ISO 9001 ISO 14001 CERTIFIED
Mini-Circuits®
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
minicircuits.com
ALL
NEW
50Ω LO Drive +10 dBm 1800 to 2000 MHz
I&Q Modulator
Surface Mount
IQBG-2000A
CASE STYLE: SM20A
PRICE: $24.95 ea. QTY (1-9)
Outline Dimensions ( )
inch
mm
Maximum Ratings
Pin Connections
Features
LO (carrier) 9
RF (signal) 14
I (0°)(ref.) 10
Q (90°)* 18
GROUND 1,2,3,4,5,6,7,8,11,12,13,15,16,17
Operating Temperature -40°C to 85°C
Storage Temperature -55°C to 100°C
LO Power 50 mW
I & Q Current 40mA
Outline Drawing
Modulator Electrical Specifications
REV. C
M115169
IQBG-2000A
EDB-0204B
BC/TD/CP/AM
071220
• excellent sideband rejection, 34 dB typ.
• excellent temperature stability
• low noise floor
• low height
• aqueous washable
• protected by US patents, 5,534,830 and 5,745,017
FREQUENCY
(MHz)
CONVERSION
LOSS
(dB)
CARRIER
REJECTION
(-dBc)
SIDEBAND
REJECTION
(-dBc)
HARMONIC
SUPPRESSION
(dBc)
RF (SIGNAL)
LO (CARRIER) I&Q 3XI/Q 5XI/Q
fLfUMin. Max. —
x Max. Typ. Min. Typ. Min. Typ. Min. Typ Min.
1800 2000 DC 10 7.5 9.0 30 20 34 28 50 45 70 50
Applications
• communications systems
Typical Performance Data
Carrier
Frequency
(MHz)
I/Q = 0.1 MHz
Sideband
Rejection
LSB
(-dBc)
Conversion
Loss
—
x
(dB)
σ
(dB)
3rd. Harmonic
Suppression
L - 3 l L + 3 I
(-dBc) (-dBc)
Recommended IF Diplexer
IQBG-2000A
CONVERSION LOSS
7.0
7.5
8.0
8.5
9.0
1800 1850 1900 1950 2000
FREQUENCY (MHz)
CONVERSION LOSS (dB)
LO power + 10 dBm, I / Q -10 dBm
IQBG-2000A
3RD HARMONIC SUPPRESSION
40
50
60
70
80
90
1800 1850 1900 1950 2000
FREQUENCY (MHz)
SUPPRESSION (-dBc)
L - 3 I REJ. L + 3 I REJ.
LO power + 10 , I / Q -10 dBm
IQBG-2000A
SIDEBAND REJECTION
30
32
34
36
38
40
1800 1850 1900 1950 2000
FREQUENCY (MHz)
SIDEBAND REJECTION
(-dBc)
LO power + 10 dBm, I / Q -10 dBm
PCB Land Pattern
Suggested Layout,
Tolerance to be within ±.002
Each ground pin shall have footprint
per view “A”. All ground pads shall
be connected to each other per view “B”.
*Q= I +90° for lower sideband suppression
Demo Board MCL P/N: TB-196
Suggested PCB Layout (PL-222)
A B C D E F G H J
.500 .460 .095 .575 .050 .015 .025 .070 .030
12.70 11.68 2.41 14.61 1.27 0.38 0.64 1.78 0.76
K L M N P Q R wt
.095 .600 .120 .160 -- -- .012 grams
2.41 15.24 3.05 4.06 -- -- 0.30 0.5
1800 7.25 0.09 36.50 24.72 48.80 78.04
1850 7.45 0.11 37.50 26.41 50.52 73.47
1900 7.66 0.08 37.55 26.47 53.47 76.07
1950 8.02 0.05 36.31 28.23 54.98 69.41
2000 8.30 0.11 33.57 28.80 56.50 72.13
Carrier
Rejection
(-dBc)
LO
L1
C1
R1
I
R2
C2
RF
L2
Q
IQBG-2000A
L1, L2 33nH CHIP INDUCTOR (1206)
C1, C2 10pF NPO CHIP CAPACITOR (0603)
R1, R2 47Ω 5% CHIP RESISTOR (0603)
Typical 5th Harmonic Suppression performance: at noise floor, -79 dBc
