LTC4151HMS#PBF

Series:	--
Packaging:	Tube
Part Status:	Active
Applications:	Power Supply Monitor
Voltage - Input:	7 V ~ 80 V
Voltage - Supply:	7 V ~ 80 V
Current - Supply:	1.2mA
Operating Temperature:	-40°C ~ 125°C
Mounting Type:	Surface Mount
Package / Case:	10-TFSOP, 10-MSOP (0.118", 3.00mm Width)
Supplier Device Package:	10-MSOP
Base Part Number:	LTC4151

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The LTC4151HMS#PBF is a PMIC or Power Management Integrated Circuit that provides power supply control, monitoring, and overcurrent protection for circuits with broad-range outputs. It uses an advanced SMBus or System Management Bus and PWM technology, known as Pulse Width Modulation, to deliver higher efficiency, improve performance, and reduce overall power consumption. Low power usage is particularly important in today’s increasingly energy-conscious world and situations where minimizing system power usage is essential. The LTC4151HMS#PBF is an ideal solution for applications like Lighting Control, where there is a need to save energy and take full advantage of low power LED lighting solutions. Other areas of usage include Automation and Industrial Control, Robotics, and embedded Systems. The device features over-current protection and thermal shutdown. In the event of overload or over-temperature, the device will shut itself down and reset when the problem has been removed. It also includes an adjustable soft-start feature that prevents inrush current at power up and protects against under-voltage lockout. The LTC4151HMS#PBF offers two control methods, "East Mode" and "West Mode". East Mode is designed for the most cost-effective solutions, allowing for manual setup and operation only. West Mode is used for more advanced automated power management systems and can be set up and operated remotely with the help of the System Management Bus (SMBus).In terms of its operating principle, the LTC4151HMS#PBF uses pulse width modulation (PWM) to convert a fixed or variable DC input voltage into a regulated fixed output voltage. An internal oscillator sets the switching frequency allowing for excellent conversion efficiencies across a wide range of output voltages. The device is able to automatically adjust the duty cycle to match the input voltage, making it a very efficient regulator. The LTC4151HMS#PBF also includes an on-chip circuit to accurately monitor the output voltage, current, and temperature. This feature is especially useful in industrial applications where differential input/output interface is required. Overall, the LTC4151HMS#PBF delivers superior performance to any power supply design. Its low-power consumption, advanced PWM technology, and remote management capabilities make it an ideal solution for energy conscious designs or applications that require minimal power. For these reasons, the LTC4151HMS#PBF is an ideal choice for embedded systems, robotics, industrial control, automation and lighting control applications.

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