LT1166CN8#PBF

Overview

The LT1166CN8#PBF is a gate driver IC manufactured by Analog Devices Inc., designed for power output stage automatic bias systems. It operates in a half-bridge configuration with a single driver and one output, housed in an 8-pin PDIP package suitable for through-hole mounting. The device supports a supply voltage range from 2V to 6V and functions within an ambient temperature range of 0°C to +70°C. It consumes a typical operating supply current of 50mA and utilizes silicon technology.

Feature Summary

• Provides automatic bias control functionality specifically engineered for power amplifier output stages
• Operates as a half-bridge gate driver with a single output channel
• Designed for low-voltage operation with a supply range extending up to 6V

Applications

• Power amplifier output stage automatic bias system control
• Class-AB power amplifier circuits requiring precise bias management
• High-power audio or RF amplifier designs delivering significant output wattage

Procurement Notes

Verify the specific suffix CN8 corresponds to the 8-pin PDIP package variant when sourcing. Confirm that the application requires the 2V to 6V supply voltage range, as this component is not intended for high-voltage logic interfaces. Ensure thermal management aligns with the 0°C to +70°C operating temperature specification for the chosen enclosure environment.

Selection Notes

Select this component when designing power amplifiers that require integrated automatic bias regulation rather than discrete solutions. It is appropriate for applications needing a half-bridge driver topology with low supply voltage constraints. Consider the PDIP package only if through-hole assembly is mandated by the mechanical design or manufacturing process requirements.

Part Context

This part belongs to the LT1166 series, which focuses on power output stage management. Unlike general-purpose logic drivers, it addresses the specific thermal and linearity needs of Class-AB amplifiers. It complements other Analog Devices signal chain components by handling the critical biasing interface between control logic and high-power output devices.

Replacement Considerations

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