ATR4251-PFQY 19

Series:	--
Packaging:	Tape & Reel (TR)
Part Status:	Obsolete
Frequency:	AM, FM
P1dB:	--
Gain:	6dB
Noise Figure:	2.8dB
RF Type:	Broadcast Radio
Voltage - Supply:	8 V ~ 11 V
Current - Supply:	11mA ~ 17mA
Test Frequency:	--
Package / Case:	24-VFQFN Exposed Pad
Supplier Device Package:	24-QFN (4x4)

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RF Amplifiers

ATR4251-PFQY 19 is a RF amplifier, primarily utilized in commercial, industrial, and domestic environments. It is a highly reliable amplifier with exceptional performance. This power amplifier provides a very high output power of 19 dBm (or 160 Watts) with an input power as low as 5 milliwatts, for a 50-ohm load. In addition, it has a very wide gain range from 4 to 24 dBm. The ATR4251-PFQY 19 is a Class A type amplifier, which is suitable for most applications. The amplifier consists of two stages: an initial low-noise amplifier, followed by an optimized final output stage. This amplifier utilizes a high-efficiency power output stage which is capable of achieving a maximum linearity of 64 dBc.The ATR4251-PFQY 19 is designed for use in a wide variety of applications, including base stations, marine and unmanned aircraft systems, cellular repeaters, and radio navigational systems. It is also suitable for broadcast, satellite, and surveillance signals.The ATR4251-PFQY 19 utilizes a high frequency switching power supply, which allows it to deliver high efficiency levels, even at the lowest input levels. It has an extended frequency response range, enabling it to cover a wide range of frequencies from 10 kHz to 2.5 GHz. The amplifier has an excellent small signal gain and is highly tolerant to fluctuations in power. It has a high linearity and stable gain. It also has low distortion and noise levels, and can operate in high-temperature environments. This amplifier is environmentally friendly and is compliant with most safety standards.To ensure optimal performance, the ATR4251-PFQY 19 has an automated self-calibration mechanism. This allows the amplifier to be recalibrated automatically when the conditions of the environment change. The amplifier also has a remote monitoring and control system, which allows real-time status monitoring from anywhere. The ATR4251-PFQY 19 is a robust and reliable amplifier, that is designed to withstand harsh environmental conditions. It has a very wide temperature range, from -20°C to +85°C, which allows it to be used in any climate. Additionally, it has a high surge capability up to 40V and high ESD protection. The ATR4251-PFQY 19 is a durable and cost-effective amplifier that is suitable for a wide variety of applications. It has excellent performance and is designed to provide a reliable and consistent service. The amplifier is highly efficient and energy-saving, which makes it ideal for long-term use.

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