n
North America: Tel. (800) 366-2266, Fax (800) 618-8883
n
Asia/Pacific: Tel.+81-44-844-8296, Fax +81-44-844-8298
n
Europe: Tel. +44 (1344) 869 595, Fax+44 (1344) 300 020
Specifications subject to change without notice.
Visit www.macom.com for additional data sheets and product information.
V8.00 S 0181 I
8
Features
·
Surface Mount
·
1:1 Impedance Ratio
·
CT on Secondary
·
Available on Tape & Reel
Description
M/A-COM's ETC1-1T is a 1:1 RF flux coupled transformer in a
low cost, surface mount package. Ideally suited for high volume
applications.
SM-22 Package
Electrical Specifications @25°C
Parameter
Units
Nominal
Typical
Minimum
Maximum
Frequency Range 0.3 - 200
MHz
--
--
--
--
Insertion Loss 0.3 - 200 MHz
dB
--
--
--
1.5
Amplitude Imbalance 0.3 - 50 MHz
0.3 - 200 MHz
dB
dB
--
--
--
--
--
--
0.1
0.5
Phase Imbalance 0.3 - 50 MHz
0.3 - 200 MHz
Degrees
Degrees
--
--
--
--
--
--
1.0
5.0
Input Return Loss 0.3 - 200 MHz
5 - 120 MHz
dB
dB
--
--
--
--
--
--
10.0
15.0
E-Series RF 1:1 Flux Coupled Transformer
0.3 - 200 MHz
ETC1-1T
Schematic
Please Note that the photograph above indicates typical package only, not actual unit.
(3.30)
(2.54)
0.100
(0.762)
(1.397)
0.055
(4.83)
0.190
0.130
0.030
(3.81 MAX)
0.150 MAX
(0.762)
0.030
0.030
(0.762)
0.030
(0.762)
(1.27)
0.050
(3.81)
0.150
(3.81)
0.150
(1.65)
0.065
Primary Dot 4
3 Secondary Dot
2 Secondary CT
1 Secondary
Primary 5
3 turns
6 turns
3 turns
n
North America: Tel. (800) 366-2266, Fax (800) 618-8883
n
Asia/Pacific: Tel.+81-44-844-8296, Fax +81-44-844-8298
n
Europe: Tel. +44 (1344) 869 595, Fax+44 (1344) 300 020
Specifications subject to change without notice.
Visit www.macom.com for additional data sheets and product information.
V8.00 S 0181 I
8
-0.9
-0.8
-0.7
-0.6
-0.5
-0.4
-0.3
-0.2
-0.1
0.0
0.0
50.0
100.0
150.0
200.0
Frequency (MHz)
dB
Absolute Maximum Ratings
Parameter
Absolute Maximum
RF Power
250 mW
DC Current
240 mA *
Operating Temperature
-40°C to +85°C
Storage Temperature
-55°C to 100°C
Functional Configuration
Function
Pin No.
Primary Dot
4
Primary
5
Primary CT
--
Secondary Dot
3
Secondary
1
Secondary CT
2
Case Ground
--
Not Connected
--
Insertion Loss
Typical Performance
@ +25°C
Amplitude Imbalance
Phase Imbalance
175.0
176.0
177.0
178.0
179.0
180.0
181.0
182.0
183.0
184.0
185.0
0.0
50.0
100.0
150.0
200.0
Frequency (MHz)
De
g
r
ees
-35.0
-30.0
-25.0
-20.0
-15.0
-10.0
0.0
50.0
100.0
150.0
200.0
Frequency (MHz)
dB
0 50 100 150 200
-0.25
-0.20
-0.15
-0.10
-0.05
0.00
0.05
0.0
50.0
100.0
150.0
200.0
Frequency (MHz)
dB
0 50 100 150 200
0 50 100 150 200
E-Series RF 1:1 Transformer -- 0.3 - 200 MHz ETC1-1T
* The maximum DC current applies to the secondary center tap in
applications where the secondary is balanced.
Input Return Loss
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