LTC3862HUH-1

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 supports Boost and SEPIC topologies with an input voltage range of 12 V to 36 V. The device operates at a switching frequency of 300 kHz and features a static current of 30 uA. It provides load regulation of -2% and functions within a temperature range of -40°C to +150°C. Packaged in a QFN-24 format, it delivers an output current of 20 mA with one output channel.

DC DC Switching Controllers Feature Summary

• Supports multi-phase current mode control for high-efficiency power conversion
• Capable of operating in both Boost and SEPIC circuit topologies
• Features low static current consumption for improved standby efficiency
• Includes shutdown functionality for power management control

DC DC Switching Controllers Applications

• Industrial power supply systems requiring wide input ranges
• Automotive electronics operating under harsh thermal conditions
• High-voltage step-up converter designs
• SEPIC applications for variable input voltage scenarios

DC DC Switching Controllers Procurement Notes

Verify the specific suffix #PBF indicates lead-free compliance when ordering. Confirm the HUH package variant matches the required QFN-24 footprint for PCB layout. Ensure the 12V minimum input specification aligns with the system's power source capabilities. Check for any recent Product Change Notifications regarding material or process updates.

DC DC Switching Controllers Selection Notes

Select this component for applications requiring high-temperature operation up to 150°C. Consider the 300kHz switching frequency for balancing size and efficiency. The multi-phase capability suits designs needing reduced input ripple. Verify that the 20mA output drive is sufficient for the external MOSFET gate requirements.

DC DC Switching Controllers Part Context

This part belongs to the LTC3862 series of PolyPhase controllers from Analog Devices. It is designed for high-performance step-up conversions. The HUH suffix denotes the specific QFN-24 package type optimized for surface mount assembly. It complements other variants like the IUH and HGN models which share similar electrical characteristics but differ in packaging.

DC DC Switching Controllers Replacement Considerations

LTC3862IUH-1#PBF offers identical electrical performance in a QFN-24 package with a lower maximum temperature rating of 125°C. LTC3862HGN-1#PBF provides the same specifications in an SSOP-24 package. Verify thermal requirements before substituting.