Pin No.
#1. INPUT
#2. OUTPUT
#3. OUTPUT
#4. GROUND
FUJITSU MEDIA DEVICES
FEATURES
SAW BANDPASS FILTER
SBU 4855LD
* The information contained herein is presented only as a guide for the applications of our products. No responsibility is assumed by
Fujitsu Media Devices for any infringements of patents or other rights of the third parties which may result from its use. No license is granted by
implication or otherwise under any patent or patent rights of Fujitsu Media Devices or others.
* The information contained herein may be changed without prior notice. It is therefore advisable to contact Fujitsu Media Devices before proceeding
with the design of equipment incorporating this product.
No. SBU 4855LD2002-04-01
PACKAGE DIMENSION
PIN CONNECTIONS
•IF filter for Satellite Receiver
•Center Frequency⋅⋅⋅⋅⋅⋅⋅⋅⋅⋅⋅⋅⋅⋅⋅⋅⋅⋅⋅⋅⋅⋅⋅⋅⋅⋅⋅⋅⋅⋅⋅⋅⋅⋅⋅⋅⋅⋅⋅⋅⋅⋅⋅
•3dB bandwidth⋅⋅⋅⋅⋅⋅⋅⋅⋅⋅⋅⋅⋅⋅⋅⋅⋅⋅⋅⋅⋅⋅⋅⋅⋅⋅⋅⋅⋅⋅⋅⋅⋅⋅⋅⋅⋅⋅⋅⋅⋅⋅⋅⋅ 480.00 MHz
55.4 MHz(typ)
ABSOLUTE MAXIMUM RATINGS(Ta=25°C)
ELECTRICAL CHARACTERISTICS(Ta=25°C)
MEASUREMENT CIRCUIT
Unit: mm
o
/ 0.45
o
/ 9.1
o
/ 5.08
0.75
0.8
o
/ 8.3
5.0 3.8
#1
#3
#4
#2
DC Voltage
Instantaneous DC voltage
AC voltage
Operating temperature range
Storage temperature range
-
-
-
Topr
Tstg
(1)
(2)
50, 60 Hz (1)
-
-
0
3
3
-20 to 70
-55 to 85
V
V
Vp-p
°C
°C
Item Symbol Conditions Rating Unit
Note (1) Between inputs or outputs.
(2) Between any two electrodes.
IL
fv-100 to fv-60
fv-60 to fv-40
fv-27.5
fv
fv+27.5
fv+40 to fv+60
fv+60 to fv+100
Arip
τ rip
480.00 MHz
380 to 420 MHz
420 to 440 MHz
452.5 MHz
480.0 MHz (ref)
507.5 MHz
520 to 540 MHz
540 to 580 MHz
457.5 to 502.5 MHz
457.5 to 502.5 MHz
-20~70°C
-
-
-
-5.0
-
-5.0
-
-
-
-
-
25.4
-39
-33
-3.0
0
-3.0
-33
-39
0.7
7
-72
-
-30
-25
-
-
-
-25
-30
1.2
15
-
dB
dB
dB
dB
dB
dB
dB
dB
dBp-p
nsp-p
ppm/°C
Insertion Loss
Relative level*
Amplitude ripple
Group delay ripple
Temperature coefficient
of frequency
Item Symbol Conditions Min. Typ. Max. Unit
* The reference is fv level.
A: Network Analyzer
50Ω1
42
A
3
50Ω
FREQUENCY CHARACTERISTICS
FUJITSU MEDIA DEVICES LTD.
(10dB/div)
FREQUENCY ( MHz )
380
450
580
510
560
504
540
498
520
492
500
486
480
480
460
474
440
468
420
462
400
456
(1dB/div)
FREQUENCY ( MHz )
