ETK4-1T Datasheet | Tyco Electronics

Features q q q V3.00 SM-22 Surface Mount 4:1 Impedance Ratio CT on Secondary Description M/A-’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 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 2.0 d B 3.0 d B 4.0 d B 1.0 d B 20° Mean (x) Sigma (σ) 1.56 d B - - - - 0.007 - - - - 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 Function Secondary dot Secondary CT Secondary Primary Primary dot 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 &...