Datasheet

TYPE OF PRODUCT
SPECIFICATION
AND
PERFORMANCE
KR455KLW5B
廣順科技股份有限公司
KEYSEG TECHNOLOGY CORP. 4/4
5-7.
Resistance
to Solder
Heat
D
ip the resonator te
r
minals no closer than 2 mm into
the solder bath 260℃±5℃for 10±1 sec; Then release
the resonator into the room temperature for 1 hour
prior to the measurement﹒
It shall fulfill the
specifications in table 1。
5-8.
Solder
Ability
Dip the resonator terminals no closer than 2 mm
into the solder bath at 235℃± 5℃ for 3±0.5 sec.﹒
more than 95％of the terminal surface of the
resonator shall be covered with fresh solder。
More than 95% of the
terminal surface of the
resonator shall be covered
with fresh solder.
5-9.
Lead Fatigue
1)
Pulling Test
Weight along with the direction of terminals without
any shock 0.5kg for 10±1sec.。
2)
Bending Test
Lead shall be subject to withstand against 90 degree
bending at its stem•This operation shall be done
towards both direction。
The resonator shall show
no evidence of damage
and shall fulfill all the
initial electric
characteristics.
Table 1
Item Specification
Oscillation Frequency Change
△F/Fosc≦(+0.2/-0.4)％max.
Resonator Impedance
△Ro≦5Ω
6. Review Of Specification
When something get doubtful with this specifications，we shall jointly work to get an
agreement。