ICL7660AIBAZA-T

Voltage Regulators - DC DC Switching Regulators Overview

The ICL7660AIBAZA-T is a monolithic CMOS Super Voltage Converter manufactured by Renesas Electronics. It operates within an input voltage range of 1.5V to 12V and provides an adjustable negative output from -1.5V to -12V with a maximum output current of 45mA. The device features a typical switching frequency of 10kHz and includes a Frequency Boost pin for improved performance with smaller capacitors. It guarantees a minimum power efficiency of 96% and maintains low supply current across the industrial temperature range of -40°C to +85°C.

Voltage Regulators - DC DC Switching Regulators Feature Summary

• Direct replacement for industry standard ICL7660 with extended operating voltage range up to 12V
• Integrated Frequency Boost pin enables lower output impedance using smaller external capacitors
• Guaranteed low supply current across the entire commercial and industrial temperature ranges
• Improved SCR latch-up protection ensures enhanced reliability under various operating conditions

Voltage Regulators - DC DC Switching Regulators Applications

• Generating negative power supplies for dynamic RAM modules
• Providing negative bias voltages for microprocessor systems
• Creating dual polarity power rails (+/- 5V) from single positive logic supplies
• Powering operational amplifiers in data acquisition systems

Voltage Regulators - DC DC Switching Regulators Procurement Notes

Verify the specific suffix 'T' indicates tape and reel packaging when ordering. Confirm the 'I' designation corresponds to the industrial temperature range (-40°C to +85°C). Ensure compatibility with SOIC-8 surface mount footprints during PCB layout. Cross-reference datasheet electrical specifications against system requirements for output current and voltage stability before finalizing procurement.

Voltage Regulators - DC DC Switching Regulators Selection Notes

Select this component when an inductorless charge pump solution is required for generating negative voltages from a positive source. It is suitable for applications needing moderate output currents up to 45mA without magnetic components. Consider the Frequency Boost pin if minimizing external capacitor size is a priority. Verify that the 10kHz switching frequency aligns with electromagnetic interference constraints in the target design.

Voltage Regulators - DC DC Switching Regulators Part Context

This part belongs to the ICL7660S/A series of Super Voltage Converters, which are CMOS-based alternatives to older bipolar technologies. The ICL7660A variant specifically offers an extended input voltage range compared to the original ICL7660. It is designed for general-purpose voltage inversion and doubling applications in industrial and commercial electronics.

Voltage Regulators - DC DC Switching Regulators Replacement Considerations

The ICL7660AIBAZA-T serves as a direct drop-in replacement for the legacy ICL7660. Verify pinout compatibility with existing designs utilizing the standard ICL7660 footprint. Check that the improved latch-up protection and lower supply current meet updated system reliability standards.