Coaxial
ZFM-3H+
ZFM-3H
Frequency Mixer
Level 17 (LO Power +17 dBm) 0.05 to 300 MHz
Maximum Ratings
Operating Temperature
Storage Temperature
RF Power
Features
-55°C to 100°C
-55°C to 100°C
200mW
• low conversion loss,5.18 dB typ.
• high L-R isolation, 40 dB typ, L-I, 35 dB typ.
• rugged shielded case
SMA version shown
CASE STYLE: K18
Connectors Model
Price
Qty.
BNC
SMA
ZFM-3H(+)
ZFM-3H-S(+)
$64.95 ea. (1-9)
$69.95 ea. (1-9)
IF Current
40mA
Applications
BRACKET (OPTION “B”)
$2.50
(1+)
• VHF
• FM radio
Coaxial Connections
+ 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.
LO
RF
IF
1
2
3
• defense & federal communications
• instrumentation
Electrical Specifications
FREQUENCY
(MHz)
CONVERSION LOSS
(dB)
LO-RF ISOLATION
(dB)
LO-IF ISOLATION
(dB)
Outline Drawing
Mid-Band
LO/RF
fL-fU
IF
m
L
M
U
L
M
U
Total
Range
—
X
σ
Max. Max. Typ. Min. Typ. Min. Typ. Min. Typ. Min. Typ. Min. Typ. Min.
8.5 55 45 40 30 30 25 50 40 35 25 25 20
M = mid range [10 fL to fU/2] U = upper range [fU/2 to fU]
0.05-300
DC-300 5.18 0.11 7.0
1 dB COMP.: +14 dBm typ.
L = low range [fL to 10 fL]
m= mid band [2fL to fU/2]
Typical Performance Data
Frequency
(MHz)
Conversion
Loss
Isolation
L-R
(dB)
Isolation
L-I
(dB)
VSWR RF
Port
(:1)
VSWR LO
Port
(dB)
(:1)
LO
LO
LO
LO
LO
RF
LO
+17dBm
+7dBm
+17dBm
+17dBm
+17dBm
0.05
1.00
2.00
10.00
20.00
30.05
31.00
32.00
40.00
50.00
5.81
4.70
4.63
4.79
5.00
65.01
61.51
62.05
64.41
57.00
59.81
56.17
56.05
56.12
52.66
1.63
1.64
1.64
1.61
1.61
1.53
1.52
1.39
1.53
1.46
Outline Dimensions ( inch
)
mm
29.94
49.23
68.52
87.81
100.00
59.94
79.23
98.52
57.81
70.00
4.75
4.69
4.67
4.57
4.50
51.03
47.42
42.12
38.18
36.56
48.60
46.33
42.25
38.54
37.81
1.60
1.56
1.53
1.51
1.46
1.56
1.51
1.51
1.54
1.59
A
1.25
B
C
D
E
F
G
H
1.25
.75
.63
.38
1.00
.125 1.000
31.75 31.75 19.05 16.00
9.65 25.40
3.18 25.40
136.03
155.32
174.61
193.90
213.19
106.03
125.32
144.61
163.90
183.19
4.45
4.61
4.84
4.96
4.98
35.70
33.06
32.15
31.48
29.23
36.26
33.98
32.92
32.48
30.80
1.40
1.31
1.28
1.22
1.17
1.60
1.59
1.59
1.65
1.75
J
--
--
K
--
--
L
M
N
2.18
P
.75
Q
wt
.07 grams
1.78 70.0
.125 1.688
3.18 42.88 55.37 19.05
232.48
242.13
261.42
280.71
300.00
202.48
212.13
231.42
250.71
270.00
5.17
5.27
5.60
6.03
6.64
27.78
28.94
31.41
34.81
36.67
29.94
32.37
33.19
33.60
31.62
1.11
1.05
1.03
1.02
1.02
1.87
1.81
1.76
1.78
1.72
Electrical Schematic
®
REV. A
M98898
ZFM-3H
INTERNET http://www.minicircuits.com
P.O. Box 350166, Brooklyn, New York 11235-0003 (718) 934-4500 Fax (718) 332-4661
Mini-Circuits
DJ/TD/CP/AM
060726
Page 1 of 2
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