E-Series RF 1:9 Transformer -- 10 - 75 MHz ETC9-1T-5
M/A-COM
n
North America: Tel. (800) 366-2266, Fax (800) 618-8883
n
Asia/Pacific: Tel.+85 2 2111 8088, Fax +85 2 2111 8087
n
Europe: Tel. +44 (1344) 869 595, Fax+44 (1344) 300 020
www.macom.com
Specifications subject to change without notice.
S 0806 F
Features
Surface Mount
1:9 Impedance Ratio
CT on Secondary
Description
M/A-COM's ETC9-1T-5 is a 1:9 RF transmission line step-up
transformer in a low cost, surface mount package. Ideally suited
for high volume cellular and wireless applications. Typical
applications include single to balanced mode conversion and
impedance matching.
SM-22 Package
E-Series 1:9 Transformer
10 - 75 MHz
ETC9-1T-5
Schematic
(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
Electrical Specifications @25C
Parameter
Units
Maximum
Minimum
Typical
Frequency Range
MHz
--
--
--
Insertion Loss (f
L
- f
U
)
10- 75 MHz
dB
2.0
--
0.8
Amplitude Unbalance
10-75 MHz
dB
1.0
--
0.1
Phase Unbalance
10-75 MHz
Degrees
7
--
--
Return Loss
10-75 MHz
dB
14
--
20.50
E-Series RF 1:9 Transformer -- 10 - 75 MHz ETC9-1T-5
M/A-COM
n
North America: Tel. (800) 366-2266, Fax (800) 618-8883
n
Asia/Pacific: Tel.+85 2 2111 8088, Fax +85 2 2111 8087
n
Europe: Tel. +44 (1344) 869 595, Fax+44 (1344) 300 020
www.macom.com
Specifications subject to change without notice.
S 0806 F
Absolute Maximum Ratings
Parameter
Absolute Maximum
RF Power
250 mW
DC Current
30 mA
Operating Temperature
-20C to +85C
Storage Temperature
-20C to +85C
Functional Configuration
Function
Pin No.
Secondary Dot
1
Secondary CT
2
Secondary
3
Primary
4
Primary Dot
5
Typical Performance @ 25C
Amplitude Unbalance
-0.10
-0.08
-0.06
-0.04
-0.02
0.00
10.00
23.00
36.00
49.00
62.00
75.00
(MHz)
(dB)
Phase Unbalance
170.00
175.00
180.00
185.00
190.00
10.00
23.00
36.00
49.00
62.00
75.00
Frequency (MHz)
Degrees
-30.00
-24.00
-18.00
-12.00
-6.00
0.00
10.00
23.00
36.00
49.00
62.00
75.00
(MHz)
(dB)
Return Loss
0.00
0.20
0.40
0.60
0.80
1.00
10.00
23.00
36.00
49.00
62.00
75.00
Frequency (MHz)
dB
Insertion Loss
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