Tel :
Fax :
email :
0044 (0)118 979 1238
0044 (0)118 979 1283
info@actcrystals.com
ACT3215A SMX
The
ACT3215A
is a miniature surface mount high density Watch Crystal in a metal lid
ceramic package offering light weight and low height. High stability is assured with a
vacuum, within a seam sealed package. It is very suitable for portable equipment and
close component packing density requirements. The product is available taped and
reeled on 3,000 piece reels and is fully RoHS compatible.
Specification
Parameter
Nominal Frequency
Frequency Tolerance @25°C
Frequency v Temperature
Turnover Temperature
Temperature Coefficient
Temp Operating Range
Temp Storage Range
Equivalent Series Resistance
Load Capacitance
Shunt Capacitance
Motional Capacitance
Drive Level
Insulation Resistance
Aging
Reflow
Leakage
Symbol
fo
Δf/fo
Δf/fo
Tm
β
Topr
Tstg
ESR
CL
C0
C1
DL
IR
Fa
Specification
32.768KHz
±20ppm
See Drawing Below
25°C ±5°C
-0.034±0.006ppm / °C
2
max
-40 ~ +85°C
-55 ~ +125°C
70KΩ max
12.5pF (standard)
0.95pF Typical
0.0033pF Typical
1.0μW max
500MΩ @ 100±15V
DC
min
±3ppm max
Please refer to page 2
<1X10
-8
hpa · 1/s
condition
DL 0.1μW
9pF and 7pF available please specify
First year, 25°C ±3°C
Helium leakage
ACT 3215 Material Content
Material Mass Grams
Material Mass Grams
Ag
0.0720
Mo
0.0458
Al2O3
6.7161
Ni
1.0202
Au
0.8505
Pd
0.0001
CaO
0.0275
Si Resin
0.0080
Co
0.5066
SiO2
0.5674
Cr2O3
0.2837
Sn
0.0800
Fe
1.5840
Ti
0.0006
Ge
0.0648
TiO2
0.0732
MgO
0.0366
W
1.4000
Total
13.33676g
In line with our ongoing policy of product evolvement and improvement, the above specification may subject to change without notice
ISO9001:2000 Registered
For quotations or further information please contact us at:
3 The Business Centre, Molly Millars Lane, Wokingham, Berkshire, RG41 2EY, UK
http://www.actcrystals.com
Issue1M4E
13/08/2008
ACT [ ADVANCED CRYSTAL TECHNOLOGY ]
