E-Series RF 1:1 Transformer
1710 - 1910 MHz ETC1-1-10
M/A-COM, Inc.
North America: Tel. (800) 366-2266 ■Asia/Pacific: Tel. +81 (03) 3226-1671 ■Europe: Tel. +44 (1344) 869 595
Fax (800) 618-8883 Fax +81 (03) 3226-1451 Fax +44 (1344) 300 020
1
Specifications Subject to Change Without Notice.
V3.00
Features
Surface Mount
1:1 Impedance Ratio
Description
M/A-COM’s ETC1-1-10 is a 1:1 RF transformer in a
low-cost, surface mount package. Ideally suited for high
volume cellular and wireless applications.
Schematic
Specifications @ 25°C
Frequency Range: 1710 - 1910 MHz
Ordering Information
Part No. Packaging
ETC-1-1-10 Tubes
ETC-1-1-10TR Tape & Reel
SM-22
Pin Configuration
Pin No. Function
1 Secondary dot
2 Not connected
3 Secondary
4 Primary
5 Primary dot
●
●
S 0841 E
Dimensions in ( ) are in mm.
Unless Otherwise Noted: .x = ±0.04 (1.00)
.xx = ±0.02 (0.50)
.xxx = ±0.010 (0.250)
PRI SEC
Parameter Maximum Mean (x) Sigma (σ)
Insertion Loss (fL- fU)
1710 - 1910 MHz 2.0 dB 0.742 dB 0.158
Amplitude Unbalance
1710 - 1910 MHz 2.0 dB – –
Phase Unbalance
1710 - 1910 MHz 10° – –
Note: Mean and sigma calculated from average loss at @ (fU- fL)/2 + fL.
E-Series RF 1:1 Transformer ETC1-1-10
V3.00
M/A-COM, Inc.
North America: Tel. (800) 366-2266 ■Asia/Pacific: Tel. +81 (03) 3226-1671 ■Europe: Tel. +44 (1344) 869 595
Fax (800) 618-8883 Fax +81 (03) 3226-1451 Fax +44 (1344) 300 020
2Specifications Subject to Change Without Notice.
Absolute Maximum Ratings
INSERTION LOSS vs FREQUENCY PHASE UNBALANCE vs FREQUENCY
Parameter Absolute Maximum
RF Power 250 mW
DC Current 30 mA
Operating/Storage Temp. 0°C to +70°C
Typical Performance
Over Extended Bandwidth (30 kHz - 3 GHz)
AMPLITUDE UNBALANCE vs FREQUENCY INPUT IMPEDANCE vs FREQUENCY
Note: All measurements performed on Hewlett Packard 8753D Network Analyzer (201 sample points, linear scale) in a 50 ohm coplanar waveguide
environment. Tables created using MDS software.
S-Parameter data available by E-Mail. Send your request to: eurotec@corp.macom.com.
30.0 kHz freq 3.0 GHz A
30.0 kHz freq 3.0 GHz B
B1
A1
–10.0 avgs31 0.0B
–10.0 avgs21 0.0A
30.0 kHz freq 3.0 GHz A
30.0 kHz freq 3.0 GHz B
A1
B1
B1
0.0 avgpb2 360.0B
0.0 avgpb1 360.0A
30.0 kHz freq 3.0 GHz A
A1
–5.0 avgab 5.0A
30.0 kHz freq 3.0 GHz B
Y–FS= 1.0 avgiprl B
