LTC3630AHDHC#PBF

Voltage Regulators - DC DC Switching Regulators Overview

The LTC3630AHDHC#PBF is a synchronous step-down DC/DC converter from Analog Devices Inc., designed for high-efficiency power conversion. It operates with an input voltage range of 4V to 76V and provides an adjustable output voltage between 0.8V and 76V. The device delivers a maximum output current of 0.5A. It features internal high-side and synchronous power switches, drawing only 12µA typical quiescent current while maintaining regulation at no load. The component is housed in a 16-lead DFN EP package and supports surface mount installation.

Voltage Regulators - DC DC Switching Regulators Feature Summary

• Integrates internal high-side and synchronous power switches for efficient step-down conversion
• Maintains regulated output voltage with ultra-low quiescent current consumption at no load
• Supports wide input voltage ranges suitable for various industrial and automotive supply rails

Voltage Regulators - DC DC Switching Regulators Applications

• Industrial control systems requiring stable power from high-voltage buses
• Automotive electronics operating within specified voltage limits
• Point-of-load regulation for distributed power architectures

Voltage Regulators - DC DC Switching Regulators Procurement Notes

Verify the specific suffix #PBF indicates tube packaging when reviewing distributor listings. Confirm the temperature grade matches application requirements, as the HDHC variant typically denotes automotive or extended industrial grades. Ensure the ordering part number aligns with the required package style and thermal performance specifications provided in the official datasheet.

Voltage Regulators - DC DC Switching Regulators Selection Notes

Select this component for applications requiring high input voltages up to 76V with moderate output current needs. The synchronous topology offers superior efficiency compared to non-synchronous alternatives. Consider the 16-lead DFN EP package for its thermal dissipation capabilities and compact footprint in space-constrained designs.

Voltage Regulators - DC DC Switching Regulators Part Context

This part belongs to the LTC3630 family of high-efficiency buck converters. The family includes variants with different packages such as MSOP and DFN, and temperature grades including military and automotive specifications. The LTC3630A specifically denotes the A-grade version of the controller, optimized for performance and reliability in demanding environments.

Voltage Regulators - DC DC Switching Regulators Replacement Considerations

Direct replacements include other parts within the LTC3630 family, such as the LTC3630MPDHC#PBF for automotive-grade requirements or the LTC3630AMPMSE#PBF for MSOP packaging. Verify pin compatibility and electrical parameters before substitution.