LTC3617EUDD#PBF

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The LTC3617EUDD#PBF is a special-purpose 3A, 6A step-down switching regulator with a wide input voltage range, integrated power switch, adjustable output voltage and low standby current, making it an ideal voltage regulator for a variety of applications. Specifically, this regulator is designed for applications where the supply voltage is usually up to 40V, but may require higher voltage ranges on occasions, such as automobiles and industrial equipment.

The primary feature of the LTC3617EUDD#PBF is its wide input voltage range (4.5V to 40V), making it compatible with various sources of input, from automotive (12V/14V) to PoE (±48V). This makes the LTC3617EUDD#PBF an ideal choice for many automotive and industrial environments, where the input voltage may fluctuate greatly. Furthermore, the LTC3617EUDD#PBF features an Integrated Power Switch, allowing the load to be powered directly from the input voltage, while still providing regulation and protection, regardless of the input voltage. This eliminates the need for a separate voltage regulator and power switch.

The LTC3617EUDD#PBF also features an adjustable and constant output voltage. This allows the user to set the output voltage within a certain range and maintain it at that level, no matter how the input varies. The user can also adjust the output voltage by adjusting the external feedback resistors of the LTC3617EUDD#PBF. Additionally, the LTC3617EUDD#PBF features an integrated low output noise frequency ramp function, preventing large-capacitor-induced oscillations and allowing the user to set the output frequency according to their needs.

The LTC3617EUDD#PBF is also designed to operate with a very low standby current. This minimizes power consumption and reduces the heat generated by the regulator. Furthermore, the LTC3617EUDD#PBF features a programmable, undervoltage lockout (UVLO) which prevents the regulator from turning on before the input voltage has reached the required threshold. Also, the LTC3617EUDD#PBF is designed with a current limit and thermal shutdown feature which protects the regulator from being damaged by excessive current or heat.

In conclusion, the LTC3617EUDD#PBF is an ideal voltage regulator for applications where the supply voltage is usually up to 40V, but may require higher voltage ranges on occasions, such as automobiles and industrial equipment. Its wide input voltage range, integrated power switch, adjustable output voltage and low standby current make it an excellent choice for such applications. Furthermore, its programmable UVLO and current limit and thermal shutdown features makes it a safe and reliable choice as well.

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