ICL7660CBAZ-T

The ICL7660CBAZ-T is a highly integrated voltage converter IC manufactured by Intersil, designed for applications requiring a compact and efficient solution for generating negative voltages or voltage doubling. This device is particularly useful in battery-powered applications, portable electronics, and other systems where space and power efficiency are critical.

Key Features:

1. Voltage Conversion: The ICL7660CBAZ-T can convert a positive input voltage into a negative output voltage, effectively allowing for the generation of -5V from a +5V supply. It can also be configured to double the input voltage, providing a +10V output from a +5V input.

2. Operating Voltage Range: The device operates over a wide input voltage range, typically from 1.5V to 12V, making it versatile for various applications.

3. Output Current: The ICL7660CBAZ-T can deliver output currents up to 20mA, which is sufficient for many low-power applications.

4. Low Quiescent Current: The IC features low quiescent current consumption, which is advantageous for battery-operated devices, helping to extend battery life.

5. High Efficiency: The internal charge pump architecture allows for efficient voltage conversion with minimal power loss, making it suitable for energy-sensitive applications.

6. Compact Package: The ICL7660CBAZ-T is available in a small 8-pin SOIC (Small Outline Integrated Circuit) package, which helps save board space and simplifies layout design.

7. Protection Features: The device includes built-in protection against over-voltage and thermal shutdown, enhancing reliability in various operating conditions.

8. Ease of Use: The ICL7660CBAZ-T is designed for straightforward implementation, requiring only a few external capacitors to function effectively, which simplifies the design process.

Applications:

• Portable Electronics: Ideal for devices that require a negative voltage rail or voltage doubling, such as audio equipment, sensors, and signal processing circuits.
• Battery-Powered Devices: Its low power consumption and efficiency make it suitable for use in battery-operated applications.
• Signal Conditioning: Useful in applications where bipolar voltage supplies are needed for operational amplifiers or other analog circuits.

Electrical Characteristics:

• Input Voltage Range: 1.5V to 12V
• Output Voltage: -Vout or 2x Vin (depending on configuration)
• Output Current: Up to 20mA
• Quiescent Current: Typically low, enhancing battery life
• Operating Temperature Range: Typically from -40°C to +85°C

Conclusion:

The ICL7660CBAZ-T from Intersil is a versatile and efficient voltage converter IC that provides a reliable solution for generating negative voltages or doubling input voltages in compact electronic designs. Its combination of low power consumption, high efficiency, and ease of use makes it an excellent choice for a wide range of applications in modern electronics.