LTC1735CF#PBF

Frequency - Switching:	300kHz
Base Part Number:	LTC1735
Supplier Device Package:	20-TSSOP
Package / Case:	20-TSSOP (0.173", 4.40mm Width)
Operating Temperature:	0°C ~ 85°C (TA)
Control Features:	Enable, Power Good, Soft Start
Serial Interfaces:	--
Clock Sync:	No
Synchronous Rectifier:	Yes
Duty Cycle (Max):	99.4%
Series:	--
Voltage - Supply (Vcc/Vdd):	4 V ~ 30 V
Output Phases:	1
Number of Outputs:	1
Topology:	Buck
Output Configuration:	Positive
Function:	Step-Down
Output Type:	Transistor Driver
Part Status:	Active
Packaging:	Tube

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PMIC - Voltage Regulators - DC DC Switching Controllers

The LTC1735CF#PBF is a high-performance, low-power, switch-mode controller. It is designed to operate in harsh industrial applications. The LTC1735CF#PBF provides a high level of integration, allowing for high-frequency and low-voltage operation. It is able to operate in an extremely low-voltage range, yet provides an impressive level of noise immunity and efficiency in power applications. It also offers protection from unbalances in the output as well as overload and short-circuit conditions.

Key Features

• High Precision: The device has a low-noise output that allows for a very precise voltage regulation.
• High Efficiency: The LTC1735CF#PBF is capable of high efficiency up to 98.5% in a wide range of load conditions.
• High Frequency: The device is able to operate at high frequencies up to 2MHz.
• Low Power Consumption: The device requires a very low power consumption in all operating conditions.
• Thermal Protection: The device provides thermal protection to protect against overheating.
• Overload Protection: The device includes over-current protection to provide protection against overload and short-circuit conditions.

Application Fields

The LTC1735CF#PBF is mainly used in industrial and automotive applications, as it provides a reliable and efficient power solution in harsh environments. The device can be used in power supplies, adapters, battery chargers, and other DC to DC switching converters. It can also be used in lighting and security applications, as it can provide a stable and reliable output voltage.

Working Principle

The LTC1735CF#PBF works by converting the input DC voltage to an alternating current (AC) form, which is then filtered, conditioned and rectified, to provide a DC output voltage. The input voltage is compared to the feedback voltage to ensure accuracy. The device then Quickly adjusts the duty cycle in order to provide a stable output voltage.The switching operation of the device is controlled by the internal circuitry. The device uses a low on-resistance MOSFET (Metal Oxide Semiconductor Field Effect Transistor) to regulate the output current. This ensures minimal power dissipation and maximum efficiency.

Conclusion

The LTC1735CF#PBF is a high-performance and low-power switch-mode controller. It is used in industrial and automotive applications, as it provides an efficient and reliable output voltage. The device offers high performance and efficiency, while providing protection against overloads, unbalance in the output, and short-circuit conditions. The device quickly adjusts its duty cycle to ensure accuracy and stability. It is able to operate in an extremely low-voltage range, yet provides an impressive level of noise immunity and efficiency.

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