Outline Dimensions ( )
inch
mm
Maximum Ratings
Coaxial Connections
Features
RF
in (SMA female)
RF&DC
out (SMA male)
DC
+15 (feed-through pin)
GROUND
GROUND
wideband, 10-4200 MHz
low insertion loss, 0.6 dB typ
feed through terminal per DC port
Applications
Operating Temperature
-55C to 100C
Storage Temperature
-55C to 100C
RF Power
30dBm max.
Voltage at DC port
30V max.
Input Current
500mA
DC resistance from DC to RF&DC port 4.5 ohm typ.
CASE STYLE: Y460
Outline Drawing
ZFBT-4R2G-FT+
ZFBT-4R2G-FT
ZFBT-4R2G-FT
VSWR
1.00
1.04
1.08
1.12
1.16
1.20
0
1000
2000
3000
4000
5000
6000
FREQUENCY (MHz)
V
S
W
R
ZFBT-4R2G-FT
ISOLATION WITH CURRENT
10
20
30
40
50
60
0
1000
2000
3000
4000
5000
6000
FREQUENCY (MHz)
I
S
O
L
A
T
I
O
N
(
d
B
)
0mA
100mA
200mA
L= low range(f
L
to 10 f
L
)
M=mid range(10 f
L
to f
U
/2)
U=upper range (f
U
/2 to f
U
)
* Insertion Loss and Isolation are guaranteed up to 20 dBm-RF power and 200mA DC current.
** VSWR measured with open and short at DC port.
Typical Performance Data
Freq.
(MHz)
Pin
(dBm)
INSERTION LOSS (dB)
with current
ISOLATION (dB)
(Pin=-10dBm) with current
VSWR
(:1)
0mA 20mA 50mA 100mA 150mA
200mA
0mA
20mA
50mA 100mA
150mA
200mA
Bias Tee Electrical Specifications
MODEL
NO.
FREQ.
(MHz)
INSERTION LOSS*
(dB)
ISOLATION*(dB)
(RF port to DC port)
(RF&DC port to DC port)
VSWR**
(:1)
L
M
U
L
M
U
L
M
U
f
L
f
U
Typ. Max. Typ. Max. Typ. Max. Typ. Min. Typ. Min. Typ. Min. Typ. Max. Typ. Max. Typ. Max.
ZFBT-4R2G-T
(+)
10
4200 0.15
0.6
0.6
1.2
0.6
1.6
--
--
--
--
--
--
1.06 1.2 1.13 1.3 1.13 1.3
Connectors
Model
Price
Qty.
SMA
ZFBT-4R2G-FT $59.95
(1-9)
BRACKET (OPTION "B")
$2.50
(1+)
0.10
19.80
0.17
0.17
0.16
0.17
0.20
0.24
19.46
19.04
17.83
14.58
12.66
11.75
1.16
0.27
19.80
0.13
0.13
0.13
0.14
0.14
0.15
25.86
25.53
24.52
21.43
19.31
18.16
1.07
0.53
19.80
0.12
0.12
0.12
0.11
0.11
0.11
29.17
28.98
28.36
26.18
24.40
23.37
1.04
1.06
19.80
0.13
0.13
0.12
0.11
0.12
0.12
30.81
30.74
30.56
29.62
28.62
27.92
1.02
10.00
18.50
0.16
0.17
0.17
0.16
0.16
0.16
30.06
30.07
30.07
30.20
30.38
30.56
1.04
114.75
19.50
0.22
0.25
0.24
0.22
0.22
0.22
34.45
34.49
34.27
33.99
33.83
33.59
1.07
324.25
19.70
0.50
0.55
0.53
0.52
0.53
0.56
44.65
44.61
44.25
43.90
43.91
43.34
1.06
743.25
18.70
0.28
0.31
0.30
0.29
0.29
0.29
51.19
50.50
50.16
50.65
51.69
52.47
1.06
952.75
18.20
0.31
0.33
0.33
0.31
0.32
0.33
40.75
40.80
40.97
40.97
40.93
40.95
1.11
1581.25
18.00
0.46
0.48
0.47
0.46
0.48
0.49
42.58
42.59
43.94
43.77
44.36
44.17
1.13
2000.25
17.10
0.46
0.48
0.47
0.46
0.46
0.47
45.46
45.57
45.73
45.48
46.14
45.28
1.12
2524.00
14.40
0.40
0.42
0.41
0.42
0.43
0.44
53.15
53.72
52.19
53.17
52.67
53.67
1.12
3047.75
14.20
0.45
0.48
0.47
0.46
0.46
0.49
52.46
52.25
51.55
51.33
51.46
50.99
1.09
3676.25
15.10
0.73
0.74
0.75
0.75
0.75
0.75
46.32
47.19
46.36
45.53
46.19
45.65
1.07
4200.00
17.90
1.04
1.07
1.07
1.06
1.05
1.06
28.42
28.36
28.24
28.14
28.01
27.92
1.09
4502.50
-0.60
1.17
1.19
1.18
1.19
1.17
1.16
28.15
28.10
28.05
27.96
27.84
27.87
1.14
4802.00
-0.70
1.26
1.26
1.27
1.25
1.22
1.20
37.95
38.01
38.19
37.93
37.58
37.51
1.12
5251.75
-1.10
1.19
1.17
1.16
1.13
1.11
1.09
49.68
51.04
49.12
49.37
49.13
48.19
1.11
5550.75
-2.00
1.65
1.63
1.60
1.56
1.54
1.51
38.44
38.56
38.36
38.07
37.85
38.19
1.10
6000.00
-2.40
1.70
1.71
1.65
1.59
1.54
1.50
34.37
34.36
34.23
34.40
34.49
34.48
1.12
biasing amplifiers
biasing of laser diodes
biasing of active antennas
DC return
DC blocking
test accessory
electrical schematic
ZFBT-4R2G-FT
INSERTION LOSS WITH CURRENT
0.0
0.4
0.8
1.2
1.6
2.0
0
1000
2000
3000
4000
5000
6000
FREQUENCY (MHz)
I
N
S
E
R
T
I
O
N
L
O
S
S
(
d
B
)
0mA
100mA
200mA
A
B
C
D
E
F
G
H
J
K
1.25 1.25
.75
.63
.36 1.000 1.000 .125 .125
.46
31.75 31.75 19.05 16.00 9.14 25.40 25.40 3.18 3.18 11.68
L
M
N
P
Q
R
S
S
wt.
2.18 1.688
.06 .750
.50
.80
.45
.29
grams
55.37 42.88 1.52 19.05 12.70 20.32 11.43 7.37
38
+ 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.
Wideband
10 to 4200 MHz
Bias-Tee
Coaxial
REV. A
M98898
ZFBT-4R2G-FT
DJ/RS/CP
060211
INTERNET
http://www.minicircuits.com
P.O. Box 350166, Brooklyn, New York 11235-0003 (718) 934-4500 Fax (718) 332-4661
Distribution Centers NORTH AMERICA 800-654-7949 417-335-5935 Fax 417-335-5945 EUROPE 44-1252-832600 Fax 44-1252-837010
Mini-Circuits
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