LT1161CN#PBF

Overview

The LT1161CN#PBF is a quad high-side gate driver manufactured by Analog Devices Inc. It enables the use of low-cost N-channel power MOSFETs in high-side switching applications. The device features four independent switch channels, each containing a completely self-contained charge pump to fully enhance an N-channel MOSFET switch without requiring external components. It operates with an input voltage range of 8V to 48V and provides protected switching capabilities for industrial environments.

Feature Summary

• Integrates four independent switch channels with self-contained charge pumps for full enhancement of N-channel MOSFETs
• Provides protection mechanisms suitable for robust industrial switching applications
• Eliminates the need for external charge pump components through internal integration

Applications

• High-side switching applications utilizing N-channel power MOSFETs
• Industrial switch circuits requiring isolated inputs and fault outputs
• Protected quad 2A industrial switch implementations

Procurement Notes

Verify component authenticity through authorized Analog Devices distributors or official manufacturer channels. Confirm package integrity and pin alignment against the PDIP specification. Review the latest datasheet for any updates regarding RoHS compliance status and manufacturing lifecycle information before finalizing procurement plans.

Selection Notes

Select this component when designing high-side switching circuits that require cost-effective N-channel MOSFET utilization. The integrated charge pumps simplify design by removing external boost capacitor requirements. Ensure the application input voltage remains within the specified 8V to 48V operational range for reliable performance.

Part Context

This part belongs to the LT1161 series of quad high-side gate drivers from Analog Devices. It is designed to replace complex discrete bootstrap solutions by integrating charge pump functionality directly into the IC. The CN suffix indicates a commercial temperature grade variant housed in a standard plastic dual in-line package.

Replacement Considerations

Public confirmed substitute part numbers are not available in the provided documentation.