ICL7660SCBA

Voltage Regulators - DC DC Switching Regulators Overview

The ICL7660SCBA is a monolithic CMOS charge pump voltage converter designed for positive-to-negative voltage inversion. It operates within an input voltage range of 1.5V to 12V, generating a complementary negative output up to -12V. The device delivers a maximum output current of 45mA with a switching frequency between 10kHz and 35kHz. It utilizes a surface-mount SOIC-8 package and functions across a commercial temperature range of 0°C to 70°C.

Voltage Regulators - DC DC Switching Regulators Feature Summary

• CMOS charge pump topology enabling efficient voltage inversion without external inductors
• Integrated latch-up protection logic ensures stable operation across wide voltage ranges
• Requires only two non-critical external capacitors for complete circuit implementation
• Supports both standard inversion and voltage doubling configurations

Voltage Regulators - DC DC Switching Regulators Applications

• Generating negative supply rails for microprocessor systems
• Providing bias voltages for dynamic RAM circuits
• Creating dual polarity power supplies from single positive sources
• Data acquisition system signal conditioning power

Voltage Regulators - DC DC Switching Regulators Procurement Notes

Verify the specific suffix configuration against the manufacturer's current datasheet to confirm pinout compatibility and electrical specifications. Ensure the selected variant matches the required operating temperature range and packaging style for your design constraints.

Voltage Regulators - DC DC Switching Regulators Selection Notes

Select this component when a simple, low-component-count solution is needed for generating negative voltages from a positive source. Consider the 45mA current limit and switching frequency characteristics relative to your load requirements and noise sensitivity.

Voltage Regulators - DC DC Switching Regulators Part Context

This part belongs to the Intersil ICL7660 family of switched capacitor converters. It is functionally similar to the ICL7660A but may differ in specific voltage ratings or testing conditions. The SCBA designation indicates a specific package and temperature grade variant within the broader product line.

Voltage Regulators - DC DC Switching Regulators Replacement Considerations

Direct substitutes include the ICL7660SCBAZ and ICL7660SCBAZ-T. Verify pin compatibility and electrical parameters before replacing.