EPCOS B3685 Saw components low-loss filter 90,00 mhz Datasheet

SAW Components
Data Sheet B3685
SAW Components
B3685
Low-Loss Filter
90,00 MHz
Data Sheet
Ceramic package QCC12C
Features
2,54
12
111
000
000
111
000
111
000
111
10
Terminals
● Gold plated
5
4
3
111
000
11
00
00
11
000
111
00
11
00
000 11
111
00
11
00
000
111
00 11
11
00
11
8
9
11
00
00
11
00
11
00
11
2,54 1,0
2
000
111
11
00
00
11
000
111
00
11
000 11
111
00 00
11
00 00
11
111
000
11
111
00
11
00
11
000 000
111
00
11
000
111
000
111
00
11
000
000 111
111
00
11
11
1,4
1
bottom view
6
● Low-loss IF filter for GSM base station
● Tx path
● Ceramic SMD package
7
111
000
000
111
000
111
111
000
111
000
00
11
11
00
00
11
00
11
00
11
5,0
1,48
0,6
00
11
11
00
00
11
00
11
00
11
side view
top view
7,0
Dimensions in mm, appr. weight 0,20 g
Pin configuration
12, 10
4, 6
1, 2, 7, 8
3, 9
Balanced Input
Balanced Output
Ground
Case ground
Type
Ordering code
B3685
B39900-B3685-H310
Marking and Package
according to
C61157-A7-A95
Electrostatic Sensitive Device (ESD)
Maximum ratings
Operable temperature range
Storage temperature range
DC voltage
Source power
T
Tstg
VDC
Ps
-20 / +70
-30 / +85
0
10
2
˚C
˚C
V
dBm
Jan 08, 2003
Packing
according to
F61074-V8170-Z000
SAW Components
B3685
Low-Loss Filter
90,00 MHz
Data Sheet
Characteristics
T = 0 - 70 ˚C
ZS = 200 Ω balanced and matching network
ZL = 200 Ω balanced and matching network
Operating temperature range:
Terminating source impedance:
Terminating load impedance:
Nominal frequency
fN
Insertion attenuation at fN
(including matching network)
αN
Passband width
αrel ≤ 0,5 dB
B0,5dB
Amplitude ripple (p-p)
fN ± 100 kHz
∆α
τ
Absolute group delay (at fN)
min.
typ.
max.
—
90,0
—
4,0
200
—
5,3
850
0,15
6,0
—
0,5
MHz
dB
kHz
dB
720
760
800
ns
∆τ
—
30
100
ns
Average Error Vector Magnitude (rms)
EVM
—
Relative attenuation (relative to αN)
fN ± 1,8 MHz ... fN ± 6,0 MHz
fN ± 6,0 MHz ... fN ± 20,0 MHz
αrel
Group delay ripple (p-p)
Input and Output VSWR
fN ± 100 kHz
fN ±100 kHz
Impedance at fN (without matching)
Input: ZIN = RIN || CIN
Output: ZOUT= ROUT || COUT
TCf
Temperature coefficient of frequency
3
0,4
1,0
%
10
30
18
44
—
—
—
1,3:1
2,0:1
—
—
335 || 23,8
335 || 23,8
—
—
Ω || pF
Ω || pF
—
ppm/K
—
Jan 08, 2003
– 18
dB
dB
SAW Components
B3685
Low-Loss Filter
90,00 MHz
Data Sheet
Matching network to 200 Ω (element values depend on pcb layout)
1:4
4:1
Ls1 = 180 nH
Lp3 = 180 nH
Lp2 = 180 nH
Ls4 = 180 nH
4
Jan 08, 2003
SAW Components
B3685
Low-Loss Filter
90,00 MHz
Data Sheet
Transfer function
Transfer function (pass band)
5
Jan 08, 2003
SAW Components
B3685
Low-Loss Filter
90,00 MHz
Data Sheet
Published by EPCOS AG
Surface Acoustic Wave Components Division, SAW MC IS
P.O. Box 80 17 09, 81617 Munich, GERMANY
 EPCOS AG 2003. Reproduction, publication and dissemination of this brochure and the information 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
the Electrical and Electronics Industry recommended by the ZVEI (German Electrical and Electronic
Manufacturers’ Association), unless otherwise agreed.
This brochure replaces the previous edition.
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.
6
Jan 08, 2003
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