The SI4435BDY-T1-E3 is a high-performance, high-efficiency, and highly integrated 900 MHz RF amplifier module from Vishay Semiconductor. The module features low current consumption and a low noise figure. It is designed to operate in the ISM frequency band of 868 to 928 MHz while supporting a power output of 13 dBm. The RF module includes an integrated voltage regulator, enabling operation over a wide range of voltages. It features high gain, low distortion, and low noise for improved overall RF transmission performance. Additionally, it is RoHS compliant and comes in a compact, 3.2 x 2.5mm, 24-pin, TDFN (Thin Dual Flat No Lead) package.