參數(shù)資料
型號: FC-255
廠商: 愛普生(中國)有限公司
英文描述: Low-Frequency Crystal Unit(Thin SMD)(低頻晶體單元(薄型SMD))
中文描述: 低頻晶體諧振器(薄膜貼片)(低頻晶體單元(薄型貼片))
文件頁數(shù): 1/1頁
文件大?。?/td> 47K
代理商: FC-255
Specifications (characteristics)
Recommended soldering pattern
External dimensions
(Unit: mm)
(Unit: mm)
1.3
2
4.4
0
M
1
5.0 Max
3.2
Internal connection
[ Top View ]
[ bottom view ]
# 1
# 2
# 1
# 2
0.85
EA03J
Crystal unit
FC-255
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
Frequency tolerance(standard)
Peak temperature(frequency)
Temperature coefficient(frequency)
Load capacitance
Series resistance
Motional capacitance
Shunt capacitance
Insulation resistance
Aging
Symbol
f
T
STG
T
OPR
GL
f/f
θ
T
a
C
L
R
1
C
1
C
0
IR
fa
Specifications
32.768 kHz
-55
°
C to +125
°
C
-40
°
C to +85
°
C
0.5 μW Max.
±20 x 10
-6
+25
°
C ±5
°
C
-0.04 x 10
-6
/
°
C
2
Max.
7 pF, 12.5 pF
65 k
Max.
1.7 fF Typ.
1.3 pF Typ.
500 M
Min.
±3 x 10
-6
/year Max.
Remarks
please contact us for inquiries
about the available frequency
Ta=+25
°
C, DL=0.1 μW
Please ask tighter tolerance
Please specify
Ta=+25
°
C ±3
°
C, first year
THIN SMD LOW FREQUENCY CRYSTAL UNIT
Temperature
range
Actual size
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