LE33CD-TR - STMicroelectronics

Manufacturer Part Number

LE33CD-TR

Manufacturer

STMicroelectronics

Introduction

Low dropout linear voltage regulator for low-power applications

Product Features and Performance

Single regulator with fixed 3.3V output

Low dropout voltage of 0.5V at 100mA load

Stable with low ESR ceramic capacitors

Current - Output capacity of 100mA

Low quiescent current of 1 mA

Good Power Supply Rejection Ratio (PSRR): 80dB to 60dB from 120Hz to 10kHz

Thermal and overcurrent protection

Product Advantages

High efficiency for battery-powered devices

Low power consumption enhances battery life

High PSRR improves output voltage stability

Offers protection features for device safety

Key Technical Parameters

Input Voltage (Max) - 18V

Output Voltage (Min/Fixed) - 3.3V

Current - Quiescent (Iq) - 1 mA

Current - Supply (Max) - 3 mA

Voltage Dropout (Max) - 0.5V @ 100mA

Protection Features - Over Current, Over Temperature

Quality and Safety Features

Thermal protection to prevent overheating

Current limiting for device security

Compatibility

Compatible with surface mount technology

Supports various electronic applications due to standard 8-SOIC package

Application Areas

Consumer Electronics

Industrial Controls

Automotive Systems

Product Lifecycle

Active status, not nearing discontinuation

Readily available in tape and reel packaging for mass production

Several Key Reasons to Choose This Product

Excellent choice for power-sensitive devices due to low dropout and quiescent current

Robust protection features ensure long-term reliability

Compatible with small form factor designs due to compact 8-SOIC package

Versatile use across multiple industries and applications

STMicroelectronics' reputation for quality and performance