ICL7660ACBAZA-T

Voltage Regulators - DC DC Switching Regulators Overview

The ICL7660ACBAZA-T is a monolithic CMOS charge pump voltage converter manufactured by Renesas Electronics. It operates within an input voltage range of 1.5V to 12V and provides an adjustable negative output ranging from -1.5V to -12V with a maximum output current of 45mA. The device utilizes an SOIC-8 surface-mount package and functions at a typical switching frequency of 10kHz. It is designed for commercial temperature applications, supporting an operating range from 0°C to +70°C.

Voltage Regulators - DC DC Switching Regulators Feature Summary

• Monolithic CMOS construction ensures low supply current consumption
• Integrated frequency boost pin allows lower output impedance with smaller capacitors
• Direct replacement for industry standard ICL7660 with extended voltage capabilities
• Improved thyristor latch-up protection for enhanced reliability

Voltage Regulators - DC DC Switching Regulators Applications

• Generating negative power supplies for microprocessor systems
• Providing bias voltages for operational amplifiers
• Creating dual polarity power rails from single positive sources
• Powering analog-to-digital converters requiring negative references

Voltage Regulators - DC DC Switching Regulators Procurement Notes

Verify the specific suffix 'A' indicates industrial or extended parameter guarantees compared to base models. Confirm the 'ZA' designation aligns with lead-free RoHS compliance requirements. Ensure the 'T' suffix matches the required tape-and-reel packaging format for automated assembly processes. Cross-reference the manufacturer date code against project lifecycle requirements.

Voltage Regulators - DC DC Switching Regulators Selection Notes

Select this component when a compact solution is needed to invert positive logic levels into complementary negative rails. The integrated boost feature simplifies design by reducing external capacitor size requirements. Verify that the 45mA output capability meets the load demands of the target circuitry without exceeding thermal limits in the SOIC-8 package.

Voltage Regulators - DC DC Switching Regulators Part Context

This part belongs to the ICL7660 family of super voltage converters, which are widely used for simple DC-DC inversion tasks. The ICL7660A variant specifically offers improved performance metrics over the original ICL7660, including lower quiescent current and higher efficiency. It serves as a standard component for generating negative voltages in mixed-signal environments.

Voltage Regulators - DC DC Switching Regulators Replacement Considerations

The ICL7660S and ICL7660A series are direct functional equivalents. Verify pin compatibility when substituting with older ICL7660 variants, noting potential differences in latch-up protection and supply current specifications.