LT1085CM-3.3#PBF - Analog Devices Inc.

Manufacturer Part Number

LT1085CM-3.3#PBF

Manufacturer

Analog Devices

Introduction

The LT1085CM-3.3#PBF is a low drop-out (LDO) linear voltage regulator designed for power management in various electronic applications.

Product Features and Performance

Fixed output voltage of 3.3V

Maximum input voltage of 20V

Supports output current up to 3A

Low dropout voltage of 1.5V at 3A load

Quiescent current of 10 mA

Power Supply Rejection Ratio (PSRR) of 72dB at 120Hz

Over temperature protection

Product Advantages

High efficiency due to low dropout voltage

Stable output with minimal variance under load

Robust thermal management with over temperature protection

Key Technical Parameters

Input Voltage (Max): 20V

Output Voltage (Min/Fixed): 3.3V

Current - Output: 3A

Voltage Dropout (Max): 1.5V @ 3A

Current - Quiescent (Iq): 10 mA

PSRR: 72dB (120Hz)

Quality and Safety Features

Includes over temperature protection to ensure safe operation

Designed for consistent performance in temperatures ranging from 0°C to 125°C

Compatibility

Packaged in a TO-263-4, D2PAK which is compatible with surface mount technology

Application Areas

Suitable for use in electronic devices requiring stable low voltage power supply

Effective in communications equipment, peripheral devices, and embedded systems

Product Lifecycle

Status: Active

Not marked for discontinuation; replacements and upgrades availability ensured

Several Key Reasons to Choose This Product

Low dropout enables efficient operation even in low headroom applications

High output current capability suitable for demanding applications

Strong protection features ensure long-term reliability

High PSRR enhances performance in noisy environments

Proven performance across a wide range of operating temperatures