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 seam sealed metal lid
ceramic package offering light weight and low height. High stability is assured with a vacuum. 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
f/fo
f/fo
Tm
Topr
Tstg
ESR
CL
C0
C1
DL
IR
Fa
Specification
condition
32.768KHz
DL 0.1W
±20ppm
See Drawing Below
25°C ±5°C
-0.034±0.006ppm / °C
2
max
-40 ~ +85°C
-55 ~ +125°C
70K max
12.5pF (standard)
9pF and 7pF available please specify
0.95pF Typical
0.0033pF Typical
1.0W max
500M @ 100±15V
DC
min
±3ppm max
First year, 25°C ±3°C
Please refer to page 2
<1X10
-8
hpa · 1/s
Helium leakage
Marking
y
= Last character of Year (eg 2=2012)
m
= Month
Marking
1
Month
1
2
2
3
3
4
4
5
5
6
6
7
7
8
8
9
9
X Y Z
10 11 12
ACT 3215 Material Content
Material Mass Grams
Material Mass Grams
0.0720
0.0458
Ag
Mo
6.7161
1.0202
Al2O3
Ni
0.8505
0.0001
Au
Pd
0.0275
0.0080
CaO
Si Resin
0.5066
0.5674
Co
SiO2
0.2837
0.0800
Cr2O3
Sn
1.5840
0.0006
Cu
Ti
0.0648
0.0732
Ge
TiO2
0.0366
1.4000
MgO
W
Total
13.33676g
+++
= Lot No,
ym
+++
Example:
27256
July 2012 Lot No 256
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
Issue 4 M4E
23/07/2012
ACT [ ADVANCED CRYSTAL TECHNOLOGY ]
