B39441-R680-B110 [EPCOS]
1-Port Saw Resonator, 444.5MHz Nom, METAL CAN, TO-39, 3 PIN;
| 型号： | B39441-R680-B110 |
| 厂家： | 
EPCOS |
| 描述： | 1-Port Saw Resonator, 444.5MHz Nom, METAL CAN, TO-39, 3 PIN 晶体 谐振器 |
| 文件： | 总4页 (文件大小：73K) |
| 中文： | 中文翻译 | 下载： | 下载PDF数据表文档文件 |
SAW Components
Data Sheet R 680
SAW Components
Resonator
R 680
444,50 MHz
Data Sheet
Metal package TO 39
Features
■ 1-port resonator
■ Provides reliable, fundamental mode, quartz fre-
quency stabilization i. e. in transmitter or local
oscillators
Terminals
■ NiFeCo, gold plated
Dimensions in mm, approx. weight 1,0 g
Pin configuration
1
2
3
Input
Ground
Ground (case)
Type
R 680
Ordering code
Marking and Package
Packing
according to
according to
F61074-V8072-Z000
B39441-R 680-B110
C61157-A7-A24
Electrostatic Sensitive Device (ESD)
Maximum ratings
Operable temperature range TA
Storage temperature range Tstg
–45/+85
–45/+85
12
˚C
˚C
V
DC voltage
VDC
Ps
between any terminals
Source power
0
dBm
2
Jan 10, 2000
SAW Components
Resonator
R 680
444,50 MHz
Data Sheet
Characteristics
Reference temperature:
Terminating source impedance:
Terminating load impedance:
TA = 25 ˚C
ZS = 50 Ω
ZL = 50 Ω
min.
typ.
max.
Center frequency 1)
fc
444,425 444,500 444,575 MHz
Minimum insertion attenuation
αmin
—
1,1
1,8
—
dB
Unloaded quality factor
QU
6000
11000
—
—
± 50
ppm
Ageing of fc
Equivalent circuit elements
Motional capacitance
Motional inductance
Motional resistance
C1
L1
—
—
—
—
2,394
53,55
14
—
—
25
—
fF
µH
Ω
R1
C0
Parallel capacitance
3,4
pF
Temperature coefficient of frequency 2)
Turnover temperature
TCf
T0
—
5
– 0,03
—
—
ppm/K2
35
˚C
1) Center frequency is defined as maximum of the real part of the admittance
2)Temperature dependence of fc: fc(TA) = fc(T0)(1 + TCf(TA – T0)2)
3
Jan 10, 2000
SAW Components
Resonator
R 680
444,50 MHz
Data Sheet
Published by EPCOS AG
Surface Acoustic Wave Components Division, OFW E UE
P.O. Box 80 17 09, D-81617 München
EPCOS AG 1999. All Rights Reserved.
As far as patents or other rights of third parties are concerned, liability is only assumed for compo-
nents per se, not for applications, processes and circuits implemented within components or
assemblies.
The information describes the type of component and shall not be considered as assured
characteristics.
Terms of delivery and rights to change design reserved.
For questions on technology, prices and delivery please contact the sales offices of EPCOS AG or
the international representatives.
Due to technical requirements components may contain dangerous substances. For information on
the type in question please also contact one of our sales offices.
4
Jan 10, 2000
相关型号：
B39441B5173Z810
SAW Filter, 1 Function(s), 440.5MHz, 8 Pin(s), Ceramic, ROHS COMPLIANT, CERAMIC, QCC8B, SMD, 8 PIN
TDK
B39451B5150Z810
SAW Filter, 1 Function(s), 452.5MHz, 8 Pin(s), Ceramic, ROHS COMPLIANT, QCC8B, SMD, 8 PIN
TDK
©2020 ICPDF网 联系我们和版权申明