ADR5041AKSZ-REEL

Noise - 0.1Hz to 10Hz:	3.2µVrms
Base Part Number:	ADR5041
Supplier Device Package:	SC-70-3
Package / Case:	SC-70, SOT-323
Mounting Type:	Surface Mount
Operating Temperature:	-40°C ~ 125°C (TA)
Current - Cathode:	60µA
Current - Supply:	--
Voltage - Input:	--
Noise - 10Hz to 10kHz:	150µVrms
Series:	ADR504
Temperature Coefficient:	100ppm/°C
Tolerance:	±0.2%
Current - Output:	15mA
Voltage - Output (Min/Fixed):	2.5V
Output Type:	Fixed
Reference Type:	Shunt
Part Status:	Obsolete
Packaging:	Tape & Reel (TR)

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PMIC - Voltage Reference

Voltage references are integrated circuits that measure and output a precise voltage to provide an accurate reference to circuitry. Voltage references are needed in a wide array of precise applications, like analog-to-digital converters, microcontrollers and closed-loop controllers, to name a few. ADR5041AKSZ-REEL is such a voltage reference PMIC that provides LDO, voltage reference, and linear regulator features in a single integrated package. It offers multiple outputs and adjustable operating temperature and output voltage range in a single footprint.

Working Principle

The ADR5041AKSZ-REEL is an adjustable low drop-out regulator and voltage reference. It combines a precision reference, low drop-out regulator, and linear regulator to provide a robust solution for a large range of voltage regulation applications.The ADR5041AKSZ-REEL uses a switching regulator topology to control the voltage output. The switching device is typically an n-channel MOSFET, which is gated on and off at a specified frequency and duty cycle. The output is adjustable based on various external components, such as an inductor and controlling resistor.The voltage regulator uses feedback from the output voltage to adjust the switching profile and drive the correct output voltage. The reference input is used to set the output voltage to a particular accuracy independent of loading and temperature.

Features

The ADR5041AKSZ-REEL features include a wide operating temperature range of -40 °C to +85 °C, low quiescent current of 130 μA, fast transient response, output voltage accuracy of 0.2%, high output current of 2.8A, and output voltage range of 1.25V to 5.5V. It also has various protection mechanisms such as thermal shutdown, output over voltage and short circuit protection.

Applications

The ADR5041AKSZ-REEL is ideal for applications such as portable and industrial mobile devices, tablet PCs, wearable technology, consumer electronics and automotive applications.In mobile devices it can be used as a battery charger, audio amplifier, and microcontroller power regulator. It is also used for protection applications such as automotive microprocessor protection and power supply for LCDs. In consumer electronics, it is used in consumer audio amplifiers, portable gaming devices and home theater systems.

Conclusion

The ADR5041AKSZ-REEL is a flexible low drop-out voltage regulator and voltage reference that offers multiple outputs and adjustable operating temperature and output voltage range in a single footprint. It is ideal for a wide range of portable and industrial mobile device, consumer electronics, automotive and other applications.

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