The MAX660MJA from Maxim Integrated is a versatile charge pump voltage converter that is designed to provide a simple, efficient, and compact solution for systems requiring voltage inversion. This integrated circuit (IC) is capable of converting a positive voltage in the range of +1.5V to +5.5V to the corresponding negative voltage with minimal external components.

Key Features

• Wide Input Voltage Range: Operates from +1.5V to +5.5V, making it suitable for a variety of applications, including battery-powered devices.
• High Power Efficiency: Uses a switched-capacitor voltage converter technique, offering up to 100mA of output current with higher efficiency than linear regulators.
• Low Quiescent Current: The device features a low quiescent current, typically 110µA, which helps in extending battery life in portable applications.
• Frequency Operation: Operates at a switching frequency of 10kHz, which allows the use of small, low-cost capacitors with low ripple.
• Package Type: Available in an 8-pin CERDIP package, which is known for its reliability and robustness in various environmental conditions.

Applications

The MAX660MJA is ideal for a wide range of applications where a negative supply voltage is required. Common applications include:

• Energy-efficient negative voltage generation in battery-powered devices.
• Operational amplifier power supplies.
• Memory backup circuits.
• Data acquisition systems.
• Portable instruments.

Reliability and Performance

Maxim Integrated is known for their commitment to reliability and performance, and the MAX660MJA is no exception. With its robust design and high-quality manufacturing, this charge pump voltage converter is designed to meet the stringent requirements of industrial and commercial applications. Whether you're designing a new system or upgrading an existing one, the MAX660MJA offers a compact, efficient, and reliable solution for your negative voltage conversion needs.