ADP1046AACPZ-RL

Series:	--
Packaging:	Tape & Reel (TR)
Part Status:	Active
Applications:	Power Supplies
Voltage - Input:	0 V ~ 1.6 V
Voltage - Supply:	3 V ~ 3.6 V
Current - Supply:	20mA
Operating Temperature:	-40°C ~ 125°C
Mounting Type:	Surface Mount
Package / Case:	32-WFQFN Exposed Pad, CSP
Supplier Device Package:	32-LFCSP-WQ (5x5)
Base Part Number:	ADP1046

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Introduction

The ADP1046AACPZ-RL is an advanced PMIC (Power Management IC) that provides power supply controllers, monitors and general-purpose functions in a single package. It is part of a family of integrated circuits from Analog Devices that is targeted for high current DC/DC converter applications.

Application Field

The ADP1046AACPZ-RL is suitable for many types of power applications. It can provide integrated power conversion and monitoring functions in various applications from medium to high current loads in both DC-DC buck and boost converters. It can also be used for applications such as industrial (e.g. LED lighting), automotive (e.g. DC-DC conversion) and consumer (e.g. portable devices).

Working Principle

The ADP1046AACPZ-RL has four basic functions: power supply controller, power management, voltage monitoring, and general-purpose device control.

Power Supply Controller

The power supply controller function is responsible for regulating the output voltage of the system. For high current applications, ADP1046AACPZ-RL employs a proprietary, multi-phase interleaved modulation technique, which reduces total system power losses. The controller provides excellent stability, accuracy and efficiency. It also offers high bandwidth and low voltage ripple for fast response to load transients.

Power Management

The power management block consists of an internal intelligent power controller that detects the operating condition of the system and makes necessary adjustments to optimize the power transfer efficiency and reduce dissipation. It also features a programmable switching frequency up to 1MHz. For precise regulator control, an on-board microcontroller can be used to monitor the system’s operating condition and make precise adjustments.

Voltage Monitoring

The voltage monitoring section monitors the system’s input, output, and load current levels to ensure that the system remains within a safe operating range. It also offers the capability to provide very precise voltage monitoring for critical application such as high-performance power supply design.

General-Purpose Device Control

The general-purpose device control block provides the capability to control various devices in the system, such as fans, RGB LEDs, and relays. It supports both analog and digital control and can be used to control multiple devices at the same time. It also offers the capability to monitor the temperature of device in the system.

Conclusion

The ADP1046AACPZ-RL is an advanced PMIC designed for high current DC/DC conversion applications such as industrial, automotive, and consumer electronics. It provides integrated functions such as power supply controllers, power management, voltage monitoring, and general-purpose device control. The wide range of features makes the ADP1046AACPZ-RL an ideal solution for a variety of high current applications.

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