LTC3261EMSE#TRPBF - Analog Devices Inc.

Manufacturer Part Number

LTC3261EMSE#TRPBF

Manufacturer

Analog Devices

Introduction

High voltage, low noise dual output inverting charge pump

Product Features and Performance

Inverting charge pump generates negative voltage

Capable of delivering up to 100mA output current

Fixed frequency operation at 500kHz

Low noise performance due to constant frequency operation

Integrated soft-start feature to limit inrush current

Wide input voltage range from 4.5V to 32V

Positive or negative ratiometric output configuration

Supports a fixed output of -Vin or Vin/2

Product Advantages

Flexibility in producing negative voltages

Suitable for various applications due to wide input voltage range

Efficient operation with low quiescent current

Thermal shutdown and current limit for protection

Stable operation with ceramic or tantalum capacitors

Extended operating temperature range suitable for industrial applications

Key Technical Parameters

Input Voltage Range: 4.5V to 32V

Output Voltage: -Vin, Vin/2

Output Current: 100mA

Switching Frequency: 500kHz

Number of Outputs: 1

Operating Temperature Range: -40°C to 125°C

Mounting Type: Surface Mount

Package / Case: 12-TSSOP Exposed Pad

Supplier Device Package: 12-MSOP-EP

Quality and Safety Features

Built-in thermal shutdown protection

Overcurrent protection

Stable with low ESR capacitors

Compliant with RoHS standards

Compatibility

Compatible with a variety of ceramic and tantalum capacitors

Suitable for various applications with a surface mount 12-TSSOP package

Can be used with a broad range of input sources due to wide voltage range

Application Areas

Industrial controls

Telecommunications

Portable electronics

Data acquisition systems

Negative voltage generation for analog circuits

Product Lifecycle

Product Status: Active

Not nearing discontinuation, with replacements and upgrades available if necessary

Several Key Reasons to Choose This Product

High efficiency negative voltage generation without an inductor

Simple, space-saving solution with minimal external components

Reliable operation with integrated fault protection

Support for a wide range of input voltages accommodating various sources

Ideal for noise-sensitive applications due to its fixed switching frequency

Industrial temperature range ensures suitability for challenging environments

Analog Devices' reputation for high-quality, robust power solutions