LTC1478CS#PBF

Overview

The LTC1478CS#PBF is a dual high-side power distribution switch manufactured by Analog Devices Inc. It operates within a supply voltage range of 2.7 V to 5.5 V and delivers up to 1 A output current per channel. The device features a maximum on-resistance of 200 mOhms and includes integrated fault protection mechanisms such as fixed current limiting and over-temperature shutdown. Designed for surface-mount installation in SOIC-16 packages, it supports an operating temperature range from 0°C to +70°C.

Feature Summary

• Dual-channel high-side power switching architecture
• Integrated fixed current limit and thermal protection
• Low on-resistance MOSFET output stage

Applications

• Power distribution systems
• Load driver circuits
• Motor control applications

Procurement Notes

Verify the specific package variant and manufacturer documentation when sourcing. Confirm that the component meets required environmental standards and operational specifications for your design. Cross-reference official datasheets to ensure compatibility with system voltage and current requirements before finalizing procurement decisions.

Selection Notes

Select this component for applications requiring independent control of two high-side loads within a 2.7 V to 5.5 V supply range. Consider its 1 A current capacity and low on-resistance for efficient power delivery. Ensure the SOIC-16 package fits the PCB layout constraints and that the thermal management strategy accommodates the specified operating temperature range.

Part Context

This part belongs to the LTC1478 series of power distribution switches. It is categorized under Power Management ICs (PMIC) specifically designed for load drivers and power distribution tasks. The device integrates protection features typically found in dedicated high-side switch controllers, simplifying system design for multi-load environments.

Replacement Considerations

No public confirmed substitute part numbers are available.