ETK4-1T Datasheet, PDF (1/2 Pages) Tyco Electronics – E-Series RF 4:1 Transformer 8.0 - 750 MHz

E-Series RF 4:1 Transformer
8.0 - 750 MHz
Features
q _{Surface Mount}
q _{4:1 Impedance Ratio}
q _{CT on Secondary}
Description
M/A-COM’s ETK4-1T is a 4:1 RF 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.
Schematic
SM-22
PRI
SEC
ETK4-1T
V3.00
Specifications @ 25°C
Frequency Range: 8.0 - 750 MHz
Parameter
Insertion Loss (f_L - f_U)
70 - 250 MHz
15 - 600 MHz
8.0 - 750 MHz
Amplitude Unbalance
8.0 - 750 MHz
Phase Unbalance
8.0 - 750 MHz
Maximum Mean (x) Sigma (σ)
2.0 dB
3.0 dB
4.0 dB
1.56 dB
–
–
0.007
–
–
1.0 dB
–
–
20°
–
–
Note: Mean and sigma calculated from average loss @ (f_U - f_L)/2 + f_L.
Ordering Information
Part No.
ETK4-1T
ETK4-1TTR
Packaging
Tubes
Tape & Reel
Dimensions in ( ) are in mm.
Unless Otherwise Noted: .x = ±0.04 (1.00)
.xx = ±0.02 (0.50)
.xxx = ±0.010 (0.250)
Pin Configuration
Pin No.
1
2
3
4
5
Function
Secondary dot
Secondary CT
Secondary
Primary
Primary dot
Specifications Subject to Change Without Notice.
M/A-COM, Inc.
North America: Tel. [phone]
Fax [phone]
s Asia/Pacific: Tel. [phone]
Fax [phone]
S 0934 D
1
s Europe: Tel. [phone]
Fax [phone]