
For quotations or further information please contact us at:
3 The Business Centre, Molly Millars Lane, Wokingham, Berks, RG41 2EY, UK
http://www.actcrystals.com
Issue : 1 C1
Date : SEPT 04
ACT [ ADVANCED CRYSTAL TECHNOLOGY ]
