FCoraxeiaql uency Mixer
ZFM-4+
ZFM-4
Level 7 (LO Power +7 dBm) 5 to 1250 MHz
Maximum Ratings
Operating Temperature
Storage Temperature
RF Power
Features
-55°C to 100°C
-55°C to 100°C
50mW
• low conversion loss, 5.70 dB typ.
• high L-R isolation, 40 dB typ, L-I, 35 dB typ.
• phase detection, positive polarity
• rugged shielded case
SMA version shown
CASE STYLE: K18
Connectors Model
Price
Qty.
IF Current
40mA
BNC
SMA
ZFM-4 (+)
ZFM-4-S (+)
$61.95 ea. (1-9)
$66.95 ea. (1-9)
Applications
• VHF/UHF
• cellular
• instrumentation
• federal & defense communications
BRACKET (OPTION “B”)
$2.50
(1+)
Coaxial Connections
LO
RF
IF
+ 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.
1
2
3
Electrical Specifications
FREQUENCY
(MHz)
CONVERSION LOSS
LO-RF ISOLATION
LO-IF ISOLATION
(dB)
(dB)
(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 50 45 40 30 30 25 45 40 35 25 25 20
M = mid range [10 fL to fU/2] U = upper range [fU/2 to fU]
5-1250
DC-1250 5.70 0.34 7.5
1 dB COMP.: +1 dBm typ.
L = low range [fL to 10 fL]
m= mid band [2fL to fU/2]
For phase detection: DC output has positive
with in-phase LO and RF signals
Typical Performance Data
Frequency
(MHz)
Conversion
Isolation
L-R
(dB)
Isolation
VSWR
RF Port
(:1)
VSWR
LO Port
(:1)
Loss
(dB)
L-I
(dB)
LO
LO
LO
LO
LO
RF
LO
+7dBm
+7dBm
+7dBm
+7dBm
+7dBm
5.00
20.00
50.00
100.00
138.39
35.00
50.00
80.00
70.00
108.39
7.08
6.84
6.64
6.48
6.51
67.00
67.00
50.64
44.54
38.97
62.10
59.11
49.95
43.90
38.26
1.54
1.42
1.34
1.31
1.26
3.00
2.83
2.85
2.72
2.49
Outline Dimensions ( inch
)
227.32
271.78
360.71
449.64
538.57
197.32
241.78
330.71
419.64
508.57
6.59
6.44
6.47
6.57
6.45
37.28
34.49
32.40
31.70
31.48
36.56
34.10
32.75
31.16
30.87
1.25
1.20
1.17
1.13
1.12
2.44
2.33
2.23
2.19
2.17
mm
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
583.03
671.96
760.89
849.82
894.28
553.03
641.96
730.89
819.82
864.28
6.54
6.82
6.83
6.86
7.01
30.37
29.62
29.45
29.60
30.37
30.53
29.00
27.36
26.76
25.36
1.12
1.13
1.16
1.18
1.22
2.14
2.05
2.02
2.05
2.12
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
983.21
1027.70
1116.60
1200.00
1250.00
953.21
997.70
1086.60
1170.00
1220.00
7.24
7.43
7.58
7.70
7.80
29.78
29.36
28.75
28.39
28.05
23.67
22.34
21.27
20.82
20.19
1.24
1.31
1.43
1.52
1.62
2.11
2.17
2.24
2.32
2.36
Electrical Schematic
W
E
N
L
®
L
A
minicircuits.com
Mini-Circuits
REV. A
M98898
ZFM-4+
DJ/TD/CP
061211
ISO 9001 ISO 14001 CERTIFIED
P.O. Box 350166, Brooklyn, New York 11235-0003 (718) 934-4500 Fax (718) 332-4661 For detailed performance specs & shopping online see Mini-Circuits web site
The Design Engineers Search Engine Provides ACTUAL Data Instantly From MINI-CIRCUITS At: www.minicircuits.com
RF/IF MICROWAVE COMPONENTS
Page 1 of 2