ADP3191JRQZ-RL

Series:	--
Packaging:	Tape & Reel (TR)
Part Status:	Obsolete
Applications:	Controller, Intel VRM
Voltage - Input:	5V, 12V
Number of Outputs:	4
Voltage - Output:	0.84 V ~ 1.6 V
Operating Temperature:	0°C ~ 85°C
Mounting Type:	Surface Mount
Package / Case:	28-SSOP (0.154", 3.90mm Width)
Supplier Device Package:	28-QSOP
Base Part Number:	ADP3191

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Introduction

The ADP3191JRQZ-RL is a special purpose, ultra low dropout (LDO) linear voltage regulator. It is designed for automotive powertrain applications, battery monitoring and storage systems, motor control and industrial automation systems, and other applications which require a stable, highly efficient power supply. It features a wide input voltage range from 3 V to 42 V, a typical output voltage range from 1 V to 5 V, and a maximum output current of 1 A. It also features current limiting, over-temperature, and over-voltage protection, making it extremely reliable and durable.

Application Field

The ADP3191JRQZ-RL is designed for automotive powertrain applications, where it can be used to provide a precise and stable output voltage, even under variable load conditions and load transients. Its low dropout (LDO) operation ensures low noise operation, and its ultra-low quiescent current allows for low power consumption. Additionally, its wide input voltage range from 3 V to 42 V makes it suitable for a wide range of automotive powertrain applications, including electric and hybrid vehicle (EV/HV) powertrain systems. The ADP3191JRQZ-RL is also ideal for battery monitoring and storage systems, motor control systems, and industrial automation applications. Its wide input voltage range allows it to be used in a wide range of battery monitoring and storage applications. Its low noise and low power consumption make it ideal for motor control systems, and its high current capability makes it ideal for industrial automation applications.

Working Principle

The ADP3191JRQZ-RL is an LDO linear voltage regulator. In operation, it maintains a stable output voltage even in the presence of changes in load or input voltage. It achieves this using a voltage reference, an error amplifier, and a pass element.The voltage reference provides a precise reference voltage to the error amplifier. When the output voltage deviates from the reference voltage, the error amplifier compares the output voltage to the reference voltage and produces an output voltage that corrects the error. This output voltage is passed to the pass element, which then regulates the output voltage. This allows the device to maintain a stable output voltage even when the input voltage or load conditions change.

Conclusion

The ADP3191JRQZ-RL is an ultra low dropout (LDO) linear voltage regulator designed for automotive powertrain applications, battery monitoring and storage systems, motor control systems, and industrial automation systems. It features a wide input voltage range from 3 V to 42 V, a typical output voltage range from 1 V to 5 V, and a maximum output current of 1A. It features current limiting, over-temperature, and over-voltage protection, making it reliable and durable. Its low dropout (LDO) operation ensures low noise operation, and its ultra-low quiescent current allows for low power consumption. Additionally, its wide input voltage range makes it suitable for a wide range of applications.

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