ICL7660 Charge Pump Voltage Converter SOIC8 | ICL7660 SMD IC

About ICL7660 Charge Pump Voltage Converter SOIC8 | ICL7660 SMD IC:

The ICL7660 Charge Pump Voltage Converter SOIC8 is a compact, high-efficiency DC-to-DC converter designed for low-power voltage inversion and doubling applications. Built on advanced CMOS technology, this ICL7660 SMD IC provides a simple and reliable way to generate a negative voltage supply from a positive input, eliminating the need for bulky transformers or inductors.

Operating over a wide voltage range from 1.5V to 10V, the ICL7660 SMD IC can efficiently produce a negative output voltage equal in magnitude to the input (for example, +5V to -5V). This makes it ideal for operational amplifier circuits, analog signal conditioning, and power supply applications that require both positive and negative rails.

Encased in a space-saving SOIC8 surface-mount package, the ICL7660 offers excellent thermal performance and high reliability, making it perfect for compact PCB designs and automated manufacturing. Its low power consumption, stable internal oscillator, and high conversion efficiency make it one of the most popular charge pump ICs used in modern electronic systems across India.

Key Features

• Model: ICL7660 Charge Pump Voltage Converter

• Package Type: SOIC8 (SMD)

• Converts positive voltage to equivalent negative voltage

• Input voltage range: 1.5V to 10V

• Output current up to 20mA typical

• High conversion efficiency (up to 98%)

• Internal oscillator ensures stable charge pump operation

• Requires only two external capacitors

• Low output impedance and minimal ripple noise

• Compact and lightweight SMD design for modern PCB layouts

• Compatible with TTL and CMOS logic levels

Applications

The ICL7660 Charge Pump Voltage Converter SOIC8 is widely used in electronics where negative voltage generation is required but only a single positive supply is available. Typical applications include:

• Operational amplifier dual-supply generation

• Analog signal processing and conditioning circuits

• LCD bias voltage generation

• Sensor offset or biasing circuits

• Battery-powered systems and portable devices

• Data acquisition systems

• Power supply voltage inversion or doubling

• Educational and prototyping boards

• Industrial and instrumentation electronics

Why Choose ICL7660 SMD IC?

The ICL7660 SMD IC simplifies circuit design by removing the need for transformers, inductors, or complex switching regulators. Using a simple capacitor-based charge pump principle, it can generate negative voltages from positive inputs with exceptional efficiency and stability.

Its SOIC8 package makes it ideal for space-constrained PCBs and modern surface-mount production environments. This compact design ensures reliability while maintaining electrical performance on par with larger DIP-based ICs.

Because it requires only two external capacitors, the ICL7660 Voltage Converter SOIC8 helps minimize BOM cost and PCB footprint — a major benefit for both prototyping and mass production. It’s fully compatible with TTL and CMOS logic levels, allowing easy integration with popular microcontrollers like Arduino, ESP32, Raspberry Pi, STM32, and PIC.

Performance Advantages

• Compact Design: SOIC8 package ideal for high-density SMD boards

• Low Power Consumption: Ideal for battery-operated devices

• High Conversion Efficiency: Up to 98% voltage inversion performance

• Stable Operation: Internal oscillator ensures consistent voltage conversion

• Low Component Count: Only two capacitors needed for operation

• Wide Application Support: Works seamlessly in analog, mixed-signal, and digital systems

• Reliable and Long-Lasting: CMOS construction ensures low power and durability

Why It’s Ideal for Indian Market

In India’s rapidly growing electronics ecosystem, engineers, students, and manufacturers seek affordable, compact, and efficient power management solutions. The ICL7660 Charge Pump Voltage Converter SOIC8 perfectly meets these needs.

Its SMD design supports modern automated PCB assembly, while its robust electrical performance makes it suitable for industrial, academic, and consumer applications alike. Whether you’re designing an analog amplifier, portable measuring instrument, or embedded control circuit, the ICL7660 SMD IC ensures reliable voltage inversion in a small footprint at an economical cost.

Summary

The ICL7660 Charge Pump Voltage Converter SOIC8 is a compact, efficient, and versatile DC-to-DC converter designed for generating negative voltages from single-supply systems. With its high efficiency, minimal external components, and compact SMD SOIC8 package, it’s the perfect choice for analog, mixed-signal, and portable applications.

Ideal for India’s electronics market, the ICL7660 SMD IC offers dependable voltage inversion, low noise, and compatibility with a wide range of logic systems — making it a staple component for students, engineers, and manufacturers seeking performance and simplicity in one device.

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