Crystal Units
Surface Mount Type CX4025SB (CX-4025S)
4.0×2.5mm for Mobile Communications, SRWI
Features
• Reference frequency
for telecommunication systems
• Reflow compatible
• Using ceramic package resulting
in high reliability
• Small and low profile
How to Order
CX4025SB 26000 F0 F L J ZZ
①
②
③ ④ ⑤⑥ ⑦
①Code
②Typical
Frequencies
Code Freq.(kHz)
12000
12000.000
13000
13000.000
16000
16000.000
20000
20000.000
③Load
Capacitance
F0
10pF
④Frequency
Stability
1010
-6
F
⑤Operating
Temperature Range
L
30°C
to
85°C
⑥Frequency
Temperature Stability
J
1510
-6
Applications
• Mobile Communications, Bluetooth,
Wireless LAN
Code
26000
32000
40000
Freq.(kHz)
26000.000
32000.000
40000.000
*Please inquire about frequencies other than the above.
Pb Free
RoHS Compliant
Specifications
Items
Frequency Range
Overtone Order
Frequency Tolerance
Frequency Temp. Characteristics
Symbol
f
_nom
OT
f
_tol
f
_tem
R1
DL
CL
T
_use
T
_stg
Specification
12000 to 40000
Fundamental
10
15
Table 1
Table 2
10
30
to
85
40
to
85
Units
kHz
––––
10
-6
10
-6
ohm
W
pF
°C
°C
@ 25°C
Remarks
ref.@ 25°C Over Operating Temp. Range
⑦Special
ZZ
Custom Specification
Motional Series Resistance
Level of Drive
Load Capacitance
Operating Temp. Range
Storage Temp. Range
* Please inqurie about specifications other than the above.
Table1 Motional Series Resistances
Frequency Range
12000 to 19999kHz
20000 to 40000kHz
Motional Series Resistance
80
50
Units
ohm
Table2 Level of Drive
Frequency Range
12000 to 40000kHz
Level of Drive
10 (100 max.)
Units
W
Dimensions
4.00.2
#4
#3
2.50.2
(Unit : mm)
Recommended Land Pattern
(Unit : mm)
4-R0.2
0.750.1
1.6
0.45
2.75
#1
#2
2
0.7
#1
#2
0.9
CONNECTION
#4 (TOP VIEW) #3
HOT
GND
1.4
3.0
1.4
#4
1.0
#3
1.0
HOT
#1
GND
#2
GND needs to be
connected to the case.
- 38 -
1.15
1.15