Power Management ICs

High-side MOSFET switch with 140mΩ on-resistance, short-circuit protection, and thermal shutdown. Ideal for USB peripherals and hot swap. UL certified. Available in MSOP and SOP packages.

The LTC3546 is a dual constant frequency synchronous step down DC/DC converter supporting 3A/1A or 2A/2A configurations. Features include up to 96% efficiency, low ripple Burst Mode operation, short circuit protection, and adjustable frequency up to 4MHz. Available in thermally enhanced QFN and TSSOP packages.

Low-cost 24V Hall IC fan driver with locked rotor protection and auto-restart. Features high sensitivity Hall sensor, integrated tachometer or alarm output, and built-in clamping diode. RoHS compliant in 4-pin VK/VA and 8-pin SOIC packages. Ideal for 12V/24V cooling fans.

High-frequency boost converter for LCD bias and white LED backlight supplies. Supports output up to 28V from 1.8V to 6V input. Features 250mA internal switch, 1MHz switching, 28μA quiescent current. Available in SOT23-5 and SON packages. Ideal for portable devices.

The TPS3813I50DBVR is a precision supervisory circuit with window-watchdog, ideal for DSPs and microcontrollers. Features 9 µA supply current, 25 ms reset delay, and open-drain output. Supports 5V systems in -40°C to 85°C range. Available in 6-pin SOT-23 package.

High-accuracy LDO regulator with 1% tolerance, 350mV dropout, and overcurrent protection. Ideal for battery-powered and automotive systems. Available in TO-263 package. Reliable for high-efficiency power management.

Ultra-low-noise LDO regulator with 150mA output, 17mV dropout at light loads, and 1% initial accuracy. Features enable/shutdown, reverse-battery protection, and thermal limiting. Ideal for battery-powered devices. Available in SOT-23-5 package.

High efficiency synchronous step-down regulator with up to 96% efficiency. Supports 2.5V to 5.5V input, 600mA output, and 1.5MHz constant frequency. Low quiescent current of 20µA. Ideal for battery-powered devices. Available in ThinSOT package.

The LM5010 is a high voltage 1A step down switching regulator with an input range of 8V to 75V. It features an integrated N-Channel buck switch, no loop compensation, and constant frequency operation. Ideal for telecom, automotive, and POL applications. Available in LLP-10 and TSSOP-14EP packages.

High-precision shunt voltage reference with 2.5V fixed output, 0.1% tolerance, and 100 ppm/°C drift. Wide operating current from 45 µA to 15 mA, stable with all capacitive loads. Ideal for data acquisition, power supplies, and automotive electronics. Available in SOT-23 package.

Precision 2.5V shunt regulator diode with low temperature coefficient and 0.2-ohm dynamic impedance. Features wide operating current from 400uA to 10mA, easily trimmed for minimal drift. Ideal for digital voltmeters, power supplies, and 5V logic references. Available in multiple packages.

High-performance driver ICs featuring 500mA output source current, 80V breakdown voltage, and low RDS(ON) outputs. Ideal for stepper motor control with automatic decay modes, thermal shutdown, and short-circuit protection. Available in DIP/SOIC packages.

High voltage constant current source IC, 20mA ±10% at 5-90V. Temperature compensated, no external components needed. Ideal for LED drivers, industrial lighting, and automotive. Available in SOT-89, TO-252, and TO-92 packages.

Smart SIPMOS technology power switch with overload, short-circuit, and overvoltage protection. Supports 12V/24V DC loads, replaces relays. Features diagnostic feedback, ESD protection, and wide operating temperature range -40 to +150°C.

The TPS23756 is a high-performance PoE IC chip supporting up to 30W input PDs. Features complete PoE interface, enhanced classification per IEEE 802.3at, and programmable frequency with synchronization. Robust 100V 0.5Ω hotswap MOSFET. Ideal for isolated DC/DC converters. Operating temp -40°C to 125°C.

The TL499ACPSR is a wide-range power supply controller offering adjustable output from 2.9V to 30V. It integrates series and step-up switching regulation, supports 1V to 10V battery backup, and requires no external rectifier. Ideal for microprocessor memory backup and industrial power systems.

High-efficiency step-down converter with DCS-Control topology. Input 4-17V, output up to 3A. Features adjustable voltage, soft start, power save mode, and short circuit protection. Ideal for LED TV and industrial power supplies.

The TNY275PN is a high-performance off-line switcher IC from Power Integrations, offering energy-efficient operation with 700V MOSFET and 28W output. Features simple ON/OFF control, selectable current limit, and frequency jittering for reduced EMI. Ideal for low-cost, compact power supplies and adapters.

High efficiency buck regulator with integrated N-Channel switch, supports 8V to 75V input and 1A load. Features valley current limit, no loop compensation, and constant frequency. Ideal for telecom, automotive, and POL applications. Available in LLP-10 and TSSOP-14EP packages.

The HIP6501A integrates two linear controllers and a pass transistor for ACPI-compliant power management. It delivers 3.3VDUAL, 2.5V/3.3VMEM, and 5VDUAL outputs with ±2% regulation. Features under-voltage monitoring, adjustable soft-start, and RoHS compliance. Ideal for microprocessor and computer applications.