ICL7660AIBA-T

Voltage Regulators - DC DC Switching Regulators Overview

The ICL7660AIBA-T is a monolithic CMOS super voltage converter manufactured by Renesas Electronics. It functions as an inverting charge pump with boost topology, designed to replace the industry standard ICL7660. The device supports an input voltage range of 1.5V to 12V and provides an output current of up to 45mA. It operates at a switching frequency of 10kHz and includes a frequency boost pin for improved performance with smaller capacitors. The component is housed in an SOIC-8 package and is rated for an industrial temperature range from -40°C to +85°C.

Voltage Regulators - DC DC Switching Regulators Feature Summary

• Direct replacement for the 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 and high power conversion efficiency

Voltage Regulators - DC DC Switching Regulators Applications

• Simple conversion of +5V logic supplies to ±5V dual supplies
• Negative power supplies for dynamic RAM modules
• Powering RS-232 communication interfaces
• Negative supplies for data acquisition systems and instrumentation

Voltage Regulators - DC DC Switching Regulators Procurement Notes

Verify that the specific suffix 'IBA' corresponds to the tape-and-reel packaging format required for automated assembly processes. Confirm the manufacturer's date code and lot traceability against the production lifecycle status to ensure availability aligns with project timelines. Cross-reference the RoHS compliance documentation to meet environmental regulatory standards for the target region.

Voltage Regulators - DC DC Switching Regulators Selection Notes

Select this component when an inverting DC-DC conversion is required without magnetic components. It is suitable for applications needing a negative rail derived from a positive source within the 1.5V to 12V input window. Consider the 45mA output capability and the need for external flying and storage capacitors. Ensure the SOIC-8 footprint fits the PCB layout constraints compared to legacy DIP packages.

Voltage Regulators - DC DC Switching Regulators Part Context

This part belongs to the ICL7660 family of super voltage converters, which are widely used for generating complementary power rails. The ICL7660A variant specifically offers enhanced specifications over the original ICL7660, including higher input voltage tolerance and better thermal performance. It is categorized under PMIC switching regulators and serves as a cost-effective solution for low-power voltage inversion tasks.

Voltage Regulators - DC DC Switching Regulators Replacement Considerations

The ICL7660AIBA-T is documented as a direct replacement for the standard ICL7660. Verify compatibility with existing circuit designs that utilized the original ICL7660, particularly regarding pinout and external capacitor requirements. Check for any updates in the datasheet electrical specifications that might affect system performance margins.