The DAC4101 from Teledyne Microwave Solutions is a RF Detector with Frequency 10 to 4000 MHz, Max Input Power 36.99 dBm, Max Input Power 0 to 0.003 W, Frequency Flatness ±0.6 to 0.75 dB, Voltage Sensitivity 90 to 120 mV. Tags: Surface Mount, Log Detector. More details for DAC4101 can be seen below.