LTC3260IDE#PBF

Voltage Regulators - Linear + Switching Overview

The LTC3260IDE#PBF is a low-noise, high-voltage dual polarity output power supply from Analog Devices Inc. It utilizes a charge pump topology to generate fixed negative and positive outputs relative to the input voltage. The device operates with an input voltage range of 4.5V to 32V and provides two adjustable outputs capable of delivering up to 100mA each. It features a switching frequency range of 50kHz to 500kHz and is housed in a 16-MSOP-EP package with an exposed pad for thermal management. The component supports a junction temperature range from -40°C to 125°C.

Voltage Regulators - Linear + Switching Feature Summary

• Generates dual polarity outputs using a charge pump architecture
• Supports wide input voltage ranges up to 32V
• Provides adjustable output voltages with 100mA current capability
• Features low noise performance for sensitive applications

Voltage Regulators - Linear + Switching Applications

• Dual supply generation for operational amplifiers
• Powering analog-to-digital converters requiring bipolar rails
• Instrumentation systems needing isolated negative and positive supplies
• Audio equipment requiring clean dual polarity power

Voltage Regulators - Linear + Switching Procurement Notes

Verify the specific suffix 'IDE' indicates the industrial temperature grade (-40°C to 125°C) and the '#PBF' denotes lead-free RoHS compliance. Confirm the package type matches the 16-MSOP-EP specification. Ensure the design accounts for the exposed pad thermal requirements. Cross-reference the datasheet for any recent product change notices regarding material or assembly updates.

Voltage Regulators - Linear + Switching Selection Notes

Select this component when a compact solution for generating both positive and negative voltages from a single unipolar source is required. It is suitable for applications demanding low noise and high input voltage tolerance. Consider the 100mA output current limit and the need for external capacitors for stability. Evaluate the thermal dissipation capabilities within the MSOP-EP package for the intended load conditions.

Voltage Regulators - Linear + Switching Part Context

The LTC3260 belongs to Analog Devices' family of low-noise charge pump regulators designed for dual supply applications. It simplifies system design by eliminating the need for separate positive and negative regulator circuits. The device integrates the necessary control logic and switches to efficiently step up and invert input voltages. This series is commonly used in precision analog signal chains where power supply noise must be minimized.

Voltage Regulators - Linear + Switching FAQ

What is the maximum input voltage for the LTC3260IDE#PBF?

The maximum input voltage is 32V.

Does the LTC3260IDE#PBF include internal synchronous rectification?

No, the LTC3260 does not feature synchronous rectification; it uses a standard charge pump topology.