ICL7660SIBAT

Voltage Regulators - DC DC Switching Regulators Overview

The ICL7660SIBAT 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 a fixed output configuration of -Vin or 2Vin. The device delivers a maximum output current of 45mA with a switching frequency between 10kHz and 35kHz. It is housed in an 8-SOIC surface-mount package and functions as an inverting regulator suitable for industrial temperature ranges from -40°C to +85°C.

Voltage Regulators - DC DC Switching Regulators Feature Summary

• Monolithic CMOS construction ensures low supply current consumption
• Integrated frequency boost capability allows lower output impedance with smaller capacitors
• Direct replacement for industry standard ICL7660 with extended voltage range
• Fixed output topology simplifies circuit design for negative supply generation

Voltage Regulators - DC DC Switching Regulators Applications

• Generation of negative power supplies for data acquisition systems
• Conversion of positive logic supplies to split bipolar rails
• Power supply requirements for instrumentation circuits
• RS232 interface power generation

Voltage Regulators - DC DC Switching Regulators Procurement Notes

Verify the specific suffix 'BAT' against official Renesas documentation to confirm tape-and-reel packaging and exact electrical tolerances. Ensure compatibility with existing PCB footprints for 8-SOIC packages. Confirm RoHS compliance status for the specific manufacturing lot. Cross-reference pinout assignments with the latest datasheet revision to prevent integration errors during assembly.

Voltage Regulators - DC DC Switching Regulators Selection Notes

Select this component when a fixed inverting charge pump solution is required for low-power applications. The 45mA output current supports moderate load demands without external pass transistors. The wide input voltage range accommodates various single-supply sources. Consider the 10kHz to 35kHz switching frequency for EMI-sensitive environments where lower noise is beneficial compared to higher-frequency alternatives.

Voltage Regulators - DC DC Switching Regulators Part Context

This part belongs to the ICL7660 family of super voltage converters, which are designed to replace older discrete solutions. The ICL7660 series utilizes CMOS technology to achieve high efficiency and low quiescent current. The ICL7660SIBAT variant specifically offers improved performance characteristics over the original ICL7660, including better thermal stability and reduced output impedance through internal frequency boosting capabilities.

Voltage Regulators - DC DC Switching Regulators Replacement Considerations

The ICL7660AIBAZA-T serves as a verified equivalent alternative within the same product family. Both devices share identical core functionality and pin configurations. Verify that the substitute maintains the required 45mA output current rating and SOIC-8 package dimensions for direct board replacement.