DBTC-20-4
Frequency
MHz		 Coupling
dB		 Mainline Loss
dB		 Directivity
dB		 VSWR
(:1)		 Power
INPUT, W
fL - fU Nom. Flatness L
Typ.  Max.		 M
Typ.  Max.		 U
Typ.  Max.		 L
Typ.  Min.		 M
Typ.  Min.		 U
Typ.  Min.		 Typ. L
Max.		 MU
Max
20-1000 20.4±0.60 ±0.8 0.30  1.00 0.40  1.00 0.70  1.30 21  13 21  14 16  1.20 1.0 1.0
L=low range(fL to 10fL)  M=mid range(10fL to fU/2)  U=upper range(fU/2 to fU)

Pin Connections
Port Input Output Coupled
(forward)		 Coupled
(reverse)
na 3 4 1
Not Used Case GND Termination GND  
5,6 2  



Case Style - AT790 (inch,mm )   weight: 0.15 grams.
A B C D E F G H J
.150
3.810		 .150
3.810		 .150
3.810		 .050
1.270		 .030
0.762		 .025
0.635		 .028
0.711		 .050
1.270		 .160
4.064
K L M N P Q R S T
.030
0.762		                
Tolerance: .x ± .1  .xx ± .03  .xxx ± .015 inch.
Material and Finish:
    Open style, Ceramic Base. Termination Finish: solder Coating.
Packaging:

Packaging information:
Tape Width(mm): 12
Reel Size(inches): 13
Device Cavity Pitch(mm): 8
Devices Per Reel: 1000(3)

 Notes:
• For Surface Mount Environmental Specifications, please click here.
Re-flow soldering information is available in "Surface Mount" article.
• For coupled port VSWR above 500MHz, 1:6:1 typ.
• Pins 5&6 must be isolated
• General Quality Control Procedures and Environmental Specifications are given in Mini-Circuits Guarantees Quality.
Hi-Rel, MIL description are given in Hi-Rel and MIL
• Prices and Specifications subjects to change without notice.

FREQ
(MHz)		 I. Loss (dB)
In-Out		 Coupling (dB)
In-CPL		 Directivity (dB) Return Loss (dB)
In Out CPL
20.00 0.33 20.30 19.79 28.00 30.48 26.85
100.00 0.35 20.25 22.11 29.28 31.80 27.18
200.00 0.38 20.28 23.36 29.12 30.13 24.16
300.00 0.41 20.32 24.66 27.95 28.09 21.44
400.00 0.43 20.36 25.00 27.01 26.54 19.23
500.00 0.48 20.40 23.74 26.41 25.97 17.30
600.00 0.53 20.43 21.33 25.99 25.74 15.69
700.00 0.58 20.50 19.06 25.78 26.00 14.31
800.00 0.63 20.59 17.10 26.16 26.88 13.07
1000.00 0.70 20.94 14.20 28.41 29.64 11.03