B39431R900U410 Datasheet by EPCOS - TDK Electronics

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Data Sheet EPCOS
SAW Components
Data Sheet R900
2Oct 08, 2004
SAW Components R900
433,92 MHz
Resonator
Data Sheet
Ceramic package DCC6C
Features
1-port resonator
Provides reliable, fundamental mode, quartz fre-
quency stabilization i.e. in transmitters or local
oscillators
Protection layer: ELPAS
Terminals
Ni, gold plated
Dimensions in mm, approx. weight 0,037 g
Pin configuration
2 Input
5 Output, grounded in 1-port conf.
1, 3, 4, 6 Ground (case)
Electrostatic Sensitive Device (ESD)
Type Ordering code Marking and Package
according to
Packing
according to
R900 B39431-R 900-U410 C61157-A7-A67 F61074-V8168-Z000
Maximum ratings
Operable temperature range
T
A–40/+125 ˚C
Storage temperature range
T
stg –40/+125 ˚C
DC voltage
V
DC 12 V between any terminals
Source power
P
s0 dBm
R1 L1
C0
C1
25
__
3Oct 08, 2004
SAW Components R900
433,92 MHz
Resonator
Data Sheet
Characteristics
Reference temperature:
T
A= 25 ˚C
Terminating source impedance:
Z
S= 50
Terminating load impedance:
Z
L= 50
1) Center frequency is defined as maximum of the real part of the admittance
2) If used in two port configuration (pin 2-input, pin 5-output)
C
0 is reduced by approx. 0,3 pF.
3)Temperature dependence of
f
c:
f
c(
T
A) =
f
c(
T
0)(1 +
TC
f(
T
A
T
0)2)
min. typ. max.
Center frequency 1)
f
c433,845 433,920 433,995 MHz
Minimum insertion attenuation αmin 1,4 1,9 dB
Unloaded quality factor
Q
U8300 12000
Ageing of
f
c -50/+50 ppm
Equivalent circuit elements
Motional capacitance
C
1— 1,685 — fF
Motional inductance
L
1— 79,82 — µH
Motional resistance
R
1—1826
Parallel capacitance 2)
C
0— 2,3 — pF
Temperature coefficient of frequency 3)
TC
f –0,032 — ppm/K2
Turnover temperature
T
020—50˚C
4Oct 08, 2004
SAW Components R900
433,92 MHz
Resonator
Data Sheet
Published by EPCOS AG
Surface Acoustic Wave Components Division, SAW CE AE
P.O. Box 80 17 09, 81617 Munich, GERMANY
.EPCOS AG 2004. Reproduction, publication and dissemination of this brochure and the informa-
t
ion contained therein without EPCOS’ prior express consent is prohibited.
Purchase orders are subject to the General Conditions for the Supply of Products and Services of
t
he Electrical and Electronics Industry recommended by the ZVEI (German Electrical and Electronic
Manufacturers’ Association), unless otherwise agreed.
T
his brochure replaces the previous edition.
For questions on technology, prices and delivery please contact the Sales Offices of EPCOS AG or
t
he international Representatives.
Due to technical requirements components may contain dangerous substances. For information on
t
he type in question please also contact one of our Sales Offices.

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