Power Management ICs

5A low dropout positive regulator with max dropout of 1.5V at full load. Features current limiting, thermal shutdown, and industrial temp range -40°C to 125°C. Available in fixed 5.0V output. Ideal for post regulators and battery chargers.

The LM1084IT-ADJ is a 5A low dropout positive voltage regulator with a maximum dropout of 1.5V at full load. Features current limiting, thermal shutdown, and adjustable output via two external resistors. Ideal for post regulators, high-efficiency linear regulators, and battery chargers. Operating temperature range -40°C to 125°C.

Fully protected high side power switch with over-temperature auto-restart, short-circuit current limit, and ESD protection. Features diagnostic feedback for open load detection. Ideal for industrial B2B applications requiring robust, reliable switching up to 35V.

The TOP249YN from the TOPSwitch-GX family integrates a high voltage MOSFET, PWM control, and fault protection. Features include 132 kHz switching, frequency jittering for low EMI, and no heatsink up to 34 W. EcoSmart technology ensures high standby efficiency. Ideal for cost-effective, energy-efficient power supply designs.

Micropower LDO voltage regulator with ultra-low 75µA quiescent current and 380mV dropout at 100mA. Ideal for battery-powered industrial equipment. Features ±0.5% output tolerance, internal current/thermal limiting, and Pb-free packaging. Available in DPAK.

The L7809CV is a 9V fixed positive voltage regulator delivering up to 1.5A output current. Features thermal overload, short circuit, and SOA protection. Ideal for on-card regulation in industrial applications. Available in TO-220 package.

Monolithic IC buck regulator drives 3A load with excellent regulation. Adjustable output 1.23V to 37V, 52kHz fixed frequency, high efficiency, thermal shutdown, and current limit. Requires only 4 external components.

The L7805CV is a fixed 5V positive voltage regulator delivering up to 1.5A output current. Features thermal overload protection, short circuit protection, and output transition SOA protection. Available in multiple packages and voltages. Ideal for on-card regulation.

The L7912CV is a three-terminal negative voltage regulator delivering 1.5A output current with fixed -12V. Features thermal overload and short circuit protection. Ideal for split power supplies. Available in TO-220, TO-220FP, and D2PAK packages.

Fixed 3.3V output voltage regulator delivering up to 100mA. Features thermal overload and short circuit protection. No external components required. Ideal for on-card regulation, noise reduction, and high-current applications with heat sink. Available in ±5% or ±10% tolerance.

1A low saturation LDO regulator with ±2% output voltage accuracy. Features overcurrent protection, thermal shutdown, and wide operating temperature range from -40°C to +105°C. Ideal for microcontroller and logic circuit power supplies.

The KA7809ETU is a 1A positive 3-terminal voltage regulator with 9V fixed output in TO-220 package. Features thermal shutdown, current limiting, and safe operating area protection. Ideal for industrial power supplies. Operating temp: 0 to +125°C.

The LM317T is a 3-terminal adjustable positive voltage regulator delivering over 1.5A output from 1.2V to 37V. Features internal thermal overload protection, short circuit current limiting, and safe-area compensation. Ideal for on-card regulation and programmable outputs. Available in D2PAK and standard 3-lead packages.

The L7818CV is a fixed 18V positive voltage regulator delivering up to 1.5A output current. Features thermal overload protection, short circuit protection, and safe area protection. Ideal for on-card regulation in industrial applications. Available in TO-220 package.

High-voltage 50V, high-current 500mA Darlington transistor array with 7 NPN pairs. Features output clamp diodes, TTL/CMOS compatible inputs, and 150°C junction temperature. Ideal for relay, lamp, and display drivers. Reliable for industrial applications.

Integrated power management IC for single PC Card slot. Features low 70-mΩ rDS(on) VCC switches, short-circuit and thermal protection, and 3.3V low-voltage mode. Compatible with industry-standard controllers and PC Card standards. Space-saving 16-pin SSOP package.

Ultrahigh precision band gap reference with pin-programmable 2.5V or 3.0V output. Features ultralow drift of 3ppm/°C, ±1mV accuracy, and low noise. Ideal for ADCs/DACs. Supports series or shunt mode up to 10mA. Stable with 1µF bypass.

The L7815CP is a fixed 15V positive voltage regulator delivering up to 1.5A output current. Features thermal overload protection, short circuit protection, and output SOA protection. Ideal for on-card regulation. Available in TO-220 package.

High efficiency up to 94% step-down regulator with 3A output current. Features 150 mΩ DMOS switch, 260 kHz fixed frequency, and wide 8V to 40V input range. Includes thermal shutdown, current limiting, and ON/OFF control. Ideal for battery chargers and pre-regulators.

The LM134H is a 3-terminal adjustable current source IC operating from 1µA to 10mA with 0.02%/V regulation and 0.8V to 40V range. Ideal for temperature sensing, constant current biasing, and micropower networks. Supplied in standard transistor packages.