LT3091IDE#PBF - Analog Devices Inc.

Manufacturer Part Number

LT3091IDE#PBF

Manufacturer

Analog Devices

Introduction

High-performance Negative Low Dropout Linear Regulator

Product Features and Performance

Output Configuration Negative

Adjustable Output Voltage

Single Regulator Integration

High Power Supply Rejection Ratio

Low Quiescent Current

Programmable Current Limit

Thermal and Over Current Protection

Reverse Polarity Protection

Short Circuit Protection

Highly Stable with Low Dropout Voltage

Good Transient Response

Product Advantages

Efficient Power Delivery for Negative Voltages

Robust Safety Features

Low Dropout Ideal for Linear Regulation

Precision Output Control

Low Noise Performance

High Reliability over Temperature Range

Compact and Surface Mountable Design

Key Technical Parameters

Voltage - Input (Max) -36V

Voltage - Output (Min/Fixed) 0V

Voltage - Output (Max) -32V

Voltage Dropout (Max) 0.45V @ 1.5A

Current - Output 1.5A

Current - Quiescent (Iq) 50.5 µA

PSRR 85dB ~ 20dB (120Hz ~ 1MHz)

Quality and Safety Features

Current Limit

Over Temperature Protection

Reverse Polarity Protection

Short Circuit Protection

Enable Control Feature for Safety

Compatibility

Wide Compatibility with Negative Voltage Circuits

Application Areas

Power Supplies

Industrial Equipment

Automotive Applications

Test and Measurement Systems

Portable and Battery-Powered Devices

Product Lifecycle

Active Status

Not Nearing Discontinuation

Future Replacements or Upgrades Expected

Several Key Reasons to Choose This Product

Delivers Precise Negative Voltage Regulation

Supports a Wide Range of Input Voltages up to -36V

Handles Up to 1.5A Output Current with Low Dropout

Offers Exceptional PSRR over a Wide Frequency Range

Low Quiescent Current Minimizes Power Loss

Built-In Protection Mechanisms Ensure Long Term Reliability

Suitable for Harsh Industrial and Automotive Environments due to Temperature Range

Surface Mount Package Enables Compact PCB Design

Analog Devices' Reputation for High-quality Power Management Products