E-Series RF 1:4 Transformer — 6.0 - 1000 MHz ETC4-1T-7 ETC4-1T-7 E-Series RF 1:4 Transmission Line Step-up Transformer Features • • • • SM-22 Package Surface Mount 1:4 Impedance Ratio CT on Secondary Available on Tape & Reel 0.030 (0.762) 0.050 (1.27) 0.150 (3.81) 0.030 (0.762) 0.150 MAX (3.81 MAX) 0.150 0.065 (3.81) (1.65) 0.030 (0.762) 0.055 0.190 (1.397) (4.83) Description M/A-COM’s ETC4-1T-7 is a 1:4 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. 0.030 0.100 (2.54) (0.762) 0.130 (3.30) Schematic Primary Dot 5 1 Secondary Dot 2 Secondary CT Primary 4 3 Secondary Electrical Specifications @25°C Parameter Frequency Range 6.0 - 1000 Units Nominal Maximum Mean (x) Sigma (σ) MHz — — — — Insertion Loss (fL - fU) 6.0 - 600 MHz 600 - 1000 MHz dB dB — — 2.0 3.0 1.06 — 0.027 — Amplitude Unbalance 6.0 - 1000 MHz dB — 1.0 — — Degrees — 10 — — Phase Unbalance 6.0 - 1000 MHz Note: Mean and Sigma calculated from average loss at @ (fU - fL)/2 + fL Please Note that the photograph above indicates typical package only, not actual unit. M/A-COM Division of AMP Incorporated ■ North America: Tel. (800) 366-2266, Fax (800) 618-8883 ■ Asia/Pacific: Tel.+85 2 2111 8088, Fax +85 2 2111 8087 ■ Europe: Tel. +44 (1344) 869 595, Fax+44 (1344) 300 020 www.macom.com AMP and Connecting at a Higher Level are trademarks. Specifications subject to change without notice. V2.00 S 0804 F E-Series RF 1:4 Transformer — 6.0 - 1000 MHz ETC4-1T-7 Functional Configuration Absolute Maximum Ratings Parameter Absolute Maximum Function Pin No. RF Power 250 mW Secondary Dot 1 DC Current 30 mA Secondary CT 2 Operating Temperature -20°C to +85°C Secondary 3 Storage Temperature -20°C to +85°C Primary 4 Primary Dot 5 Typical Performance Over Extended Bandwidth (30kHz - 3.0GHz) Insertion Loss Phase Unbalance Amplitude Unbalance Input Impedance Note: All measurements performed on Hewlett Packard 8753D Network Analyser (201 sample points, linear scale) in a 50 ohm coplanar waveguide environment. Tables created using MDS software. V2.00 M/A-COM Division of AMP Incorporated ■ North America: Tel. (800) 366-2266, Fax (800) 618-8883 ■ Asia/Pacific: Tel.+85 2 2111 8088, Fax +85 2 2111 8087 ■ Europe: Tel. +44 (1344) 869 595, Fax+44 (1344) 300 020 www.macom.com AMP and Connecting at a Higher Level are trademarks. Specifications subject to change without notice. S 0804 F