15
Specifications (characteristics)
Recommended soldering pattern
External dimensions
(Unit: mm)
(Unit: mm)
1.0
1.8
2.5
0.9
Max.
1.5
0.1
3.2
0.1
1.7
Internal connection
# 1
# 2
# 1
# 2
0.75
1.1
1.8
3.2
A03J
0.9
Max.
1.5
0.1
4.1
0.1
2.3
Internal connection
[ bottom view ]
# 1
# 2
# 1
# 2
0.9
EA03J
FC-135
FC-145
FC-145
FC-135
Do not design any patterns on shaded area.
FC-135/145
High-density mounting-type SMD of 0.9 mm Max. thickness.
Small packaging area and light weight.
Excellent environmental capability.
Most suitable for small communications devices.
Item
Nominal frequency
Storage temperature
Operating temperature
Maximum drive level
Recommended drive level
Frequency tolerance(standard)
Peak temperature(frequency)
Temperature coefficient(frequency)
Load capacitance
Series resistance
Motional capacitance
Shunt capacitance
Insulation resistance
Aging
Shock resistance
Symbol
f
T
STG
T
OPR
GL
DL
f/f
T
a
C
L
R
1
C
1
C
0
IR
fa
S.R.
Specifications
32.768 kHz
-55 C to +125 C
-40 C to +85 C
0.5 W Max.
0.1 W
20 x 10
-6
+25 C 5 C
-0.04 x 10
-6
/ C
2
Max.
9.0 pF, 12.5 pF
70 k Max.
1.7 fF Typ.
1.3 pF Typ.
500 M Min.
3 x 10
-6
/year Max.
8 x10
-6
Max.
Remarks
please contact us for inquiries
about the available frequency
Stored as bare product after unpacking
Ta=+25
C, DL=0.1 W
Please ask tighter tolerance
Please specify
Ta=+25
C 3
C, first year
100 g dummy (Seiko Epson Standard) drop from 1500 mm height
on to the concrete 3 directions 10 times.
THIN SMD LOW FREQUENCY CRYSTAL UNIT
Temperature
range
Actual size
Crystal unit
Product number (please refer to page 1)
Q1 3 FC 1 3 5 x x x x x 0 0
Q1 3 FC 1 4 5 x x x x x 0 0
FC-135
FC-145
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