DMG-A Series
DOUBLE BALANCED MIXERS
10 to1500 MHz/ +7 to+17 dBmLO/ SMDPackage
PRINCIPAL SPECIFICATIONS
RF/LO
Frequency,
MHz
IF
LO Drive, Conversion Port Isolation, Typ. -1 dB
Input
Model
Number
Frequency,
MHz
dBm,
Nom.
Loss, dB,
Max. Typ.
L-R L-X R-X
dB dB dB
Compr. Intercept
Point
Point
DMG-2A-750 10 - 1500
DC - 1000
+7
10
7
35
20
15
0 dBm +12 dBm
(typ.) (typ.)
DMG-4A-750 10 - 1500
DC - 1000
+13
10
8
35
20
15
+8 dBm +19 dBm
(typ.) (typ.)
All specifications are as measured in a 50Ω system, at nominal LO power, in a down converter application.
NOTES:
1. Tolerance on 3 place decimals ±.010(.25) except as noted.
2. Dimensions in inches over millimeters.
3. All unmarked tabs are ground.
A-Size
Surface Mount
Package
Outline
4. Max is largest dimension allowed.
5. Untrimmed lead length 0.25(6.35) nominal.
General Notes:
GENERAL SPECIFICATIONS
1. The DMG-Aseries of surface mount DoubleBalanced Mixers covers
the frequency range of 10 to 1500 MHz using miniature 4-diode rings
suitable for both general purpose and high performance applications.
Ω
50 nom.
Impedance:
±
Noise Figure:
Within 1 dB of
Conversion Loss
Ω
2. The DMG-A SMD package is designed for 50 coplanar systems
Maximum Input Power: 300 mW @ 25°C
(derate linearly to 0 mW @ 125°C)
to insure satisfactory RF performance. The Kovar leads are supplied
untrimmed (unless otherwise specified) to allow mounting the package
in a variety of configurations.
Usable LO Drive:
DMG-2A-750:
+7 to +10 dBm
DMG-4A-750
Polarity Sense:
DC Offset Voltage:
Weight, nominal:
+10 to +17 dBm
Positive
3. Merrimac offers a broad selection of Double Balanced Mixers ideal
for a variety of signal processing functions from 20 kHz to 20 GHz.
3 mV typ.
4. Merrimac mixers comply with MIL-M-28837 and may be supplied
screened for compliance with additional specifications for military and
space applications requiring the highest reliability.
0.02 oz (0.5 g)
Operating Temperature: – 55° to +85°C
03May96
For further information contact MERRIMAC / 41 Fairfield Pl., West Caldwell, NJ, 07006 / 973-575-1300 / FAX 973-575-0531