LDU 20 PRE ORDER

Technical Specification Summary
Frequency Range 470-862MHz Typ. Gain 16 dB
P1dB 30 W Typ. Efficiency 40% @1 dB cp
Analogue TV 20 Wps Temperature Range -10 to +55C
DVB 5 Wrms Max VSWR 3:1
DTV 6,5W Working Class AB
Dual tone 40 Wpep Supply Voltage 26,5 V
Devices: PTFA220121M or equivalent

Key Features and functions
> Temperature compensated bias
> SmartBias® Infrared or Manual operated bias circuit (Option)
> High temperature protections

General Description
Actual Power Amplifier Picture
LDU20-RV2 GR04650
This ultra linear power amplifier pallet has been designed to cover the entire UHF TV band from
470 to 862MHz, offering OEMs a single, unsurpassed solution for their low power amplifier
designs. Designed for analog and digital applications, the LDU20-R incorporates microstrip
technology and the latest generation of LDMOS power devices for increased ruggedness and
reliability. Patented bias control (IR SmartBias®, optional). The Matching circuit offers the
smallest footprint available today vs. power output.