ISL21009DFB825Z

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The ISL21009DFB825Z is a voltage reference from Intersil Corporation, a company specializing in the optimisation of power management integrated circuits (PMICs) for a wide range of applications. It belongs to the PMIC – Voltage Reference family of products. The ISL21009DFB825Z is a low-noise, ultra-low power precision reference that offers a total accuracy of 0.5% over a wide temperature range of -40°C to +125°C.

The device provides an adjustable output voltage range of 1.2V to 5.5V, making it suitable for a broad range of telecom, consumer, computing and industrial applications. The ISL21009DFB825Z is a very versatile product, offering features such as fast start-up time and programmable over-temperature protection, making it a great choice for designers. The device operates from a supply voltage between 4.75V and 5.25V and is available in 8-pin SOIC and DFN packages.

The ISL21009DFB825Z uses sophisticated proprietary circuitry to provide high accuracy and low noise operation, with an output voltage accuracy of 0.5% between -40°C and +125°C. The output voltage is adjustable via an external resistor divider and is stable over a wide input range from 4.75V to 5.25V . Additionally, an internal compensation network ensures stability when using ceramic capacitors.

The device features a low-power “power down” mode that reduces the operating current to 15µA when enabled, making it suitable for portable and mobile applications. The ISL21009DFB825Z also features fast start-up time, with output voltage stabilization in typically 5µs after power is applied; as well as programmable over-temperature protection, making it a great choice for designers. The device has an operating temperature range of -40°C to +125°C.

The ISL21009DFB825Z from Intersil Corporation is a low-noise, ultra-low power precision voltage reference designed for a wide range of telecom, consumer, computing and industrial applications. Its adjustable output voltage of 1.2V to 5.5V make it suitable for a broad range of applications, and the device offers features such as fast start-up time and programmable over-temperature protection. The ISL21009DFB825Z operates from a supply voltage between 4.75V and 5.25V and is available in 8-pin SOIC and DFN packages.

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