ISL6406IR

Frequency - Switching:	100kHz ~ 715kHz
Base Part Number:	ISL6406
Supplier Device Package:	16-QFN-EP (5x5)
Package / Case:	16-VQFN Exposed Pad
Operating Temperature:	-40°C ~ 85°C (TA)
Control Features:	Enable, Frequency Control, Phase Control
Serial Interfaces:	--
Clock Sync:	Yes
Synchronous Rectifier:	Yes
Duty Cycle (Max):	96%
Series:	--
Voltage - Supply (Vcc/Vdd):	2.97 V ~ 3.63 V
Output Phases:	1
Number of Outputs:	1
Topology:	Buck
Output Configuration:	Positive
Function:	Step-Down
Output Type:	Transistor Driver
Part Status:	Obsolete
Packaging:	Tube

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ISL6406IR is a 3-phase synchronous buck MOSFET driver that is specifically designed for use in motor and all other applications requiring high-voltage and precise control, such as voltage regulators, DC-DC converters, etc.The ISL6406IR offers superior safety from over-current and under-voltage conditions, allowing for a fully protected system with precise current regulation. The device features an internal FET gate driver, negative current sensing and a power good indicator. With an integrated 1.5Ω driver on/off circuit, and operational temperatures up to 150°C, this makes it the ideal choice for a wide variety of applications which require high-temperature operation.The working principle for the ISL6406IR is relatively simple. First, the power supply input is isolated from the rest of the system and the ISL6406IR monitor the input voltage using a series of LED drivers. After detecting the input voltage, the LED drivers turn the low side, high side and gates on/off accordingly, depending on the detected voltage. By doing this, the voltage regulator maintains a consistent and stable output.The ISL6406IR can be used for a variety of applications, thanks to its simple principles, robust design, and wide range of features. The ISL6406IR is ideal for applications that require precise control and high-temperature operation, such as high power DC-DC converters, Li-ion battery packs, telecom base stations and high-power motor drives. Additionally, the ISL6406IR can be used to help drive PWM dimmers, high-side MOSFETs and low-side MOSFETs, protecting them from potential shorts and resulting damage.In conclusion, the ISL6406IR is a perfect choice for applications that require precise and high-temperature operation. Thanks to its features and robust design, the ISL6406IR makes it easy to maintain a consistent and stable supply of power, allowing for safe and reliable operation in a variety of systems.

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