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Surface Mount
Directional Couplers
6 to 20 dB Coupling 75
Features
* * * * * * * very flat coupling very broadband, multi octave temperature stable, BLUE CELLTM base all welded construction leads attached for better solderability micro-miniature coupler protected by U.S. Patent 6,140,887 & 6,784,521
NEW!
DBTC-75-OHMS SERIES
5 to 1500 MHz
No Leads CASE STYLE:AT790-1 PRICE: $1.99 ea. QTY (25) $1.69 ea. QTY (1000)
Leads CASE STYLE:AT1030 PRICE: $2.14 ea. QTY (25) $1.84 ea. QTY (1000)
Applications
* cable TV
Directional Coupler Electrical Specifications
MODEL NO. FREQ. RANGE (MHz)
fL-fU 5-1250 5-1000 5-1000 1000-1500 5-1000 1000-1500 5-1000 5-1250
COUPLING (dB)
Max. Nom. Flatness 6.80.3 0.8 10.50.5 13.20.5 13.60.5 16.30.5 16.50.5 18.20.5 20.50.5 0.7 0.6 0.8 0.7 0.7 0.7 0.9 L Typ. Max. 2.2 3.1 1.5 0.9 1.2 0.8 0.4 2.2 1.4 2.0 1.5 0.7
MAINLINE LOSS* (dB)
THEORETICAL LOSS (dB)
DIRECTIVITY (dB)
L Typ. Min. 15 13 21 16 21 17 22 16 25 16 20 16 M Typ. Min. 17 13 20 19 17 21 19 21 19 13 14 -- 13 -- 14 13 U Typ. Min. 16 10 16 18 20 15 11 -- -- -- -- 7 U Typ. Min. 12 7 -- -- -- -- 9 -- -- -- -- 6
VSWR** POWER (:1) INPUT, W
Typ. 1.40 1.30 1.30 1.30 1.30 1.40 L Max. 0.5 0.5 0.5 1.0 1.0 0.5 MU Max. 1.0 1.0 1.0 1.0 1.0 1.0
DBTC-6-4-75 DBTC-10-4-75 DBTC-13-5-75 DBTC-16-5-75 DBTC-18-4-75 DBTC-20-4-75
M U U Typ. Max. Typ. Max. Typ. Max. 2.2 2.6 2.3 2.8 2.3 2.9 1.02 1.4 1.0 1.4 1.0 1.3 0.8 0.6 2.0 1.5 2.2 1.5 1.9 1.4 0.9 1.5 2.0 1.1 1.6 1.1 1.6 1.0 1.6 0.8 1.2 -- -- -- -- -- -- -- -- 0.40 0.21 0.20 0.10 0.10 0.07 0.04
1.1 1.5
* Includes theoretical loss at coupled port ** For coupled port VSWR above 500 MHz, 1.6:1 typ.
L = low range [fL to 10 fL]
M = mid range [10 fL to fU/2]
U = upper range [f U/2 to f U]
U= 1000-1250 MHz
To order models with leads, add "L" suffix to model No.
Pin Connections
INPUT OUTPUT COUPLED GROUND NOT USED* *pins 5&6 must be isolated 3 4 1 2 5,6
Maximum Ratings
Operating Temperature Storage Temperature -40C to 85C -55C to 100C
Outline Drawing
AT790-1
Demo Board MCL P/N: TB-279 Suggested PCB Layout (PL-151)
AT1030
AT790-1 & AT1030
Outline Dimensions ( inch ) mm
Case Style A AT790-1 .150 3.81 AT1030 .166 4.22 B .150 3.81 .150 3.81 C .150 3.81 .155 3.94 D .050 1.27 .050 1.27 E .030 0.76 .037 0.94 F .025 0.64 .025 0.64 G .028 0.71 .012 0.30 H .050 1.27 .060 1.52 J .160 4.06 .184 4.67 K .030 0.76 .030 0.76
(R)
L -- -- .004 0.10
wt. grams .10 .10
Reflow Solder Assembly Silver-bearing solder (Sn/Pb/Ag 62/36/2%) is recommended; however, tin-lead eutectic (Sn/Pb 63/37%) may be used. For temperature profiles, see Application Note AN-40-004
Mini-Circuits
INTERNET http://www.minicircuits.com P.O. Box 350166, Brooklyn, New York 11235-0003 (718) 934-4500 Fax (718) 332-4661
Distribution Centers NORTH AMERICA 800-654-7949 * 417-335-5935 * Fax 417-335-5945 * EUROPE 44-1252-832600 * Fax 44-1252-837010
Mini-Circuits ISO 9001 & ISO 14001 Certified
REV. G M89618 DBTC-6-4-75 DBTC-6-4-75L DBTC-10-4-75 DBTC-10-4-75L DBTC-13-5-75 DBTC-13-5-75L DBTC-16-5-75 DBTC-16-5-75L DBTC-18-4-75 DBTC-18-4-75L DBTC-20-4-75 DBTC-20-4-75L DBTC-75_75L WZ/RS/CP 040225 PAGE 1 OF 2
ED-10488B/1 ED-10488C/1 ED-8953/1 ED-8953A/1 ED-8967/1 ED-8967A/1 ED-8978/1 ED-8978A/1 ED-8956/1 ED-8956A/1 ED-10793/1 ED-10793A/1
DBTC-75L-OHMS SERIES
18.0 COUPLING & DIRECTIVITY (dB) 16.0 RETURN LOSS (dB) 14.0 12.0 10.0 8.0 6.0 4.0 2.0 0.0 0 250 500 750 1000 1250 FREQUENCY (MHz) COUPLING DIRECTIVITY 0.0 0 250 500 750 1000 1250 FREQUENCY (MHz) 50.0 40.0 30.0 20.0 10.0 DBTC-6-4-75L COUPLING & DIRECTIVITY 60.0 at RF level of -10 DBTC-6-4-75L RETURN LOSS IN OUT CPL
1.70
at RF level of -10 dBm
DBTC-10-4-75L INSERTION LOSS 30 25 RETURN LOSS (dB) 20 15 10 5
at RF level of -10 dBm
DBTC-10-4-75L RETURN LOSS
INSERTION LOSS (dB)
1.65
1.60
1.55
1.50
1.45 0 200 400 600 800 1000 0 0 200 400 600 FREQUENCY (MHz) FREQUENCY (MHz)
IN
OUT 800
CPL 1000
1.6 1.4 INSERTION LOSS (dB) 1.2 1.0 0.8 0.6 0.4 0.2 0.0 0
at RF level of -10 dBm
DBTC-13-5-75L INSERTION LOSS 30 COUPLING & DIRECTIVITY (dB) 25
DBTC-13-5-75L COUPLING & DIRECTIVITY 35 30 RETURN LOSS (dB) 25 20 15 10 5
at RF level of -10 dBm
DBTC-13-5-75L RETURN LOSS
20 15 10 5 COUPLING 0 0 300 600 900 1200 1500 DIRECTIVITY
IN 0 0 300 600 900
OUT 1200
CPL 1500
300
600
900
1200
1500
FREQUENCY (MHz)
FREQUENCY (MHz)
FREQUENCY (MHz)
DBTC-16-5-75L INSERTION LOSS
at RF level of -10 dBm
DBTC-16-5-75L COUPLING & DIRECTIVITY COUPLING & DIRECTIVITY (dB) 35 30 25 20 15 COUPLING 10 0 300 600 900 1200 1500 DIRECTIVITY
at RF level of -10 dBm
DBTC-16-5-75L RETURN LOSS 30 25 RETURN LOSS (dB) 20 15 10 5 RL-IN 0 0 300 600 900 1200 1500 RL-OUT RL-CPL
1.30 1.28 INSERTION LOSS (dB) 1.26 1.24 1.22 1.20 1.18 1.16 1.14 1.12 1.10 0 300 600 900 1200 1500 FREQUENCY (MHz)
FREQUENCY (MHz)
FREQUENCY (MHz)
35 COUPLING & DIRECTIVITY (dB) 30 25 20 15 10 5 0 0 200
DBTC-18-4-75L COUPLING & DIRECTIVITY
30 25 RETURN LOSS (dB) 20 15 10 5
at RF level of -10 dBm
DBTC-18-4-75L RETURN LOSS
COUPLING
DIRECTIVITY
IN 0 400 600 800 1000 0 200 400 600
OUT 800
CPL 1000
FREQUENCY (MHz)
FREQUENCY (MHz)
40 COUPLING & DIRECTIVITY (dB) 35
DBTC-20-4-75L COUPLING & DIRECTIVITY
35 30 RETURN LOSS (dB) 25 20 15 10 5
at RF level of -10 dBm
DBTC-20-4-75L RETURN LOSS
30 25 20 15 10 5 0 0 250 500 750 FREQUENCY (MHz) 1000 1250 COUPLING DIRECTIVITY
IN 0 0
OUT 250
CPL 500 750 1000 1250
FREQUENCY (MHz)
Mini-Circuits
(R)
INTERNET http://www.minicircuits.com P.O. Box 350166, Brooklyn, New York 11235-0003 (718) 934-4500 Fax (718) 332-4661
Distribution Centers NORTH AMERICA 800-654-7949 * 417-335-5935 * Fax 417-335-5945 * EUROPE 44-1252-832600 * Fax 44-1252-837010
Mini-Circuits ISO 9001 & ISO 14001 Certified
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