LT1254CN#PBF

Series:	--
Packaging:	Tube
Part Status:	Active
Applications:	Current Feedback
Output Type:	--
Number of Circuits:	4
-3db Bandwidth:	270MHz
Slew Rate:	250 V/µs
Current - Supply:	6mA
Current - Output / Channel:	55mA
Voltage - Supply, Single/Dual (±):	4 V ~ 28 V, ±2 V ~ 14 V
Mounting Type:	Through Hole
Package / Case:	14-DIP (0.300", 7.62mm)
Supplier Device Package:	14-PDIP
Base Part Number:	LT1254

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Introduction to LT1254CN#PBF Video Amps and Modules

LT1254CN#PBF is an integrated circuit from Linear Technology that operates in the Linear - Amplifiers - Video Amps and Modules category, and is intended for video signal applications. It is designed for use in video amplifiers and video signal conditioners, and is capable of taking video input signals up to 40 volts peak-to-peak.

Application Field of LT1254CN#PBF

LT1254CN#PBF is a versatile 11 MHz Video Amplifier with built-in Regulator that provides clean, highly-accurate amplification of video signals up to 40 Vpp capability. This amplifier includes a wide range of features, including a 1.5V voltage regulator, internally regulated biasing, and low noise operation. The unique feature of this amplifier is its internal voltage regulator, which ensures consistent performance and low power consumption over a wide input voltage range. This ensures a reliable, high-performance video system that requires minimal attention for long-term operation. LT1254CN#PBF is primarily used in video signal conditioners, camera release systems, composite video amplifiers, and consumer imaging systems. Systems such as video monitors often require consistent images, smooth transitions, and effective signal conditioning, which LT1254CN#PBF provides. This amplifier has also found uses in video synthesizers, video ADC/DAC converters, video signal conditioners, and digital video systems.

Working Principle of LT1254CN#PBF

The LT1254CN#PBF is a DC-coupled single-supply amplifier with a wide range of features, including an adjustable voltage regulator, variable gain, low-noise operation, and low-power consumption. The internal voltage regulator maintains a constant headroom during operation, allowing for consistent signal amplification. This is achieved through a simple circuit using two different high-impedance amplifiers that are connected in series and fed a DC voltage. The input signal is then sent to the first high-impedance amplifier, which amplifies the signal and sends it to the second amplifier, via a wide-range gain control. The second amplifier amplifies the signal further and sends it to the final output stage, which is capable of producing up to 40 Vpp. In addition, the LT1254CN#PBF also has several adjustable components, including a programmable gain control, a high input impedance, and low power consumption. The voltage regulator allows for precise control over the power supply, allowing for precise signal amplification. This is important for achieving consistent, high-quality video images.

Conclusion

In conclusion, the LT1254CN#PBF is an integrated circuit from Linear Technology that is suited for use in many video systems, including video signal conditioners, camera release systems, and consumer imaging systems. It provides clean, accurate amplification of signal up to 40 Vpp and features a wide range of features, including variable gain, low-noise operation, and low-power consumption. The internal voltage regulator ensures consistent performance and low power consumption, making it an ideal solution for video signal conditioning.

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