LTC1430CS8#TRPBF

Series:	--
Packaging:	Tape & Reel (TR)
Part Status:	Active
Applications:	Controller, Intel Pentium®
Voltage - Input:	4 V ~ 8 V
Number of Outputs:	1
Voltage - Output:	3.3V, Adj
Operating Temperature:	0°C ~ 70°C
Mounting Type:	Surface Mount
Package / Case:	8-SOIC (0.154", 3.90mm Width)
Supplier Device Package:	8-SOIC
Base Part Number:	LTC1430

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The LTC1430CS8#TRPBF is a PMIC (Power Management Integrated Circuit) about Voltage Regulators, Special Purpose developed by Linear Tech.This IC is a special purpose regulator that regulates standard internal logic rail voltages to an ultra-low temperature target from an input rail voltage that is much higher than the target voltage. The IC regulates two separate loads, including one whose power can be ≤ 2V.The working principle of LTC1430CS8#TRPBF is based on a proprietary linear step-down regulator. Its main component is an NMOS or PMOS type transistor, a driver structure, a bypass structure and a load controller. The driver structure is responsible for supplying a current to the output load line. It uses an LMOS type transistor, while the bypass structure is responsible for controlling the voltage on the output load line by controlling the current sent to the load. When the output voltage falls below the target voltage, the bypass structure increases the current. When the output voltage rises above the target voltage, the driver structure decreases the current. The load controller eliminates the need for an external load resistor and is responsible for controlling the current through the load. It uses an IDSENSE circuit to sense the current in the output load line, and then the voltage across the load target is adjusted to match the output voltage desired. The advantages of the LCT1430CS8#TRPBF PMIC are its high efficiency, low noise, and negligible EMI (electrical environmental interference). Furthermore, its embedded protections such as short circuit, over-voltage, and over-temperature protect the device and the part consuming it.The application fields of the LCT1430CS8#TRPBF PMIC include cellular phones, ultra-low power devices, smart cards, digital cameras and battery-powered devices.In conclusion, the LTC1430CS8#TRPBF PMIC is a highly effective Voltage Regulators, Special Purpose that is capable of regulating internal logic rail voltages to a low temperature target from a higher input rail voltage and eliminating the need for an external load resistor. It is used in a wide range of battery-powered and low power devices, including cellular phones, smart cards, digital cameras and ultra-low power devices.

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