The TD5003 from Advanced Microwave Inc is a RF Detector with Frequency 2 to 18 GHz, Max Input Power 15 dBm, TSS -47 dBm, Frequency Flatness 1.2 dB, Voltage Sensitivity 550 mV/mW. Tags: Module with Connectors, Diode Detector. More details for TD5003 can be seen below.