LTC1798CS8-2.5#PBF

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The LTC1798CS8-2.5#PBF belongs to the voltage reference class within PMIC (Power Management IC) solutions. It is essentially a voltage reference chip in a very small package. This product offers the most precise and accurate voltage reference capabilities, with excellent precision and temperature stability over a wide range of input voltages and temperatures. It is designed for high-performance digital IC circuits, particularly for applications which require a stable voltage reference for accurate reference voltage generation.

The LTC1798CS8-2.5#PBF is based on the popular LTC1790CS8-2.5#PBF voltage reference circuit. The device is capable of generating a precision 2.5V reference in a compact 8-pin TSSOP (Thin/Small/Shrink Outline Package) package with a very low quiescent current (less than 100μA). It features a 0.5V to 5.0V wide voltage range and can operate over the -20°C to +85°C temperature range. The integrated buffer amplifier has a 3kHz power bandwidth and can provide up to 20mA of load current.

The LTC1798CS8-2.5#PBF is ideal for use in high-performance systems requiring precise voltage references. It is especially suitable for applications such as digital signal processing, communications, audio and video systems, as well as microcontrollers and microprocessors. Additionally, the device\'s wide input voltage range and excellent temperature stability make it ideal for use in extreme temperature environments such as aerospace and automotive applications.

The working principle of the LTC1798CS8-2.5#PBF is based on a bandgap voltage reference circuit and a voltage buffer amplifier which is used to provide accurate and stable reference voltage (2.5V). The bandgap voltage reference circuit is composed of two transistors, which are connected to each other in a cross-coupled topology. This acts as a voltage regulator and provides an output voltage which is temperature-independent. The buffer amplifier buffers the output voltage and provides higher accuracy, stability and current drive capability.

The LTC1798CS8-2.5#PBF features 100uA (max) quiescent current, enabling it to be used in low-power applications, such as automotive and communication systems. The device also features a wide input voltage range of 0.5V to 5.0V and can operate over the -20°C to +85°C temperature range. The integrated buffer amplifier has a 3kHz power bandwidth and can provide up to 20mA of load current. It also supports up to seven output voltage configurations, allowing it to be easily used in a wide range of applications.

In summary, the LTC1798CS8-2.5#PBF is a precision voltage reference chip designed for high-performance digital IC circuits which require a stable voltage reference for accurate reference voltage generation. It features excellent performance in terms of precision, temperature stability, current drive capability and a wide input voltage range. Additionally, the device\'s low quiescent current and excellent temperature stability make it suitable for applications in extreme temperature environments.

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