Ceramic
High Pass Filter
50Ω
4250 to 10000 MHz
Features
-55ºC to 100ºC
-55ºC to 100ºC
7W max. at 25ºC
HFCN-3800+
HFCN-3800
CASE STYLE: FV1206-1
Model
Price
Qty.
HFCN-3800+
$2.49
(10-49)
HFCN-3800
$2.49
(10-49)
HFCN-3800D+
$2.99
(10-49)
HFCN-3800D
$2.99
(10-49)
Maximum Ratings
Operating Temperature
Storage Temperature
RF Power Input*
*Passband
rating, derate linearly to 3W at 100°C ambient
.
Pin Connections
RF IN
RF OUT
GROUND
*
*RF IN & RF OUT can be interchanged
1**
3**
2,4,5,6
•
•
•
•
•
•
•
•
Low Cost
Small size
5 sections
Temperature stable
Excellent power handling, 7W
DC block in/out, breakdown voltage, 1kV typ.
Hermetically sealed
Patent pending
Application
• Sub-harmonic rejection and DC blocking
• Transmitters/Receivers
+ RoHS compliant in accordance
with EU Directive (2002/95/EC)
The +Suffix identifies RoHS Compliance. See our web site
for RoHS Compliance methodologies and qualifications.
Outline Drawing
6
F TYP
1
D
C
G TYP
FRONT VIEW
PCB Land Pattern
High Pass Filter Electrical Specifications
1
(T
AMB
= 25
O
C)
STOPBAND
(MHz)
fco, MHz
Nom.
PASSBAND
(MHz)
VSWR
Typ.
POWER
NO. OF
INPUT SECTIONS
(W)
Max.
7
5
A
5
4
B
INDEX AREA
2
3
(Loss>30dB) (Loss>20dB) (Loss 3dB) (Loss<1.5dB) (Loss<2dB) Stopband Frequency
(MHz)
Typ.
Min.
Typ.
Max.
Max.
1.5:1
DC-F1
DC-F2
F3
F4-F5
DC-3100
DC-3200
3800
4500-9000
4250-10000
20:1
3950-10000
TOP VIEW
1. For Applications requiring DC voltage to be applied to the input or output, use HFCN-3800D (DC Resistance to
ground is 100 Mohms min.)
Typical Frequency Response
ATTENUATION(dB)
Electrical Schematic
RF IN
RF OUT
E TYP
30dB
20dB
3dB
1.5dB
H TYP
G TYP
J TYP
K
F1 F2 F3 F4
FREQUENCY(MHz)
F5
Typical Performance Data at 25
o
C
Suggested Layout,
Tolerance to be within
±.002
Frequency
(MHz)
50
500
1500
3100
3200
3400
3550
3800
3950
4250
4500
7000
9000
10000
11330
12000
HFCN-3800
INSERTION LOSS
INSERTION LOSS(dB)
.055
.044 ± .002
TRACE WIDTH, 2 PL.
(SEE NOTE BELOW)
Insertion Loss
(dB)
54.14
37.58
32.52
33.38
36.68
19.19
10.63
2.59
1.41
1.14
1.02
0.72
0.68
1.13
2.71
3.15
VSWR
(:1)
1737.18
1737.18
108.58
31.60
28.03
18.90
9.33
2.00
1.16
1.45
1.43
1.22
1.28
1.70
1.96
1.70
HFCN-3800
VSWR
Outline Dimensions (
inch
)
mm
A
B
C
D
E
F
G
H
J
K
wt.
.126 .063 .035 .024 .022 .012 .039 .042 .024 .123
grams
3.20 1.60 0.89 0.61 0.56 0.30 0.99 1.07 0.61 3.12 .02
Demo Board MCL P/N: TB-285
Suggested PCB Layout(PL-158)
6X ø.015 PTH,
FOR GROUND
.012
PACKAGE
OUTLINE
.072 TYP
.010 TYP
.012
PIN 1
.073
70
60
50
40
30
20
10
0
0
4000
8000
12000
FREQUENCY (MHz)
10000
.034
.010 TYP
1000
NOTES:
1. TRACE WIDTH IS SHOWN FOR ROGERS RO4350B
WITH DIELECTRIC THICKNESS .020” ± .0015”.
COPPER: 1/2 OZ. EACH SIDE.
FOR OTHER MATERIALS TRACE WIDTH MAY NEED
TO BE MODIFIED.
2. BOTTOM SIDE OF THE PCB IS CONTINUOUS GROUND PLANE.
DENOTES PCB COPPER LAYOUT WITH SMOBC
(SOLDER MASK OVER BARE COPPER)
DENOTES COPPER LAND PATTERN FREE OF SOLDER MASK
VSWR
.017
100
10
1
0
4000
8000
12000
FREQUENCY (MHz)
REV. A
M101678
EDR-6982/4
HFCN-3800
RAV
070401
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MINI [ MINI-CIRCUITS ]
