Development Tools

The XRP9710 and XRP9711 are programmable step down power modules providing two 6A outputs. The module package contains the switching controller, power MOSFETs, inductors and support components.

The XRP7740 is a quad-output pulse-width modulated (PWM) step-down DC-DC controller with a built-in LDO for standby power and GPIOs.

The XRP7740 is a quad-output pulse-width modulated (PWM) step-down DC-DC controller with a built-in LDO for standby power and GPIOs.

The XRP7725 is a quad channel Digital Pulse Width Modulated (DPWM) Step down (buck) controller.

The XRP7725 is a quad channel Digital Pulse Width Modulated (DPWM) Step down (buck) controller. A wide 4.75V to 5.5V and 5.5V to 25V input voltage dual range allows for single supply operation from standard power rails.

The XRP7725 is a quad channel Digital Pulse Width Modulated (DPWM) Step down (buck) controller.

The XRP7724 is a quad channel Digital Pulse Width Modulated (DPWM) Step down (buck) controller.

The XRP7724 is a quad channel Digital Pulse Width Modulated (DPWM) Step down (buck) controller with integrated FET gate drivers and two LDOs for standby power.

The XRP7720 is a quad output universal customizable PMIC comprised of a quad channel Digital Pulse Width Modulated (DPWM) Step down (buck) controller and 5V LDO.

The XRP7720 is a quad output universal customizable PMIC comprised of a quad channel Digital Pulse Width Modulated (DPWM) Step down (buck) controller and 5V LDO.

The XRP7720 is a quad output universal customizable PMIC comprised of a quad channel Digital Pulse Width Modulated (DPWM) Step down (buck) controller and 5V LDO.

The XRP7714 is a quad-output pulse-width modulated (PWM) step-down DC-DC controller with a built-in LDO for standby power and GPIOs.

The XRP7714EVB-DEMO-3 is a complete four-channel power system demo board measuring 2" by 2.5" capable of producing over 35 watts, optimized to provide 3.3V, 2.5V, 1.8V, and 1V at a maximum of 4 amps per channel.

Programmable Power Technology

Exar's PowerXR ICs integrate the best of both worlds; the low cost and flexibility of digital power control as well as the robust power capabilities of high performance analog power switches.

Exar's PowerXR Programmable Power Technology demonstration kit.

The XRP7713 is a three output pulse-width modulated (PWM) step-down DC-DC controller with a built-in LDO for standby power and GPIOs.

The XRP7713 is a three output pulse-width modulated (PWM) step-down DC-DC controller with a built-in LDO for standby power and GPIOs.

The XRP7708 and XRP7740 are quad-output pulse-width modulated (PWM) step-down DC-DC controllers with a built-in LDO for standby power and GPIOs.

The XRP7675 is a 3A capable synchronous current-mode PWM step down (buck) voltage regulator with improved light current load efficiency.

The XRP7674 is a 2A capable synchronous current-mode PWM step down (buck) voltage regulator with improved light current load efficiency.

The XRP7664 is a synchronous current mode PWM step down (buck) regulator capable of a constant output current up to 2Amps.

The XRP7662 is a synchronous voltage mode PWM step down (buck) regulator capable of a constant output current up to 12 Amps.

The XRP7659 is a current-mode PWM step-down (buck) voltage regulator capable of delivering an output current up to 1.5Amps. A wide 4.5V to 18V input voltage range allows for single supply operation from industry standard 5V, 9.6V and 12V power rails.

The XRP7657 is a non synchronous voltage mode PWM step down (buck) regulator capable of a constant output current up to 2Amps.

The XRP6670 is a synchronous current mode PWM step-down (buck) regulator capable of delivering up to 3 Amps. A 2.6V to 5.5V input voltage range allows for single supply operation from industry standard 3.3V and 5V power rails.

The XRP6668 is a dual channel synchronous current mode PWM step down (buck) converter capable of delivering up to 1 Amp of current per channel and optimized for portable battery-operated applications.

The XRP6658 is a synchronous current mode PWM step down (buck) converter capable of delivering up to 1 Amp of current and optimized for portable battery-operated applications.

The XRP6657 is a high efficiency synchronous step down DC to DC converter capable of delivering up to 1.5 Amp of current and optimized for portable battery-operated applications.

The XRP6274 and XRP6275 are ultra-low dropout voltage regulators capable of delivering 2Amp and 3Amp output currents respectively.

The EXAR XRP6142 Evaluation kit is a fully assembled and tested surface-mount PCB that demonstrates the XRP6142 constant on-time buck controller.

The XRP6141 is a synchronous step-down controller for point-of load supplies up to 35A. A wide 4.5V to 22V input voltage range allows for single supply operation from industry standard 5V, 12V and 19.6V rails.

The XRP6124 is a non synchronous step down (buck) controller for up to 5Amps point of loads. A wide 3V to 30V input voltage range allows for single supply operations from industry standard 3.3V, 5V, 12V and 24V power rails.

The XRP6124 is a non synchronous step down (buck) controller for up to 5Amps point of loads. A wide 3V to 30V input voltage range allows for single supply operations from industry standard 3.3V, 5V, 12V and 24V power rails.

The XRP6124 is a non synchronous step down (buck) controller for up to 5Amps point of loads. A wide 3V to 30V input voltage range allows for single supply operations from industry standard 3.3V, 5V, 12V and 24V power rails.

Low cost, high speed rail-to-rail amplifiers.

The XR79206 is a 40V, 6A synchronous step-down power module integrating controller, drivers, inductor, passive components, and MOSFETs in a single package for point-of-load supplies.

The XR79203 is part of a family of 40V synchronous step-down power modules combining the controller, drivers, inductor, passive components and MOSFETs in a single package for point-of-load supplies.

The XR79120 is a 20A synchronous step-down Power Module for point-of-load supplies with a wide 4.5V to 22V input voltage range.

The XR79115 is a 15A synchronous step-down Power Module for point-of-load supplies with a wide 5V to 22V input voltage range.

The XR79110 is a 10A synchronous step-down Power Module for point-of-load supplies with a wide 4.5V to 22V input voltage range.

22V, 6A Synchronous Step-Down COT Power Module. The XR79106 is part of a family of 22V synchronous step-down power modules combining the controller, drivers, inductor, passive components and MOSFETs in a single package for point-of-load supplies.

The XR79103 is a 22V, 3A synchronous step-down power module integrating controller, drivers, inductor, passive components and MOSFETs in a single package for point-of-load supplies.

The XR77129 is a quad channel digital Pulse Width Modulated (PWM) step down (buck) controller with a wide 6V to 40V input voltage range.

The XR77129 is a quad channel digital Pulse Width Modulated (PWM) step down (buck) controller. A wide 6V to 40V input voltage range allows for single supply operation from standard power rails.

The XR77128 is a quad channel digital Pulse Width Modulated (PWM) step down (buck) controller. A wide 4.75V to 5.5V and 5.5V to 25V input voltage range allows for single supply operation from standard power rails.

The XR77128 is a quad channel digital Pulse Width Modulated (PWM) step down (buck) controller. A wide 4.75V to 5.5V and 5.5V to 25V input voltage range allows for single supply operation from standard power rails.

Universal PMIC with three 2A synchronous high-efficiency buck regulators and integrated power switches.

The XR77103-A0R5 universal PMIC features three 2A synchronous high-efficiency, buck regulators with integrated power switches.

AEC-Q100 Qualified 40V 3A/5A/8A Synchronous Step Down COT Regulators