Outline Dimensions ( )
inch
mm
Maximum Ratings
Coaxial Connections
Features
biasing amplifiers
biasing of laser diodes
biasing of active antennas
DC return
DC blocking
test accessory
wideband, 0.2 to 12000 MHz
low insertion loss, 0.6 dB typ.
high current capability, 400 mA
small size 0.74" x 0.75" x 0.46"
rugged unibody construction
protected by US patent 6,790,049
additional patent pending
Applications
Operating Temperature
-55C to 100C
Storage Temperature
-55C to 100C
RF Power
30dBm
Voltage at DC port
25V
DC Current
400mA
DC resistance from DC to RF&DC port 1.8
CASE STYLE: GC957
Outline Drawing
ZX85-12G+
ZX85-12G+
INSERTION LOSS vs. TEMPERATURE
0.0
0.5
1.0
1.5
2.0
0
2000
4000
6000
8000
10000 12000
FREQUENCY (MHz)
I
N
S
E
R
T
I
O
N
L
O
S
S
(
d
B
)
-55C
+25C
100C
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 VSWR are guaranteed up to 20 dBm RF power and 200mA DC current.
Bias Tee Electrical Specifications
MODEL
NO.
FREQ.
(MHz)
INSERTION LOSS*
(dB)
VSWR
(:1)
L
M
U
L
M
U
f
L
f
U
Typ.
Max.
Typ.
Max.
Typ.
Max.
Typ.
Max.
Typ.
Max.
Typ.
Max.
ZX85-12G+
0.2
12000
0.10
0.50
0.60
1.50
1.00
2.50
1.10
1.50
1.20
1.50
1.20
1.50
Connectors
Model
Price
Qty.
SMA
ZX85-12G-S+
$99.95
(1-9)
RF
OUT
RF&DC
IN
DC
V+
+ RoHS compliant in accordance
with EU Directive (2002/95/EC)
The +suffix has been added in order to identify RoHS
Compliance. There has been no change to the model's
material, form, fit, or function. See our web site for RoHS
Compliance methodologies and qualifications.
A
B
C
D
E
F
G
H
J
.74
.75
.46 1.18
.04
.17
.45
.59
.33
18.8 19.1 11.7 30.0
1.0
4.3 11.4 15.0
8.4
K
L
M
N
P
Q
R
wt
.21
.22
.18 1.00
.37
.18
.09
grams
5.3
5.6
4.6 25.4
9.4
4.6
2.3
23.0
ZX85-12G+
INSERTION LOSS vs CURRENT
0.00
0.50
1.00
1.50
2.00
0
2000
4000
6000
8000
10000 12000
FREQUENCY (MHz)
I
N
S
E
R
T
I
O
N
L
O
S
S
(
d
B
)
0 mA
200 mA
ZX85-12G+
VSWR RF vs TEMPERATURE
1.0
1.1
1.2
1.3
0
2000
4000
6000
8000
10000 12000
FREQUENCY (MHz)
V
S
W
R
(
:
1
)
-55C
+25C
100C
ZX85-12G+
VSWR RF vs. CURRENT
1.0
1.1
1.2
1.3
0
2000
4000
6000
8000
10000 12000
FREQUENCY (MHz)
V
S
W
R
(
:
1
)
0 mA
200 mA
ZX85-12G+
VSWR RF&DC vs TEMPERATURE
1.0
1.1
1.2
1.3
1.4
0
2000
4000
6000
8000
10000 12000
FREQUENCY (MHz)
V
S
W
R
(
:
1
)
-55C
+25C
100C
ZX85-12G+
VSWR RF&DC vs CURRENT
1.0
1.1
1.2
1.3
1.4
1.5
0
2000
4000
6000
8000
10000 12000
FREQUENCY (MHz)
V
S
W
R
(
:
1
)
0 mA
200 mA
C
RF
RF&DC
DC
C
electrical schematic
Wideband
0.2 to 12000 MHz
Bias-Tee
Coaxial
REV. OR
M101802
ZX85-12G
ED-12027/6
DJ/RS/CP
051228
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
Mini-Circuits ISO 9001 & ISO 14001 Certified
PDF 
ZIP