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LTC3260IDE#PBF

Charge Pump INV -4.5V to -32V 100mA 14-Pin DFN EP Tube

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Overview of LTC3260IDE#PBF

The LTC3260IDE#PBF is a high voltage, low noise, dual polarity output power supply that integrates boost, inverting charge pump, and LDO regulators in a single package. This IC is designed for applications requiring multiple power supply rails with minimal external components, making it ideal for space-constrained designs.

Pinout

(Note: The pin configuration below is a general representation. Refer to the specific datasheet for precise details.)

  • VIN: Input Voltage
  • VINLX: LX Pin for Boost Regulator
  • GND: Ground
  • VOUT: Positive Output Voltage
  • VOUTSW: SW Pin for Inverting Charge Pump
  • VOUTN: Negative Output Voltage
  • RUN/SS: Run/Soft-Start Pin
  • FLT: Fault Indicator Pin

Circuit Diagram

Include a circuit diagram illustrating the connections and operation of the LTC3260IDE#PBF IC for a visual representation.

Key Features

  • Dual Polarity Output: Provides positive and negative output voltages for multi-rail power supply applications.
  • Integrated Regulators: Combines boost, inverting charge pump, and LDO regulators for a compact solution.
  • Wide Input Voltage Range: Operates from a single input voltage source, simplifying power supply design.
  • Low Noise Operation: Ensures clean power delivery for sensitive applications.
  • Small Footprint: Available in a compact package, suitable for space-constrained designs.

Note: For detailed technical specifications, please refer to the LTC3260IDE#PBF datasheet.

Application

  • Portable Devices: Ideal for portable electronic devices requiring multiple power supply rails.
  • Audio Systems: Suitable for audio applications where dual polarity power supplies are needed.
  • Signal Processing: Used in signal processing systems requiring positive and negative voltages.

Functionality

The LTC3260IDE#PBF is a versatile power management IC that combines boost, inverting charge pump, and LDO regulators to provide dual polarity output voltages. It offers efficient power conversion for various electronic applications.

Usage Guide

  • Input Power: Connect the VIN pin to the input power source.
  • Output Connections: Connect the positive and negative output voltages to the corresponding system components.
  • Regulator Control: Use the RUN/SS pin for regulator enable and soft-start functions.

Frequently Asked Questions

Q: Can the LTC3260IDE#PBF handle high input voltages?
A: Yes, the LTC3260IDE#PBF is designed to operate with high input voltages, making it suitable for various power supply applications.

Q: Is the LTC3260IDE#PBF suitable for noise-sensitive applications?
A: Absolutely, the LTC3260IDE#PBF features low noise operation, ensuring clean power delivery for noise-sensitive electronic systems.

Equivalent

For similar functionalities, consider these alternatives to the LTC3260IDE#PBF:

  • LTC3260: This is a single output version of the LTC3260IDE#PBF, offering similar features for applications requiring a single power output.
  • LTC3261: Another option from Linear Technology with comparable dual polarity output capabilities, suitable for multi-rail power supply designs.

Specifications

The followings are basic parameters of the part selected concerning the characteristics of the part and categories it belongs to.

Product Category Switching Controllers RoHS Details
Topology Charge Pump Number of Outputs 3 Output
Switching Frequency 500 kHz Input Voltage 4.5 V to 32 V
Output Voltage 4.5 V to 32 V Output Current 100 mA
Minimum Operating Temperature - 40 C Maximum Operating Temperature + 125 C
Mounting Style SMD/SMT Package / Case DFN-14
Brand Analog Devices Isolation Non-Isolated
Operating Supply Current 100 uA Output Type Adjustable
Product Non-Isolated / POLs Product Type Switching Controllers
Series LTC3260 Factory Pack Quantity 91
Subcategory PMIC - Power Management ICs Unit Weight 0.002610 oz

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