Processing method of 35W (Watt) power amplification module in the field of satellite communications

Abstract

The invention provides a processing method of a 35W (Watt) power amplification module in the field of satellite communications. A microwave circuit board and an amplifier module are comprised. The processing method comprises the following steps of S1, sintering a microwave circuit board on a soldering lug; S2, eutecticizing a power amplifier chip U1 to a corresponding molybdenum-copper carrier toform a power amplifier eutectic subassembly G1; S3, sintering the power amplifier eutectic subassembly G1 and a capacitor onto the microwave circuit board; S4, cleaning the sintered microwave circuitboard by use of a gas phase cleaning machine; S5, performing gold wire bonding on the power amplifier chip U1 and the capacitor; and S6, debugging, testing, capping and marking the assembled subassembly. According to the processing method of the 35W power amplification module, the 35W power amplification module in the field of satellite communications is manufactured by virtue of the microelectronic package processing technology, and the 35W power amplifying module in the field of satellite communications has the characteristics of small size, flexible installation and high reliability and issuitable for small batch production.

Description

technical field [0001] The invention mainly relates to the technical field of microwave module production, in particular to a processing method for a 35W power amplification module in the satellite communication field. Background technique [0002] With the continuous development of satellite communication electronic technology, the power amplifier circuit of the 35-watt power amplifier module in the field of satellite communications has been more and more widely used in various fields, such as the Ku-band radar transmitter adopting the power of the 35-watt power amplifier module After the amplifying circuit, the radar signal processor can detect the transmission power to increase the transmission distance; the power amplifying circuit in the 35-watt power amplifying module in the satellite communication field is used for educational measuring equipment to increase the measurement function; in the active phased array radar The power amplifier circuit in the 35-watt power amp...

AI Technical Summary

Problems solved by technology

[0002] With the continuous development of satellite communication electronic technology, the power amplifier circuit of the 35-watt power amplifier module in the field of satellite communications has been more and more widely used in various fields, such as the Ku-band radar transmitter adopting the power of the 35-watt power amplifier module After the amplifying circuit, the radar signal processor can detect the transmission power to increase the transmission distance; the power amplifying circuit in the 35-watt power amplifying module in the satellite communication field is used for educational measuring equipment to increase the measurement function; in the active phased array radar The power amplifier circuit in the 35-watt power amplifier module in the satellite communication field is an important component unit in the TR module; the amplification energy generated by the gallium nitride amplifier circuit can constitute the power amplifier circuit in the 35-watt power amplifier module in the satellite communication field, and the 35-watt power amplifier circuit in the satellite communication field The power amplifying circuit in the watt power amplifying module can also be composed of a power amplifying chip and a matching circuit; most power amplifying circuits that only use the amplification characteristics of the GaN device amplifying circuit have narrow frequency bands, low efficiency, large volume, Features such as complicated installation and low stability

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