Available on Tape
and Reel For Pick and
Place Manufacturing.
USA/Canada:
Toll Free:
Europe
:
(315) 432-8909
(800) 544-2414
+44 2392-232392
Hybrid Couplers
3 dB, 90°
°°
°
Description
The 11303-3 is a low profile 3dB hybrid coupler in an easy to use surface
mount package covering the NMT 450 band. The 11303-3 is ideal for
balanced amplifiers and signal distribution and can be used in most high
power designs. Parts have been subjected to rigorous qualification testing
and units are 100% tested. They are manufactured using materials with x
and y thermal expansion coefficients compatible with common substrates
such as FR4, G-10 and polyamide.
ELECTRICAL SPECIFICATIONS**
Frequency Isolation
Insertion
Loss
VSWR
MHz dB Min dB Max Max:1
380 – 520 20 0.35 1.28
Amplitude
Balance
Phase
Balance
Power
Θ
ΘΘ
ΘJC
Operating
Temp.
dB Max Degrees Ave. CW Watts ºC/ Watt ºC
Features:
• 380 - 520 MHz
• Low loss
• High Isolation
• 90
o
Quadrature
• Surface Mountable
• Tape And Reel
• Convenient Package
• 100% Tested
± 0.30 ± 3 125 14 -55 to +85
**Specification based on performance of unit properly installed on microstrip printed circuit
boards with 50 Ω nominal impedance. Specifications subject to change without notice.
Outline Drawing
1
1
3
0
3
-
3
M
e
c
h
a
n
i
c
a
l
O
u
t
l
i
n
e
D
i
m
e
n
s
i
o
n
s
a
r
e
i
n
I
n
c
h
e
s
[
M
i
l
l
i
m
e
t
e
r
s
]
B
o
t
t
o
m
V
i
e
w
(
F
a
r
-
s
i
d
e
)
S
i
d
e
V
i
e
w
T
o
p
V
i
e
w
(
N
e
a
r
-
s
i
d
e
)
.065
±.007
[1.66
±0.18
]
Pin 2
Pin 3
Pin 1
Pin 4
.650
±.010
[16.51
±0.25
]
.480
±.010
[12.19
±0.25
]
Denotes
Array Number
GND
Pin 1
Pin 4
Pin 3
Pin 2
GND
.024
±.004
TYP
[0.61
±0.10
]
.050
±.008
[1.27
±0.20
]
P
a
r
t
I
s
S
y
m
m
e
t
r
i
c
A
b
o
u
t
A
l
l
A
x
i
s
.050
±.008
[1.27
±0.20
]
