LT6654AHS6-5#TRMPBF Integrated Circuits (ICs)

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The LT6654AHS6-5#TRMPBF is an integrated circuit made by Linear Technology and is an adjustable voltage reference. It is a Precision Micropower Shunt Reference, which has a wide array of applications in the fields of power supply regulating, automotive and industrial systems, frequency counters and metering, etc. The LT6654AHS6-5#TRMPBF is a two-terminal device that provides a precise constant voltage reference, with a programmable output range of 0 V to 4.096 V. This device is optimized for low-voltage operation (<1V operation) and low quiescent currents (1.5 µA). It is available in a convenient 8-lead MSOP package and typically achieves 0.02% initial accuracy and 0.02 %/V drift.

The LT6654AHS6-5#TRMPBF consists of two major parts: the reference circuit and the current sink driving the output voltage. The reference circuit generates a precise voltage determined by the external resistor divider. This reference voltage is buffered by a high-impedance current sink, which sets the output voltage. The output can be adjusted using an external resistor divider, although the minimum output voltage is clamped to 0 V.

The LT6654AHS6-5#TRMPBF also has an external compensation pin, which can be used to adjust the loop gain and thereby adjust the gain of the buffered reference. Additionally, the LT6654AHS6-5#TRMPBF provides a current guard band protection, which disables the current sink if the sense current exceeds a certain threshold. This helps protect the device from over current conditions.

The LT6654AHS6-5#TRMPBF is designed using the latest technologies and features an integrated low-noise error amplifier and an external compensator, which enable the adjustment of the bandwidth of the feedback loop. Additionally, the circuit has a wide operating temperature range, allowing it to operate over a range of -40 °C to +125 °C. This allows for the device to be used in environments where extreme temperatures occur.

The LT6654AHS6-5#TRMPBF is a great choice when precise, low-power voltage reference is needed. It is suitable for automotive and industrial applications, as well as powering critical components and circuits. Its low-power requirements make it an ideal solution for long-life operation of applications. Moreover, it has excellent stability and low-noise operation, which makes it an excellent choice when high-accuracy is required.

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