LT3093EDD#PBF - Analog Devices Inc.

Manufacturer Part Number

LT3093EDD#PBF

Manufacturer

Analog Devices

Introduction

The LT3093EDD#PBF is a high-performance negative low dropout linear regulator designed for power management applications.

Product Features and Performance

Negative LDO voltage regulator

Adjustable output voltage

Low dropout voltage: 0.3V at 200mA load

High PSRR: 73dB at 1MHz

Low quiescent current: 10 µA

Maximum input voltage: -20V

Output range from 0V to -19.5V with 200mA current output

Enable pin for power-saving mode

Thermal and overcurrent protection

Short-circuit protection

Product Advantages

High output voltage accuracy

Excellent load and line regulation

Low noise with high PSRR

Minimal power consumption in quiescent state

Robust protection features ensure reliability in harsh conditions

Key Technical Parameters

Output Configuration: Negative

Number of Regulators: 1

Voltage Dropout (Max): 0.3V @ 200mA

Current - Output: 200mA

Current - Quiescent (Iq): 10 µA

PSRR: 73dB (1MHz)

Control Features: Current Limit, Enable

Protection Features: Over Current, Over Temperature, Short Circuit

Quality and Safety Features

Built-in current limit

Over-temperature protection

Short-circuit resilience

Compatibility

Compatible with various digital and analog applications requiring a negative supply

Surface mount device compatible with standard PCB technology

Application Areas

Telecommunications

Data acquisition systems

Test equipment

Portable and battery-powered equipment

Industrial controls

Automotive electronics

Product Lifecycle

Active product status, not nearing discontinuation

Availability of replacements or upgrades subject to market trends and technology evolution

Several Key Reasons to Choose This Product

Stable and precise negative output for sensitive electronics

High power supply rejection ratio minimizing noise

Energy-efficient operation with ultra-low quiescent current

Robust against common electrical faults enhancing system reliability

Versatile for a wide range of applications due to surface mount form factor

Ongoing product support and availability from Analog Devices