D20C Datasheet, PDF (1/1 Pages) Mini-Circuits – Directional Coupler 50Ω 810 to 960 MHz

Surface Mount
Directional Coupler
50Ω
810 to 960 MHz
D20C
Maximum Ratings
Operating Temperature
Storage Temperature
-40°C to 85°C
-65°C to 150°C
Pin Connections
INPUT
4
OUTPUT
6
COUPLED
3
GROUND
1,2,5
Outline Drawing
PCB Land Pattern
Features
• low mainline loss, 0.3 dB typ.
• excellent VSWR, 1.1:1 typ.
• excellent repeatability
• miniature low profile package
• aqueous washable
CASE STYLE: CA531-1
PRICE: $ 0.99 ea. QTY (25)
Applications
• cellular
• PCS
Directional Coupler Electrical Specifications
FREQ.
RANGE
(MHz)
COUPLING
(dB)
MAINLINE LOSS¹
(dB)
DIRECTIVITY
(dB)
Typ. Max.
810-960
19.4±1.4
0.3 0.5
1. Mainline loss includes theoretical power loss at coupled port.
2. 4W CW when operating with a 2.0:1 maximum VSWR on all ports.
Typ. Min.
15 7
VSWR POWER
(:1) INPUT²
Typ.
Max.
1.1
1.0
Suggested Layout,
Tolerance to be within ±.002
Frequency
(MHz)
Typical Performance Data
Mainline Loss
(dB)
In-Out
Coupling
(dB)
In-Cpl
Directivity
(dB)
Return Loss
(dB)
In
Out
Cpl
Outline Dimensions
(
) ^inch
mm
810.00
0.32
815.00
0.32
825.00
0.33
855.00
0.34
875.00
0.34
895.00
0.35
915.00
0.35
935.00
0.35
955.00
0.36
960.00
0.36
20.15
20.10
20.00
19.71
19.51
19.33
19.15
18.97
18.80
18.76
15.42
15.43
15.44
15.49
15.51
15.50
15.48
15.48
15.49
15.50
29.31
29.27
29.17
28.87
28.80
28.80
28.68
28.51
28.41
28.37
32.09
32.02
31.91
31.70
31.59
31.44
31.15
30.84
30.60
30.54
32.06
31.93
31.69
31.05
30.69
30.26
29.79
29.34
29.00
28.92
A
B
C
D
E
F
G
H
J
.052 .067 .106 .122 .035 .064 .087 .118 .067
1.32 1.70 2.69 3.10 0.89 1.63 2.21 3.00 1.70
K
L
M
N
P
Q
R
S wt
.083 .033 .042 .012 .020 .012 .006 .018 grams
2.11 0.84 1.07 0.30 0.51 0.30 0.15 0.46 0.020
Demo Board MCL P/N: TB-396+
Suggested PCB Layout (PL-270)
0.5 ^{at RF level of -10 dBm}
D20C
MAINLINE LOSS
0.4
0.3
0.2
0.1
0.0
810
840
870
900
930
960
FREQUENCY (MHz)
35 ^{at RF level of -10 dBm}
IN
33
D20C
RETURN LOSS
OUT
CPL
D20C
COUPLING & DIRECTIVITY
25 ^{at RF level of -10 dBm}
COUPLING
DIRECTIVITY
22
19
16
13
10
810
840
870
900
930
960
FREQUENCY (MHz)
Electrical Schematic
31
29
27
25
810
840
870
900
930
960
FREQUENCY (MHz)
ESD Rating
Human Body Model (HBM): Class 1A (250 v to <500 v) in accordance with ANSI/ESD STM 5.1 - 2001
Machine Model (MM): Class M1 (< 100 v) in accordance with ANSI/ESD STM 5.2 - 1999 (pass 50V)
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IF/RF MICROWAVE COMPONENTS
REV. C
M119986
D20C
JS/TD/CP/AM
081111