ISL6146BFUZ-T7A

Current - Output (Max):	--
Base Part Number:	ISL6146
Supplier Device Package:	8-MSOP
Package / Case:	8-TSSOP, 8-MSOP (0.118", 3.00mm Width)
Mounting Type:	Surface Mount
Operating Temperature:	-40°C ~ 125°C
Applications:	N+1 Power Supplies, Telecom/Datacom Systems
Voltage - Supply:	1 V ~ 20 V
Current - Supply:	25µA
Series:	--
Delay Time - OFF:	65ns
Internal Switch(s):	No
Ratio - Input:Output:	N:1
FET Type:	N-Channel
Type:	N+1 ORing Controller
Part Status:	Active
Packaging:	Tape & Reel (TR)

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ISL6146BFUZ-T7A is an advanced protection and power management integrated control device designed by Intersil Corporation specifically for low-voltage battery-powered systems. This device incorporates an integrated OR controller, ideal diodes and an adjustable buck converter to effectively manage power supply and system protection. ISL6146BFUZ-T7A enables users to select the required amount of transfer current to manage their application power, while also providing over-voltage, current/thermal protection, timer reset, and reverse current blocking. In addition, the device supports low-power sleep mode of operation, making it ideal for low-power applications.The ISL6146BFUZ-T7A provides an ideal integrated solution for efficient system power and protection management. By integrating the OR controller, ideal diodes and adjustable buck converter on the same IC, users can directly control their target application power with improved efficiency and reliability, while still maintaining a compact PCB footprint. The device has a wide input operating range of up to 40V and can be enabled with low feedback voltage of 0.5V. This makes ISL6146BFUZ-T7A suitable for applications that need a high voltage soft-start, such as automotive and industrial systems.The OR controller within the ISL6146BFUZ-T7A features a maximum transfer current limit of 1.5A and an adjustable current limit range from 3mA to 1.5A. The device is also capable of controlling an OR output up to 65A. This allows users to control the output current by setting the external pull resistor according to their target application requirements. The device includes a programmable timer reset for tailored tolerance control on each regulator circuit, ensuring a high level of safety for the end-use application.The ideal diodes inside the ISL6146BFUZ-T7A provide integrated reverse current blocking and short-circuit protection. This ensures that no reverse current flows between the input and output when they are connected in series. The diodes in the device have a low forward voltage drop of 200mV, which results in a high efficiency of up to 91%. The diodes also feature a high turn-on and turn-off speed, resulting in improved system performance and protection.The adjustable buck converter in ISL6146BFUZ-T7A operates in either PWM or pulse frequency modulation (PFM) mode. In PWM mode, the device is capable of providing a fast response to input voltage variations, while in PFM mode, it provides a low power consumption. The output voltage and switching frequency of the converter can be adjusted by using external components, making it suitable for applications with a wide range of input voltages, output voltages and switching frequencies.The ISL6146BFUZ-T7A also includes a low-power sleep mode, which is enabled by setting the output voltage to a certain level. In this mode, the device draws current from the output only when the load requires it, providing a low-power operation. This feature makes it an ideal solution for applications requiring low-power consumption and high efficiency.In conclusion, the ISL6146BFUZ-T7A is a highly integrated device designed to provide efficient system power and protection management. Its versatile feature set and low power consumption make it ideal for low-power applications and systems requiring low voltage start-up, over-voltage and current/thermal protection, and reverse current blocking. With its versatile features, integrated OR controller, ideal diodes and adjustable buck converter, the ISL6146BFUZ-T7A offers an alternate solution to the traditional discrete power management components.

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