
Crystal unit
Specifications for C-2-TYPE (characteristics)
Specifications for C-TYPE (characteristics)
C-2-TYPE/C-TYPE
Photolithography finished allows uniform and stable
performance.
Excellent shock resistance and environmental capability.
Respond to an extensive range of frequency, from 20 kHz
to 165 kHz, and 307.2 kHz.
Item
Nominal frequency range
Temperature range
Maximum drive level
Soldering condition (lead part)
Frequency tolerance (standard)
Peak temperature (frequency)
Temperature coefficient (frequency)
Load capacitance
Series resistance
Motional capacitance
Shunt capacitance
Insulation resistance
Aging
Shock resistance
Symbol
f
TSTG
TOPR
GL
TSOL
f/f
θT
a
CL
R1
C1
C0
IR
fa
S.R.
Specifications
20.000 kHz to 165.000 kHz,
307.2 kHz
-20 °C to +70 °C
-10 °C to +60 °C
1.0 W Max.
Under +280 °C within 5 s
±20 x 10-6,±50 x 10-6,±100 x 10-6 (307.2 kHz: ±100 x 10-6)
+25 °C ±5 °C
-0.04 x 10-6 / °C
2 Max.
6 pF to
∞
20 kHz
≤ f < 31.2 kHz: 55 k Max.
31.2 kHz
≤ f <
40 kHz: 35 k
Max.
40 kHz
≤ f <
90 kHz: 20 k
Max.
90 kHz
≤ f < 130 kHz: 12 k Max.
130 kHz
≤ f < 165 kHz: 10 k Max.
307.2 kHz:
6 k
Max.
4.0 fF
Max.
2.0 pF
Max.
500
M
Min.
±5 x 10-6 /year
Max.
±5 x 10-6
Max.
Remarks
Please refer to frequency example page 16
Do not heat the package at more than +150 °C
Ta=+25 °C, DL=0.1 W
Please specify
Ta=+25 °C±3 °C, first year
Three drops on a hard board from 750 mm or excitation test with
29400 m/s2 x 0.3 ms x 1/2 sine wave x 3 directions
Storage temperature
Operating temperature
Nominal frequency range
Temperature range
Maximum drive level
Soldering condition (lead part)
Frequency tolerance (standard)
Peak temperature (frequency)
Temperature coefficient (frequency)
Load capacitance
Series resistance
Motional capacitance
Shunt capacitance
Insulation resistance
Aging
Shock resistance
f
TSTG
TOPR
GL
TSOL
f/f
θ T
a
CL
R1
C1
C0
IR
fa
S. R.
35 k
Max.(18 k Typ.)
2.1 fF Typ.
0.9 pF Typ.
32.768 kHz
-20 °C to +70 °C
-10 °C to +60 °C
1.0 W Max.
Under +280 °C within 5 s
±20 x 10-6
+25 °C ±5 °C
-0.04 x 10-6/ °C2 Max.
6 pF to
∞
50 k
Max. (30 k Typ.)
2.0 fF Typ.
0.8 pF Typ.
500 M
Min.
±3.0 x 10-6/year Max.
±5 x 10-6 Max.
50 k
Max. (37 k Typ.)
1.9 fF Typ.
0.7 pF Typ.
1
Ta=+25 °C, DL=0.1 W
Please specify
Ta=+25 °C ±3 °C, first year
Three drops on a hard board from 750 mm
or excitation test with 29400 m/s2 x 0.3 ms
x 1/2 sine wave x 3 directions
Please refer to the external dimensions on page 15.
1 Do not heat the package to more than +150 °C
Storage temperature
Operating temperature
Item
Symbol
C-001R
C-002RX
C-004R
C-005R
Remarks
Please refer to the external dimensions on page 15.
Actual size
CYLINDER LOW/ MEDIUM-FREQUENCY CRYSTAL UNIT
C-001R
C-002RX
C-2-TYPE
C-002RX
C-004R
C-005R
14