Product Overview: LTC3261IMSE#PBF

The LTC3261IMSE#PBF is a versatile high voltage, low quiescent current negative voltage inverting charge pump from Analog Devices Inc. It is designed to provide a high-efficiency solution for a variety of applications that require a negative voltage rail. This component is particularly suitable for portable, battery-powered devices where power efficiency and board space are at a premium.

The LTC3261IMSE#PBF operates over a wide input voltage range from 4.5V to 32V, making it flexible for use in systems with varying supply voltages. It features a low quiescent current of only 20μA, which helps to extend battery life in portable applications. The device can deliver a continuous output current of up to 100mA with a typical conversion efficiency of up to 88%, ensuring reliable performance for demanding applications.

This charge pump utilizes a switched-capacitor fractional conversion technique to generate a regulated negative output voltage from a positive input voltage. The output voltage is set by a single external resistor, giving designers the flexibility to configure the device for their specific needs. Additionally, the LTC3261IMSE#PBF includes over-temperature and short-circuit protection, enhancing the safety and reliability of the end application.

The LTC3261IMSE#PBF comes in a compact 10-lead MSOP package, which is ideal for space-constrained applications. Its small footprint allows for efficient use of PCB real estate, which is critical in modern electronic designs. The device also operates over a wide temperature range, making it suitable for industrial and automotive applications where operating conditions can be harsh.

Key features of the LTC3261IMSE#PBF include:

• Wide Input Voltage Range: 4.5V to 32V
• Low Quiescent Current: 20μA
• Adjustable Output Voltage
• Up to 100mA Output Current
• High Efficiency: Up to 88%
• Over-Temperature and Short-Circuit Protection
• Compact 10-Lead MSOP Package

With its robust feature set and high performance, the LTC3261IMSE#PBF is an excellent choice for engineers looking to implement a negative voltage supply in their designs, without compromising on efficiency or space.