Linear Technology's LT1054CN8#PBF: High-Efficiency Switched-Capacitor Voltage Converter

The LT1054CN8#PBF is a versatile switched-capacitor voltage converter designed by Linear Technology, now part of Analog Devices, that delivers high efficiency and reliability for a wide range of applications. This device is capable of converting a positive input voltage into a corresponding negative output voltage, making it an ideal choice for systems that require a dual supply from a single power source.

Key Features

• Adjustable Output: The output voltage is adjustable, which allows for a high degree of flexibility in matching the needs of the target application. The output can be set to a fixed voltage or adjusted through external components.
• High Efficiency: The LT1054CN8#PBF employs a switched-capacitor design that offers higher efficiency compared to linear regulators, especially when the step-down ratio is close to -1.
• Low Power Consumption: With its low quiescent current, this voltage converter is suitable for battery-powered devices where power conservation is critical.
• Built-in Regulator: The inclusion of a 5V regulator provides a stable reference voltage and improves the overall stability of the circuit.

Typical Applications

The LT1054CN8#PBF is commonly used in applications that require an inverted supply, such as:

• Portable Battery-Powered Equipment
• Operational Amplifier Systems with Dual Supplies
• Data Acquisition Systems
• Automotive Applications
• Signal Processing Circuits

Package and Reliability

The device is packaged in an 8-pin PDIP (Plastic Dual In-line Package), denoted by the "N8" in the part number, which is suitable for through-hole mounting on printed circuit boards. The "#PBF" suffix indicates that the product is lead-free and RoHS compliant, adhering to environmental standards. Linear Technology ensures that each LT1054CN8#PBF meets strict quality and performance standards, providing engineers with a dependable solution for their voltage conversion needs.

Whether for new designs or as a replacement for existing systems, the LT1054CN8#PBF stands out as a high-quality component that combines functionality with efficiency, making it a go-to choice for professionals seeking a reliable voltage converter.