LTC3609IWKG#PBF

Voltage - Output (Min/Fixed):	0.6V
Base Part Number:	LTC3609
Supplier Device Package:	52-QFN-Multipad (7x8)
Package / Case:	52-VFQFN Exposed Pad
Mounting Type:	Surface Mount
Operating Temperature:	-40°C ~ 125°C (TJ)
Synchronous Rectifier:	No
Frequency - Switching:	--
Current - Output:	6A
Voltage - Output (Max):	32V
Series:	--
Voltage - Input (Max):	32V
Voltage - Input (Min):	4V
Number of Outputs:	1
Output Type:	Adjustable
Topology:	Buck
Output Configuration:	Positive
Function:	Step-Down
Part Status:	Active
Packaging:	Tube

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PMIC - Voltage Regulators - DC DC Switching Regulators

The LTC3609IWKG#PBF is a high-efficient synchronous step-down DC-DC regulator designed for use in portable and other space-constrained applications. It is optimized for applications that require high efficiency and minimal external components, providing up to 5A of continuous output current from an ultra-small 6-pin SOT-23 package. This product is ideal for applications where there is limited space or power dissipation constraints, such as in mobile phones, tablets, industrial electronics, and other portable power management applications.The device uses a regulated current-mode control architecture with automatic adaptation of both frequency and slope compensation. The switching frequency of the device is user-programmable up to 2MHz, and is adjustable via an external resistor. This allows for fast transient response and low output voltage ripple.In addition to its adjustable switching frequency, the device also features synchronous rectification and transistor stress reduction circuitry. This reduces overall power losses, resulting in improved efficiency and power savings. The LTC3609IWKG#PBF also features an integrated soft-start function, eliminating current surges and input inrush current during startup. This reduces input ripple in the power supply, simplifying power supply design.The device also includes output over-voltage, thermal overload, and short-circuit protection features, ensuring robust operation under all operating conditions. The output voltage is adjustable from 0.8V to 5.5V with a resistor-divider, and there is a shutdown mode pin to reduce power consumption when needed.The LTC3609IWKG#PBF is capable of operating at a wide range of input voltages, making it suitable for both single-cell and multi-cell battery applications. The device is designed to sink current during fault conditions, eliminating the need for external clamping components and reducing system complexity.Overall, the LTC3609IWKG#PBF is an excellent choice for high-efficiency, low-noise, and low-cost power management applications. The device is a cost-effective solution for space-constrained applications, and provides good performance even in harsh operating environments. The device comes with a wide range of protection features, allowing for robust system operation and improved system reliability.

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