MIC4429BMM-TR

Due to market price fluctuations, if you need to purchase or consult the price. You can contact us or emial to us:   sales@allicdata.com

MIC4429BMM-TR Application Field and Working Principle

The MIC4429BMM-TR is a gate driver integrated circuit (IC) designed for use in power management integrated circuits (PMIC). It is part of the MIC4429 family of gate drivers, which includes PMIC gate drivers as well as discrete driver devices. The MIC4429BMM-TR is a single package, high-voltage MOSFET driver with a low on-resistance of 10 ohms (Rds). It is ideally suited for driving high voltage loads, such as MOSFETs, relays, and motors in power distribution systems. The MIC4429BMM-TR is also used to provide a logic gate interface between the gate driver and micro-controllers or other logic circuits, allowing for easy control of loads.

The MIC4429BMM-TR has two output channels, one for positive voltage and one for negative voltage. Both outputs are capable of driving up to 600V at a peak current of 5A. The IC has a wide power supply range, from 4.5-32V, and provides a logic level control input from 1.8-5V. It is packaged in a leadless, surface mount package and is available in 8-pin SOIC and SOJ packages.

The MIC4429BMM-TR is a three-terminal PMIC gate driver device that integrates high voltage MOSFET switching into an integrated circuit. It can be used as an isolated or non-isolated gate driver, allowing for a variety of control signals such as those from microcontrollers, TTL, and CMOS ICs. The IC provides both source and sink current to the load, allowing it to be used in both linear and pulse-width-modulation (PWM) control systems.

The MIC4429BMM-TR gate driver uses N-channel and P-channel MOSFETs as the switching device. It also provides protection against oversaturation, overvoltage, and undervoltage. A watchdog timer is available for monitoring the load current and providing additional safeguards against power supply irregularities. Additionally, the MIC4429BMM-TR has an active discharge feature for the MOSFET gate, which ensures the MOSFETs are fully off when the IC is disabled.

The MIC4429BMM-TR supports both step and pulse width modulation techniques for controlling loads. It has a selectable slew rate of 2.5ns, 10ns, or 20ns which is used to modify the cutting and rising edges of the output pulse to reduce switching noise or electromagnetic interference (EMI) produced by the load. Additionally, the MIC4429BMM-TR can be configured to provide an enable Output Enable (OE) pulse signal, which is used to turn the switch on or off in response to external control logic.

The MIC4429BMM-TR is a versatile and reliable PMIC gate driver that can be used in a wide range of industries and applications. It is used to drive MOSFETs, relays, and motors in power distribution systems, as well as for providing a logic interface between gate drivers and microcontrollers. Its wide power supply range, low on-resistance, and selectable slew rate make it an ideal choice for applications that require high voltage and current drive. In addition, its active discharge feature, watchdog timer, and enable output pulse improve its performance and reliability.

The specific data is subject to PDF, and the above content is for reference