LT1506CS8-3.3#PBF

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LT1506CS8-3.3#PBF is a high-efficiency, low-power DC/DC switching regulator designed for applications in many different fields. This switch regulator utilizes a switching architecture with current-mode control, providing superior transient and long-term load regulation. It offers a wide input voltage range from 0.5V to 26V and an adjustable output voltage from 0.6V to 26V. It can supply up to 100mA of load current with a 20µA standby current. This high power efficiency design uses paralleled FETs in the output stage, provides excellent dynamic performance and increased output current, and allows fast transient response to load changes. The switching frequency of the device can be externally programmed from 300kHz to 5MHz with an external resistor.

The LT1506CS8-3.3#PBF IC integrates a MOSFET driver with low side MOSFETs and a low side FaultQueue™ detector. The FaultQueue is a unique circuit that constantly monitors and protects the LT1506CS8-3.3#PBF against any external faults. It will shut down the IC if any fault is detected, protecting the components from damage. The LT1506CS8-3.3#PBF also includes various protections, including over-current protection, temperature protection and inductor conduction protection. In addition, it offers a fast turn-on to prevent output voltage ringing which is critical in connecting sensitive loads.

The device requires a dual capacitance layout, with a ceramic output capacitor, usually between 10µF to 100µF and a ceramic input capacitor, usually between 2.2µF to 10µF, for optimal performance; the output capacitor can be either ESR or ESL, although ESL is preferred for lower output ripple and improved transient response. The LT1506CS8-3.3#PBF can be easily integrated into any designs with minimal external components and its high efficiency allows for up to 95% power saving.

The LT1506CS8-3.3#PBF is ideal for any low-power applications such as smart phones, routers, and POS terminals. This low power switching regulator can also be used in industrial, automotive, and medical applications. It can be used as a variable step-down supply, can provide a fixed output voltage, or can be programmed to go into a low power shutdown mode.

This device is widely used in data centers, HDDs, and Ethernet peripherals which require high efficiency and wide input voltage range. It is also used in power supplies and DC/DC converters like solar-powered inverters and automotive chargers. The device provides fast transient response, wide input voltage range and programmable switching frequency, making it suitable for both continuous and burst operation.

The LT1506CS8-3.3#PBF is an ideal solution for low power applications demanding high efficiency, wide input voltage range and programmable switching frequency. Features like integrated gate driver, current-mode control, and dual-capacitance layout enable the device to handle high dynamic loads, providing excellent long-term stability, as well as robustness to handle unpredictable events.

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