Manufacturer Part Number
LT3021EDH-1.8#TRPBF
Manufacturer
Analog Devices
Introduction
The LT3021 is a low dropout linear regulator designed for low voltage, high performance applications.
Product Features and Performance
Output Configuration: Positive
Fixed Output Voltage: 1.8V
Single Regulator Design
Maximum Input Voltage: 10V
Low Dropout Voltage: 0.285V at 500mA load
Output Current Capability: 500mA
Low Quiescent Current: 250 µA
PSRR: 56dB at 120Hz
Control Feature: Enable pin for power saving
Protection Features: Over Current, Over Temperature, Reverse Polarity protection
Product Advantages
High efficiency due to low dropout voltage
Stable with low ESR ceramic capacitors
Low quiescent current for battery powered applications
Thermal protection enhances product reliability
Protection against reverse polarity ensures safety
Key Technical Parameters
Voltage - Output (Min/Fixed): 1.8V
Current - Output: 500mA
Voltage Dropout (Max): 0.285V @ 500mA
Current - Quiescent (Iq): 250 µA
Current - Supply (Max): 10 mA
PSRR: 56dB (120Hz)
Quality and Safety Features
Over Temperature Protection
Over Current Protection
Reverse Polarity Protection
High PSRR for low noise operations
Compatibility
Compatible with many low voltage applications
Suited for 16-WFDFN Exposed Pad
Surface Mount compatible for automated production
Application Areas
Consumer Electronics
Portable Battery-Powered Devices
Telecommunications
Computing Devices
Industrial Equipment
Product Lifecycle
Active Status
Standard product lifecycle with no immediate discontinuation
Several Key Reasons to Choose This Product
Low dropout ideal for linear regulation in battery-operated systems
High output precision for sensitive electronics
Thermal and over-current protection for long-term reliability
Good noise performance suitable for RF and precision analog circuits
Enable Pin for additional power saving during standby
Suited for various applications due to wide operating temperature range