ETC1-1T-5 E-Series RF 1:1 Transformer 2– 500 MHz Features • • SM-22 Package Surface Mount 1:1 Impedance Ratio 0.030 (0.762) 0.050 (1.27) 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) 0.100 (2.54) 0.130 (3.30) Description M/A-COM’s ETC1-1T-5 is a 1:1 RF transformer in a low cost, surface mount package. Ideally suited for high volume cellular wireless applications. Typical applications include single to balanced mode conversion and impedance matching. 0.030 (0.762) Schematic Electrical Specifications @25°C Parameter Units Typical Minimum Maximum 2 - 500 MHz — — — 2 - 500 MHz dB — — 2.0 2 - 300 MHz dB — — 1.0 2 - 300 MHz dB — — 0.3 2 - 500 MHz dB — — 0.6 2 - 300 MHz o — — 2.0o 2 - 500 MHz o — — 5.0o Frequency Range Insertion Loss (fL - fU) Amplitude Imbalance Phase Imbalance S 0844 E ETC1-1T-5 Absolute Maximum Ratings Parameter Functional Configuration Absolute Maximum Function 250 mW Secondary Dot 3 30 mA Secondary CT — Operating Temperature -20°C to +85°C Secondary 1 Storage Temperature -20°C to +85°C RF Power DC Current Pin No. Primary 5 Primary Dot 4 Primary CT — Not Connected 2