Power Management ICs

Fixed frequency current mode controller for DC-DC converters. Features trimmed oscillator, 250 kHz frequency, cycle-by-cycle limiting, and low startup current. Pb-free. Ideal for cost-effective power supply designs.

Precision 2.5V band-gap voltage reference diode with ±20mV tolerance and 0.6Ω dynamic impedance. Operates from 20μA to 20mA, offering low noise, excellent temperature stability, and long-term reliability. Ideal for industrial and B2B applications.

LM78L05ACM 3-terminal positive regulator delivers 100mA output with ±5% tolerance. Features internal thermal overload protection, short circuit current limit, and safe area protection. Ideal for logic systems, instrumentation, and HiFi applications. Available in micro SMD, TO-92, and SO-8 packages.

Fixed-positive-output LDO regulator with 500mA max current, low standby current of 0.8mA, and dropout voltage of 0.65V. Features overheat, overcurrent, overvoltage, and reverse polarity protection. Available in surface-mount PW-Mold package for reflow soldering.

The MC33063ADR is a versatile DC-DC converter IC supporting boost, buck, and inverting topologies. Features wide 3V-40V input range, up to 1.5A output switch current, adjustable output, 100kHz oscillator, and short-circuit protection. Ideal for laser diode and industrial power applications.

Ultra-compact PWM current-mode controller for offline battery chargers and standby SMPS. Features skip-cycle mode for light-load efficiency, internal short-circuit protection, and self-supply from DC rail. Available in 40/60/100 kHz. Pb-free.

Monolithic CMOS voltage conversion IC with 1.5V to 12V input range and 96% minimum power efficiency. Features boost pin for higher switching frequency, no external diode needed, and RoHS compliance. Ideal for +5V to ±5V conversion and voltage multiplication.

High-efficiency synchronous PWM buck converter operating from 4.5V to 18V, delivering up to 3A continuous output. Features current mode control, internal soft-start, power good detection, and short-circuit protection. Available in SOIC-8 package. Pb-free and RoHS compliant.

High efficiency 300kHz synchronous buck charger for 1-7 cell Lithium Phosphate batteries. Features ±0.5% voltage accuracy, DPM, thermal protection, and 24-pin QFN package. Ideal for power tools and industrial equipment.

High frequency PWM controller optimized for switched mode power supplies. Features 50ns propagation delay, 1.5A peak dual outputs, and 1MHz switching. Supports voltage/current mode with full latch protection, soft start, and under-voltage lockout. Ideal for demanding industrial power designs.

Integrated PMIC with three step-down converters (up to 97% efficiency) and three LDOs for Li-Ion powered systems. Qualified for automotive applications, features 2.25MHz switching frequency, thermal shutdown, and compact 5x5mm QFN package. Ideal for processor core, memory, and I/O rails.

The LM2594/LM2594HV SIMPLE SWITCHER power converter delivers 0.5A output with 150 kHz fixed frequency. Features 3.3V, 5V, 12V, and adjustable versions, high efficiency, thermal shutdown, and current limit protection. Requires only 4 external components for easy design.

The LM2940/LM2940C is a 1A low dropout positive voltage regulator with typical dropout of 0.5V. Features reverse battery protection, thermal overload, and short circuit protection. Ideal for automotive and industrial applications. Stable with 22μF output capacitor.

The BA5813FM-E2 is a 5-channel driver with 4-channel BTL and reversible motor driver, featuring wide dynamic range, adjustable output voltage, and built-in thermal shutdown. Ideal for car MD applications in a compact HSOP-M28 package.

High performance current mode PWM controller for offline or DC-DC converters. Features trimmed oscillator, cycle-by-cycle current limiting, low startup current under 0.5mA, and high current totem pole output. Ideal for N-Channel MOSFET driving with UVLO hysteresis.

Precision voltage monitor with ±2% tolerance, 200ms reset delay, and 1uA standby current. Features automatic battery backup switching, watchdog timer, and CMOS RAM protection. Ideal for microprocessor systems, computers, and automotive applications. Available in 16-pin SOIC package.

The AD737JRZ is a low power precision monolithic true RMS-to-DC converter with ±0.2 mV ±0.3% accuracy. It handles variable duty cycle pulses and triac waveforms, supports AC/DC coupling, and consumes only 160 µA. Ideal for portable multimeters and battery-powered applications.

The LP2985-33DBVR is a 150mA low-noise LDO regulator with shutdown, offering ultra-low dropout of 280mV at full load. Features 1% output tolerance, low quiescent current, and overcurrent/thermal protection. Ideal for portable electronics, it supports ceramic capacitors and operates from 2.2V to 16V input.

The NCP1015AP065G is a monolithic switcher integrating a 700V MOSFET and current-mode controller for low-cost offline SMPS. Features include short-circuit protection, skip-cycle for low standby power, frequency jittering, and soft-start. Ideal for chargers and auxiliary power supplies.

Ultra-low quiescent current LDO regulator with 500mA output, 350mV dropout, and wide 2.3V to 30V input range. Features ±1% accuracy, overcurrent/thermal protection, and reverse-battery protection. Ideal for battery-powered and USB applications. Available in SOIC-8, MSOP-8, and SOT-223 packages.