LT1521IS8#PBF - Analog Devices Inc.

Manufacturer Part Number

LT1521IS8#PBF

Manufacturer

Analog Devices

Introduction

Low Dropout Voltage Regulator for Power Management

Product Features and Performance

Adjustable Output Voltage from 3.8V to 20V

Maximum Input Voltage of 20V

Low Dropout Voltage of 0.75V at 300mA Load

Output Current Capacity of 300mA

Ultra-Low Quiescent Current at 25 µA

High Power Supply Rejection Ratio (PSRR) of 58dB at 120Hz

Enable Control Feature for Power Saving

Temperature Range from -40°C to 125°C for Wide Environmental Compatibility

Product Advantages

Efficient Power Regulation with Low Dropout

Minimal Loss of Power due to Low Iq

Robust Protection with Overcurrent and Overtemperature Features

Ability to Withstand Reverse Polarity Situations

Key Technical Parameters

Voltage Dropout (Max): 0.75V @ 300mA

Current - Output: 300mA

Current - Quiescent (Iq): 25 µA

Current - Supply (Max): 12 mA

Power Supply Rejection Ratio (PSRR): 58dB (120Hz)

Quality and Safety Features

Over Current Protection

Over Temperature Protection

Reverse Polarity Protection

Compatibility

Compatible with Various Circuits requiring a Positive,

Adjustable LDO Regulator

Application Areas

Consumer Electronics

Industrial Control Systems

Battery-powered Devices

Product Lifecycle

Active Status

No Indication of Nearing Discontinuation

Check for Updates on Replacements or Upgrades from Manufacturer

Several Key Reasons to Choose This Product

Stable Voltage Regulation Suitable for Sensitive Electronics

High Efficiency for Low Power Consumption Devices

Enhanced Safety with Multiple Protection Features

Low Dropout Performance for Better Energy Utilization

Compact and Robust for Harsh Environments

Extended Operating Temperature Range Suitable for Various Applications