Outline Dimensions ( )
inch
mm
Maximum Ratings
Coaxial Connections
Features
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-4R2GW-FT+
ZFBT-4R2GW-FT
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 1 dB Max. and Isolation 7 dB Min. 0.1 to 0.3 MHz
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-4R2GW-FT
(+)
0.1
4200 0.15
0.8
0.6
1.2
0.6
1.6
--
--
--
--
--
--
1.06 1.6 1.13 1.3 1.13 1.3
Connectors
Model
Price
Qty.
SMA
ZFBT-4R2GW-FT
$79.95 (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
wideband, 0.1-4200 MHz
low insertion loss, 0.6 dB typ
feed through terminal per DC port
biasing amplifiers
biasing of laser diodes
biasing of active antennas
DC return
DC blocking
test accessory
RF
in (SMA female)
RF&DC
out (SMA male)
DC
+15 (feed-through pin)
GND
GND
ZFBT-4R2GW-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-4R2GW-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
electrical schematic
ZFBT-4R2GW-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
0.1 to 4200 MHz
Bias-Tee
Coaxial
REV. A
M98898
ZFBT-4R2GW-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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