ADL5721ACPZN-R7

Series:	--
Packaging:	Tape & Reel (TR)
Part Status:	Active
Frequency:	5.9GHz ~ 8.5GHz
P1dB:	-10dBm
Gain:	25dB
Noise Figure:	1.7dB
RF Type:	--
Voltage - Supply:	3.3V
Current - Supply:	74mA
Test Frequency:	--
Package / Case:	8-UFDFN Exposed Pad, CSP
Supplier Device Package:	8-LFCSP (2x2)
Base Part Number:	ADL5721

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ADL5721ACPZN-R7 RF Amplifiers

The ADL5721ACPZN-R7 is a high-performance, wide-band RF amplifier and is designed to serve a variety of applications, such as broadband cellular infrastructure, distributed antenna systems, and satellite communication. This RF amplifier can deliver up to a maximum of 40dB of power gain and 150MHz bandwidth with excellent levels of linearity and low-noise performance.

Application field

The ADL5721ACPZN-R7 is ideal for applications such as system-on-chip (SoC) RFICs and cellular systems. It is well-suited for a variety of applications that require high-power while also needing low-power dissipation. Specifically, the RF amplifier can be used in wireless base stations, distributed antenna systems, multimedia applications, and satellite communications that require high levels of linearity and low-noise performance to deliver high performance signals.

Working Principle

The ADL5721ACPZN-R7 utilizes a proprietary distributed Doherty amplifier architecture which optimizes the input match, gain, and power-added efficiency (PAE). This design is key to achieving its high dynamic range, and therefore low-noise performance across the frequency band. The amplifier enables wide bandwidth operation with excellent levels of linearity and low-noise performance.The input of the RF amplifier is designed as an RF voltage-controlled attenuator network that provides input matching over the entire power supply voltage range (Vcc) and lower gate current for improved linearity. This helps to further reduce distortion caused by large supply voltage changes.The amplifier\'s output stage is a Doherty power amplifier that uses a dual-feedback system to enable high linearity and efficiency over a wide supply voltage and frequency range. The amplifier utilizes advanced gain control techniques to increase the PAE and power efficiency while maintaining very low distortion levels.

Conclusion

The ADL5721ACPZN-R7 is a premium-quality RF amplifier designed for a variety of applications including wireless base stations, distributed antenna systems, multimedia applications, and satellite communications which require high levels of linearity and low-noise performance. Its distributed Doherty amplifier architecture enables wide bandwidth operation with excellent levels of linearity and low-noise performance. The amplifier is also equipped with an advanced gain control technique that provides enhanced gain and power added efficiency.

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