IR44272LTRPBF

Series:	µHVIC™
Packaging:	Tape & Reel (TR)
Part Status:	Active
Driven Configuration:	Low-Side
Channel Type:	Single
Number of Drivers:	1
Gate Type:	IGBT, N-Channel MOSFET
Voltage - Supply:	5 V ~ 18 V
Logic Voltage - VIL, VIH:	0.6V, 2.7V
Current - Peak Output (Source, Sink):	1.5A, 1.5A
Input Type:	Non-Inverting
Rise / Fall Time (Typ):	10ns, 10ns
Operating Temperature:	-40°C ~ 150°C (TJ)
Mounting Type:	Surface Mount
Package / Case:	SC-74A, SOT-753
Supplier Device Package:	SOT-23-5

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IR44272LTRPBF Application Field and Working PrinciplePMIC (Power Management Integrated Circuit) - Gate Drivers are some of the most important components in any electronics system. These devices allow the easy management of current within a circuit by isolating the source of control from the component that is being configured. The IR44272LTRPBF is an example of one of these components and is used to ensure precise timing of gate signals within circuitry.The IR44272 is a dual channel input driver that splits high-side and low-side signals into separate channels. It is designed for use in high-power systems with large currents and voltages, where a precise and reliable gate drive is essential for precise operation. It has high output current capability, low propagation delay, and low Gate output capacitance, allowing for more precise closed loop control.The IR44272 has two input channels, one for low-side and one for high-side control. The low-side input is designed to control one side of the gate signal, while the high-side input can drive both sides of the signal at once. This allows for a much wider range of applications for the IR44272, as it can provide efficient control of both high-side and low-side gate signals.The IR44272 is suitable for automotive, industrial and consumer applications, providing precise timing and reliable control in a wide range of applications. It is particularly well suited to systems that require extremely high power, such as those found in hybrid and electric vehicles.The IR44272 can be used in numerous applications in all of these fields, including:

• Vehicle motor control
• Home automation
• Industrial motor control
• Power converter control
• Power supply control
• Power inverter control
• High-speed switching systems
• LED display control
• Sensors and actuators

The IR44272LTRPBF is a pin-out compatible version of the standard IR44272, and is designed for ease of use and low-power applications. It features a reduced propagation delay and an integrated low-dropout (LDO) voltage regulator, providing improved performance and lower power consumption.The IR44272LTRPBF has two main functions:

• To drive high-side or low-side gate signals
• To provide a precise timing signal to other components in the circuit, to ensure accurate control of the other components

The IR44272LTRPBF works as follows:

• The low and high-side inputs are connected to the power supply, which is also connected to the gate output.
• When the low-side or high-side inputs receive a logic signal, the logic signal is inverted and buffered before being sent to the gate output.

The IR44272LTRPBF is designed to provide precise timing of the gate signals at a low cost. It is also designed to be easily integrated into a variety of applications, reducing the hardware and design complexity associated with high power applications.The IR44272LTRPBF can be used as a single chip, or in multi-chip configurations for larger applications. When using in a multi-chip configuration, the masters can be daisy-chained to drive multiple loads in a chain. This allows for longer gate signals, and provides greater control of the system, which is essential for applications such as motor control.Overall, the IR44272LTRPBF is an ideal choice for applications that require precise timing, accurate control, and low-power consumption. It is suitable for a range of automotive, industrial, and consumer applications, allowing for reliable operation and improved system performance.

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