International Rectifier Manuals

IR3841WMPbF is an easy-to-use, fully integrated and highly efficient DC/DC synchronous Buck regulator. It features wide input voltage range, wide output voltage range, high efficiency, high bandwidth E/A, programmable switching frequency, programmable over current protection, PGood output, programmable soft-start, enable input, enhanced pre-bias start-up, Seq input, etc.

The IR3640M is a synchronous Buck PWM controller designed for performance demanding DC/DC applications. The single loop voltage mode architecture simplifies design while delivery precise output voltage regulation and fast transient response. Because of its wide input and output voltage range it can be used in a large variety of point of load applications within a system and across different markets. The part is designed to drive a pair of N-Channel MOSFETs from 250kHz to 1.5Mhz switching frequency giving designers the flexibility to optimize the solution for best efficiency or smallest footprint. The output voltage can be precisely regulated from as low as 0.7V within a wide input voltage range.

The IR3842WMPbF is an easy-to-use, fully integrated and highly efficient DC/DC synchronous Buck regulator. It features an integrated MOSFETs and on-chip PWM controller, making it a space-efficient solution for low output voltage applications. It also offers programmability of start up time, switching frequency and current limit while operating in wide input and output voltage range. The switching frequency is programmable from 250kHz to 1.5MHz for an optimum solution. It also features important protection features such as over current protection, PGood output, hiccup current limit and precision reference voltage.

IR3637SPBF is a synchronous buck regulator designed by IR company for low voltage applications. It uses an 8-pin SOIC package and has a built-in 0.8V reference voltage for precise output voltage regulation. The device has dual input undervoltage lockout, external programmable soft-start function, and output undervoltage detection function, which will latch off the device when an output short is detected.

ST380CH is a 600v 960a phase controlled thyristor produced by irf company. It is mainly used for dc motor control, controlled dc power supply and ac controller.

ST3230C..R series is a double-sided cooled, high surge capability, high average current, fatigue-free power semiconductor device, mainly used in DC motor control, controlled DC power supply, AC controller and other applications

This document describes the features and characteristics of the IRFR9N20D and IRFU9N20D SMPS MOSFET HEXFET® Power MOSFET products. They have a maximum drain-source voltage of 200V, maximum on-resistance of 0.38Ω, and maximum continuous drain current of 9.4A. Additionally, the document provides other parameters and absolute maximum ratings.

IRFBC30AS/L is a MOSFET produced by irf, with an rated voltage of 600v and a rated current of 3.6a. It has the characteristics of low gate charge, high speed switching and so on.

IR3843WMPbF is an integrated and highly efficient DC/DC synchronous Buck regulator with wide input voltage range, wide output voltage range, continuous 2A load capability, integrated bootstrap diode, etc.

IR22771S/IR21771S is a single phase current sensor interface IC produced by IR company. It is suitable for AC motor drive applications. The IC has floating channel, high PWM noise rejection capability, digital PWM output, fast over current detection, low latency and other features.

The IR3637A is a synchronous Buck controller IC designed for low-cost DC to DC power conversion applications. It features an internal 0.8V reference voltage for precise voltage regulation for low-voltage applications. The device operates at a fixed 600KHz switching frequency to reduce component size.

The IR211/IR221 half-bridge gate driver IC is a high-performance half-bridge gate driver with floating channel, soft over-current shutdown, synchronization signal, integrated desaturation detection circuit, two-stage turn-on output for di/dt control, separate pull-up/pull-down output drive pins, matched delay outputs, undervoltage lockout with hysteresis band, suitable for driving a single half bridge in power switching applications.