LT5519EUF#PBF

Series:	LT5519
Packaging:	Tube
Part Status:	Active
RF Type:	General Purpose
Frequency:	700MHz ~ 1.4GHz
Number of Mixers:	1
Gain:	-0.6dB
Noise Figure:	13.6dB
Secondary Attributes:	Up Converter
Current - Supply:	60mA
Voltage - Supply:	4.5 V ~ 5.25 V
Package / Case:	16-WQFN Exposed Pad
Supplier Device Package:	16-QFN (4x4)
Base Part Number:	LT5519

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RF MixersThe LT5519EUF#PBF is a versatile RF mixer. This device ideal for applications such as cellular and automotive telematics operating up to 1.9 GHz, microwave ovens operating up to 3.5 GHz, LTE applications up to 5GHz, and base station applications up to 7.5 GHz. As one of the best RF mixers on the market, the LT5519EUF#PBF provides great performance, with a very low noise floor and low power consumption.The LT5519EUF#PBF is designed with a fully differential architecture, allowing for superior performance. This device utilizes state-of-the-art RF mixing and LO buffer circuitry, providing an excellent mix of linearity and power efficiency. Additionally, the device has an integrated voltage controlled oscillator (VCO) and loop filter, which further improves its overall performance. The mixer can also be configured with a variety of different frequency bands, making it a great choice for applications requiring various frequency ranges.The LT5519EUF#PBF has a number of features that make it one of the best RF mixers on the market. First, it has a low noise floor, meaning it can be used in a wide range of applications. Additionally, the device is designed to handle large input signals, even up to 50V. Its power efficiency also makes it ideal for low power applications, especially if the mixer is used in a portable device.The working principle of the LT5519EUF#PBF is quite simple. The RF signal is mixed with a Local Oscillator (LO) signal to produce a down-converted signal at a desired frequency. The mixer can also be used to upconvert signals to a higher frequency, depending on the LO signal. First, the LO signal is injected into the RF input port. This signal is then processed by the RF input buffer, which amplifies the LO signal and ensures that it is free from any noise or interference.The amplified LO signal is then passed through the mixer core, where it is mixed with the RF signal. The mixer core takes the incoming RF signal and the LO signal and mixes them together using a nonlinear principle. This enables the two signals to be combined, resulting in a new signal that has a frequency somewhere between the LO and RF frequencies.The final step in the working principle of the LT5519EUF#PBF is the output buffer. This buffer amplifies the output signal and ensures the signal is distortion-free. From there, the signal is sent to the output and is ready for use. The LT5519EUF#PBF is a great choice for anyone who needs a reliable RF mixer with a number of features and great performance.

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