QPB7420 75 20dB CATV Amplifier 47 1218MHz Product Overview The QPB7420 is a GaAs pHEMT single ended RF amplifier IC featuring 20dB of flat gain and low noise. This IC is designed to support Fiber to The Home (FTTH) applications from 47 to 1218MHz using a single 5V supply, or it can be used from 3V to 8V depending on linearity requirements. QPB7420 offers low noise and distortion plus high gain in a SOT-89 package for convenient layout and design in set top and infrastructure projects for 75 CATV and satellite SOT-89 Package applications. Key Features 47MHz to 1218MHz Operation Functional Block Diagram 3V, 5V, and 8V Operation Gain 20dB Typical Noise Figure 1.1dB Typical at 850MHz Adjustable Bias Using External Resistors Convenient SOT-89 Package RoHS Compliant Applications FTTH GPON and GEPON DOCSIS 3.1 Head End CMTS Equipment Optical Node Top View Satellite Low Noise Amplifier Cable Modem and Set Top Box Single Ended Gain Block Ordering Information Part Number Description QPB7420SB Sample bag with 5 pieces QPB7420SR 7 Reel with 100 pieces QPB7420TR13 13 Reel with 2500 pieces QPB7420PCK-1 471218MHz PCBA with 5 pc sample bag Data Sheet Rev D, Aug 30, 2021 - 1 of 22 - www.qorvo.com Subject to change without notice All rights reserved QPB7420 75 20dB CATV Amplifier 47 1218MHz Absolute Maximum Ratings Parameter Rating Supply Voltage (VDD) +10V Supply Current (IDD) 140mA Maximum Input Level 65dBmV Operating Temperature Range -40 to +85C Storage Temperature Range 65 to +150C Maximum Junction Temperature +150C Exceeding any one or a combination of the Absolute Maximum Rating conditions may cause permanent damage to the device. Extended application of Absolute Maximum Rating conditions to the device may reduce device reliability. Electrical Specifications 3V (1) Parameter Condition Min Typ Max Unit Supply Voltage (V ) 3 V DD Supply Current (I ) 35 mA DD Frequency Range 47 1218 MHz Gain 20 dB Gain Slope 1.0 dB Reverse Isolation 22 dB Input Return Loss 21 dB Output Return Loss 21 dB Noise Figure 1.3 dB CSO 20dBmV/ch output, 80 NTSC + 108QAM, flat 54 dBc CTB 20dBmV/ch output, 80 NTSC + 108QAM, flat 75 dBc CCN 20dBmV/ch output, 80 NTSC + 108QAM, flat 52 dB OIP2L 7dBm/tone output 38 dBm OIP2H 7dBm/tone output 37 dBm OIP3 7dBm/tone output 28 dBm OP1dB 15.3 dBm Thermal Resistance 35 C/W JC Notes: 1. Typical performance at these conditions: Temp = +25C, V = +3V, 75 system, Full band unless otherwise noted DD Data Sheet Rev D, Aug 30, 2021 - 2 of 22 - www.qorvo.com Subject to change without notice All rights reserved