LT3093EMSE#PBF - Analog Devices Inc.

Manufacturer Part Number

LT3093EMSE#PBF

Manufacturer

Analog Devices

Introduction

Linear Technology by Analog Devices presents the LT3093, a robust negative low dropout regulator designed for precision power management applications.

Product Features and Performance

Negative low dropout regulator (LDO)

Adjustable output voltage

Single regulator design

High Power Supply Rejection Ratio (PSRR) of 73dB at 1MHz

Low current consumption with 10 µA QUIESCENT current

Supports up to 200mA output current

Wide input voltage range up to -20V

Output voltage adjustable from 0V to -19.5V

Low dropout voltage of 0.3V @ 200mA

Product Advantages

Efficient power regulation for negative voltage rails

Ultra-low quiescent current ideal for battery-powered devices

High PSRR enables cleaner and more stable output

Protection features guard against common fault conditions

Thermal performance suitable for a wide range of operating temperatures

Surface mount form factor for compact PCB design

Key Technical Parameters

Input Voltage (Max): -20V

Output Voltage (Min/Fixed): 0V

Output Voltage (Max): -19.5V

Voltage Dropout (Max): 0.3V @ 200mA

Output Current: 200mA

Quiescent Current (Iq): 10 µA

Supply Current (Max): 80 mA

PSRR: 73dB (1MHz)

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

Quality and Safety Features

Current limit

Over temperature protection

Short circuit protection

Compatibility

Surface Mount

Compatible with 12-TSSOP (0.118", 3.00mm Width) Exposed Pad

Can be used in conjunction with positive regulators for split-rail systems

Application Areas

Precision Power Supplies

Portable Battery-Powered Devices

Instrumentation

Telecom Infrastructure

Medical Devices

Product Lifecycle

Active status

No near-term discontinuation indicated

Several Key Reasons to Choose This Product

Highest levels of power cleanliness with high PSRR

Fulfills power needs with wide input and output voltage range

Ultra-low power dissipation increasing device longevity

Top-tier power regulation in small and thermally challenging environments

Availability of documentation and support from Analog Devices

Robust protection features ensure reliability and safety in the field

Versatility in applications across various industries and technologies