LTC3835IFE#PBF

DC DC Switching Controllers Overview

The LTC3835IFE#PBF is a low quiescent current synchronous step-down switching regulator controller manufactured by Analog Devices Inc. It operates with an input voltage range of 4V to 36V and supports output voltages from 800mV to 10V. The device delivers up to 20A of output current and features a fixed switching frequency of 800kHz. It utilizes a constant-frequency current mode architecture for precise regulation. The component is housed in a 16-lead SSOP package and functions within a temperature range of -40°C to +85°C, drawing only 80µA of supply current during operation.

DC DC Switching Controllers Feature Summary

• Drives all N-channel synchronous power MOSFET stages for high efficiency
• Features a phase-lockable constant-frequency current mode architecture
• Provides low quiescent current operation for improved standby performance

DC DC Switching Controllers Applications

• High efficiency point-of-load (POL) regulators
• Industrial equipment power distribution
• Telecommunications infrastructure power supplies

DC DC Switching Controllers Procurement Notes

Verify the specific suffix against official documentation to confirm package type and compliance status. Confirm availability through authorized channels as distribution status may vary. Ensure the selected variant matches the required thermal and electrical specifications for the target application environment.

DC DC Switching Controllers Selection Notes

Select this controller when designing buck converters requiring low static current and high output current capability. It is suitable for applications needing a wide input voltage range and adjustable output voltage. Consider the SSOP package constraints for thermal management and PCB layout requirements.

DC DC Switching Controllers Part Context

This component belongs to the LTC3835 family of synchronous step-down controllers. It is designed to replace older generation controllers offering similar functionality but with enhanced efficiency and lower power consumption characteristics. The part integrates essential control logic while relying on external power stages for current handling.

DC DC Switching Controllers Replacement Considerations

LTC3835EGN-1#PBF and LTC3835IGN-1 are documented variants within the same series. Verify pinout compatibility and thermal performance differences before substitution.