D19G Datasheet, PDF (1/1 Pages) Mini-Circuits – Directional Coupler 50Ω 1420 to 1660 MHz

Surface Mount
Directional Coupler
50Ω
1420 to 1660 MHz
D19G
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, 1.2:1 typ.
• excellent repeatability
• miniature low profile package
• tape & reel package
• aqueous washable
Applications
• GPS
CASE STYLE: CA531-1
PRICE: $ 0.99 ea. QTY (25)
FREQ.
RANGE
(MHz)
Directional Coupler Electrical Specifications
COUPLING
(dB)
MAINLINE LOSS¹
(dB)
DIRECTIVITY
(dB)
VSWR POWER
(:1) INPUT²
Typ. Max.
1420-1660
18.8±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 10
Typ.
Max.
1.2
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
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
1420.00
0.28
1440.00
0.29
1460.00
0.29
1500.00
0.29
1520.00
0.30
1540.00
0.30
1560.00
0.30
1600.00
0.31
1640.00
0.31
1660.00
0.32
0.5 ^{at RF level of -10 dBm}
D19G
MAINLINE LOSS
0.4
0.3
20.02
19.91
19.80
19.58
19.48
19.38
19.28
19.08
18.88
18.79
16.30
16.38
16.49
16.67
16.78
16.87
16.97
17.17
17.39
17.51
32.66
32.66
32.66
32.92
32.92
32.87
32.87
32.79
32.45
32.22
32.00
32.00
32.17
32.32
32.30
32.26
32.33
32.38
32.09
31.87
36.15
36.47
36.81
37.65
38.00
38.31
38.76
39.93
40.96
41.50
D19G
COUPLING & DIRECTIVITY
25 ^{at RF level of -10 dBm}
COUPLING
DIRECTIVITY
22
19
Demo Board MCL P/N: TB-396+
Suggested PCB Layout (PL-270)
0.2
0.1
0.0
1420
1468
1516
1564
FREQUENCY (MHz)
1612
1660
16
13
10
1420
1468
1516
1564
1612
FREQUENCY (MHz)
1660
45 ^{at RF level of -10 dBm}
43
41
39
37
35
33
31
29
27
25
1420
1468
D19G
RETURN LOSS
IN
OUT
CPL
1516
1564
1612
FREQUENCY (MHz)
1660
Electrical Schematic
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. D
M119986
D19G
JS/TD/CP/AM
081111