MAX17561AUD+

Series:	*
Packaging:	Tube
Part Status:	Active
Mounting Type:	Surface Mount
Package / Case:	16-TSSOP (0.173", 4.40mm Width) Exposed Pad
Supplier Device Package:	14-TSSOP

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Specialized Power Management Engineer – MAX17561AUD+ Application Field and Working Principle

The MAX17561AUD+ is meant to be a flexible, feature-rich device that helps manage multiple power rails and system functions of complex electronic devices. It will greatly reduce the complexity that associated with powering a diverse range of consumer electronics with many different power domains. This power management integrated circuit (PMIC) specially designed for use in consumer product applications, including portable media players, digital cameras, HDTVs, and other consumer electronics.The MAX17561AUD+ couples on-chip, low dropout (LDO) regulators and advanced DC-DC regulators with high-precision system control features using a combination of digital and analog circuitry. With its flexible topology and wide range of peripherals, this PMIC allows more novel, innovative designs to be implemented quickly and easily.The MAX17561AUD+ interfaces with a variety of applications by supporting pulse width modulation (PWM) control, analog current mode control, and external current sensing. Its low stand-by current and shutdown capability also make it ideal for frequently used consumer devices that need to be powered on/off often or use infinitely small amounts of system current.

Features of the MAX17561AUD+

The MAX17561AUD+ includes a range of features which make it an ideal choice for power management of consumer products. Some of these features are outlined in the following points:

• Up to 6 Pulse-Width Modulation (PWM) Regulators - These PWM regulators support up to 6 independently controlled, adjustable voltage output stages allowing the user to tailor the power supply to the specific power needs of their system.
• 8 Low Droop (LDO) Regulators - These LDOs support up to 8 internal voltage output stages and can also be configured to operate as buck-boost converters. The user is given complete flexibility in configuring their power supply to their needs.
• On-Chip Current Shunt - The MAX17561AUD+ incorporates an on-chip current shunt that allows the user to measure output current, input current, and battery charging/discharging functions.
• Battery Charging Interface - The MAX17561AUD+ includes a dedicated battery charging interface for battery-powered systems. This allows the user to set up a charging routine for their system and monitor the charging/discharging of the battery.
• Flexible System Interface - An integrated serial system interface allows the MAX17561AUD+ to interact with other system peripherals, allowing the user to implement any control scheme or monitoring function needed for their system.
• Low Power Stand-by Mode - The MAX17561AUD+ includes a dedicated low-power stand-by mode that reduces the overall system power consumption during periods of inactivity.
• On-Chip Clock Sync - Through an integrated crystal oscillator, the MAX17561AUD+ can synchronize its power management functions with the system clock, helping to ensure an efficient, precise power supply.
• High-Efficiency Switched-Mode Power Supplies - The MAX17561AUD+ includes two high-efficiency switched-mode power supplies, which allow for both high-speed and power-saving performance modes.
• Fuse Protection - The MAX17561AUD+ includes safety fuse protection for each of its outputs, protecting the system and its components if the output goes outside its specified operating range.

Applications of the MAX17561AUD+

The MAX17561AUD+ is designed to be used in applications that require multiple power rails and advanced system control features. This makes it ideal for consumer products, such as portable media players, digital cameras, HDTVs, and other consumer electronics. The MAX17561AUD+ is also suitable for embedded systems, medical electronics, and automotive applications.

Working Principle of the MAX17561AUD+

The MAX17561AUD+ is based on the concept of advanced control systems. It uses a combination of digital circuit elements and analog circuitry to control different peripheral functions and power rail management. The main components of the MAX17561AUD+ are:

• PMBus Interface - This is the main interface for the MAX17561AUD+ and is used to communicate with system peripherals. This allows the MAX17561AUD+ to configure, control, and monitor all relevant system functions.
• Voltage Regulators - The MAX17561AUD+ includes both Pulse Width Modulation (PWM) and Low Droop (LDO) regulators. These regulators provide stable output voltages and control the power output of the system.
• Current Sensors - The MAX17561AUD+ includes both on-chip and external current sensors. These sensors measure the current flowing through the system and allow the MAX17561AUD+ to adjust its power output accordingly.
• Battery Charging Interface - The MAX17561AUD+ also includes a dedicated battery charging interface. This allows it to accurately measure and monitor the charging/discharging rate of the battery and maintain a healthy system.
• System Control Logic - The MAX17561AUD+ includes advanced logic circuitry for power sequencing and system control. This circuitry helps to simplify the complexity of powering a diverse range of consumer electronics with different power domains.
• Power Saving Modes - To reduce the overall power consumption of the system, the MAX17561AUD+ includes multiple power saving modes that shut down or reduce the system current as needed.

The MAX17561AUD+ is able to accurately and efficiently manage and control the power needs of consumer electronic devices, allowing users to design and implement more complex, innovative designs. With its advanced system control features and multiple power saving modes, the MAX17561AUD+ is the perfect choice for powering any consumer device.

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