MAX1980ETP+

Due to market price fluctuations, if you need to purchase or consult the price. You can contact us or emial to us:   sales@allicdata.com

TheMAX1980ETP+ is part of a range of PMIC (Power Management Integrated Circuit) components designed to deliver precise power conversion including voltage regulation,lighting and motor control. These devices are classified under Voltage Regulators and DC-DC Switching Controllers.

The MAX1980ETP+ is a high-efficiency, 40V dual-step-down switching regulator. It supports a wide range of input voltages up to 40V, with outputs ranging from 0.8V up to 5.5V. It also offers up to 2.8A of continuous output current or up to 8A in peak mode and a very low minimum output voltage of 0.8V. It can operate in both step-down and step-up modes, depending on the needs of the application.

The MAX1980ETP+ provides a range of features including a selectable frequency of operation ranging from 200kHz to 2MHz, a wide input voltage range (2.7V to 40V), an adjustable current limit with power scaling, dynamic channel switching and 75µA quiescent current. It also features an adjustable soft-start for smooth system startup and contains an integrated low-dropout linear regulator.

The MAX1980ETP+ has a variety of applications. It can be used as a main step-down regulator, post-regulator,or polarity-converter in portable applications such as cell phones, PDA’s, and digital cameras. It can also be used in automotive, instrumentation, and other applications where precision voltage regulation is critical. Additionally, the MAX1980ETP+ is well suited for use in point-of-load applications that require up to 8A of peak current.

The MAX1980ETP+ is easy to design-in and requires minimal external components due to its integrated linear regulator and adjustable current limiter. It is packaged in a 10-pin MSOP package which helps save board space. The device is also equipped with multiple operating modes that allow for flexibility in meeting specific load requirements.

The working principle of the MAX1980ETP+ is based on a two-phase synchronous buck topology. The device consists of two parallel-connected buck switches and a buck-boost converter. The two buck switches work in sync to provide a regulated output voltage. The two buck switches operate in phase with each other and switch alternately. During each phase, one switch is turned on while the other is off. This creates a “pulsed” or “chopped” output voltage which is rectified, filtered, and regulated to generate a smooth and constant output voltage.

The MAX1980ETP+ also contains an integrated linear regulator to ensure a low output voltage ripple. The linear regulator stabilizes the output voltage while the buck-boost converter maintains the output voltage independent of the output current. It also contains an adjustable current limit which reduces MOSFET power losses. Finally, the device has a programmable soft-start pin which can be used to slowly increase the output voltage on power-up.

In summary, the MAX1980ETP+ is a high-efficiency, 40V dual-step-down switching regulator. It features a wide input voltage range, an adjustable current limit with power scaling, and an adjustable soft-start. It can be used as a main step-down regulator, post-regulator, or polarity-converter and is suitable for use in a variety of applications. The working principle of the device is based on a two-phase synchronous buck topology and contains an integrated linear regulator for stabilization purposes. The device comes in a 10-pin MSOP package and offers minimal external component requirements.

The specific data is subject to PDF, and the above content is for reference