LTC3862HUH-1#PBF

DC DC Switching Controllers Overview

The LTC3862HUH-1#PBF is a multi-phase current mode step-up DC/DC controller manufactured by Analog Devices Inc. It operates within an input voltage range of 4 V to 36 V and supports boost and SEPIC topologies. The device features a fixed switching frequency of 300 kHz and maintains a quiescent current of 30 uA. It provides a single positive output with a maximum current capacity of 20 mA. The component is housed in a 24-lead QFN package (5x5 mm) and is rated for operation between -40°C and +150°C.

DC DC Switching Controllers Feature Summary

• Supports multi-phase control for high-efficiency step-up and SEPIC applications
• Features low static current consumption for battery-powered systems
• Includes programmable soft-start and phase-shifted operation capabilities

DC DC Switching Controllers Applications

• Industrial power supplies requiring wide input ranges
• Battery-operated equipment needing efficient voltage boosting
• Telecommunications infrastructure power management

DC DC Switching Controllers Procurement Notes

Verify the specific suffix and package type against the official datasheet to ensure compatibility with your design requirements. Confirm that the operating temperature range meets your environmental specifications. Check for any recent product change notifications regarding material or manufacturing updates before finalizing procurement decisions.

DC DC Switching Controllers Selection Notes

Select this controller when designing boost or SEPIC converters requiring multi-phase synchronization. Ensure external MOSFETs can handle the required current levels, as the IC drives rather than switches them directly. Consider thermal performance due to the extended industrial temperature rating and verify that the 300 kHz frequency aligns with your passive component selection.

DC DC Switching Controllers Part Context

This part belongs to the LTC3862 family of multi-phase controllers designed for high-performance power conversion. It complements other variants like the LTC3862EFE and LTC3862HGN by offering a ruggedized QFN package suitable for demanding environments. The series focuses on efficiency and flexibility for step-up architectures.

DC DC Switching Controllers Replacement Considerations

Direct substitutes include the LTC3862EFE#PBF and LTC3862HGN#TRPBF. Verify pinout compatibility and package dimensions when swapping between TSSOP, SSOP, and QFN formats. Ensure that the replacement variant supports the same input voltage range and switching frequency requirements.