The ISL55015 is a high performance gain block featuring a

Darlington configuration using high fT transistors and excellent

thermal performance. They are an ideal choice for DVB-S LNB

cable receiver applications.

Other members of the family include:

• ISL55012 and ISL55015 match a 75Ω source to a 50Ω load

• ISL55013 and ISL55014 match a 50Ω source to a 50Ω load

Features

• Input impedance of 75Ω

• Output impedance of 50Ω

• Gain of 13.5dB @1GHz

• Noise figure of 4.8dB @2GHz

• OIP3 of 31dBm @1GHz

• Low input and output return losses

• Pb-free (RoHS compliant)

Applications

• LNB and LNB-T (HDTV) amplifiers

• IF gain blocks for satellite and terrestrial STBs

• PA driver amplifier

• Wireless data, satellite

• Bluetooth/WiFi

• Satellite locator and signal strength meters