E-Series RF 1:4 Flux Coupled Step-up Transformer 2.0 - 800 MHz
ETC4-1-2
E-Series RF 1:4 Flux Coupled Step-up Transformer 2.0 - 800 MHz
Features
• • • • Surface Mount 1:4 Impedance Ra...
Description
ETC4-1-2
E-Series RF 1:4 Flux Coupled Step-up Transformer 2.0 - 800 MHz
Features
Surface Mount 1:4 Impedance Ratio CT on Secondary Available on Tape & Reel
SM-22 Package
0.050 (1.27) 0.030 (0.762)
0.150 (3.81) 0.030 (0.762) 0.150 (3.81)
0.150 MAX (3.81 MAX) 0.065 (1.65)
0.030 (0.762)
0.055 0.190 (1.397) (4.83)
Description
M/A-COM’s ETC4-1-2 is a 1:4 RF flux coupled 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.
0.100 (2.54)
0.130 (3.30)
0.030 (0.762)
Schematic
Primary Dot 4 3 turns Primary 5
3 turns
3 Secondary Dot 3 turns 2 Secondary CT 3 turns 1 Secondary
Electrical Specifications @25°C
Parameter Frequency Range 2.0 - 800 Insertion Loss (fL - fU) 10 - 100 MHz 5.0 - 600 MHz 2.0 - 800 MHz Amplitude Unbalance 10 - 100 MHz 2.0 - 800 MHz Phase Unbalance 10 - 500 MHz 2.0 - 800 MHz Units MHz dB dB dB dB dB Degrees Degrees Nominal — — — — — — — — Maximum — 1.0 2.0 3.0 0.25 1.0 2.0 10 Mean (x) — — 1.21 — — — — — Sigma (σ) — — 0.032 — — — — —
Note: Mean and Sigma calculated from average loss at @ 105 MHz. Please Note that the photograph above indicates typical package only, not actual unit.
V2.00 S 0258 M
ETC4-1-2
Absolute Maximum Ratings
Parameter RF Power DC Current Operating Temperature Storage Temperature Absolute Maximum 250 mW 30 mA -40°C to +85°C -40°C to +85°C
Functional Configuration
Func...
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