PA300A power amplifier module

PA300A power amplifier module realizes power amplification output of radio frequency signals，Works in the 280MHz~350MHz frequency band。

Function Description：

• Working frequency：280MHz~350MHz
• input return loss: S11<-10db
• output return loss: S22<-12db
• ripple: <±1db
• Gain : >=40dB
• Output power：When used with RCB, the wideband output power can reach 30dbm.(1W)
• 8MHz OFDM input bandwidth(Pout=31.7dbm)adjacent channel suppression ratio：>=35dBc
• size：55x40mm(Excluding the dimensions of the interface components protruding from the edge of the board)
• COFDM transmit interface：11V~12.8V
• board size：30mm x 28mm
• J1：COFDM transmit interface
• J2/J3：External power supply interface(For example, connect a cooling fan)

PA300A interface signal description：