LE33CZ-TR - STMicroelectronics

Manufacturer Part Number

LE33CZ-TR

Manufacturer

stmicroelectronics

Introduction

The LE33CZ-TR is a linear voltage regulator, part of stmicroelectronics' low drop-out (LDO) regulators designed for power management in various applications.

Product Features and Performance

Output Configuration: Positive

Output Type: Fixed

Number of Regulators: 1

Voltage Input (Max): 18V

Voltage Output (Min/Fixed): 3.3V

Voltage Dropout (Max): 0.5V @ 100mA

Current Output: 100mA

Current Quiescent (Iq): 1 mA

Current Supply (Max): 3 mA

PSRR: 80dB ~ 60dB (120Hz ~ 10kHz)

Mounting Type: Through Hole

Protection Features: Over Current, Over Temperature

Operating Temperature: -40°C ~ 125°C

Product Advantages

The device offers stable fixed output with low dropout voltage and minimal quiescent current which enhances battery life in portable applications.

Key Technical Parameters

Max Input Voltage: 18V

Min/Fixed Output Voltage: 3.3V

Max Output Current: 100mA

Quiescent Current: 1 mA

Max Supply Current: 3 mA

Dropout Voltage: 0.5V @ 100mA

Power Supply Rejection Ratio: 80dB ~ 60dB (120Hz ~ 10kHz)

Quality and Safety Features

Over Current and Over Temperature protection ensure the robustness and reliability of the device under various conditions.

Compatibility

It is housed in a TO-92-3 package, making it compatible with standard through-hole mounting techniques and suitable for general electronic applications.

Application Areas

This voltage regulator is suitable for various electronic applications including but not limited to consumer electronics, power management modules, and portable devices.

Product Lifecycle

The product status is Active, meaning it is currently being manufactured and supplied, with no near plans for discontinuation.

Several Key Reasons to Choose This Product

Stable voltage supply with fixed 3.3V output

Low dropout voltage, ideal for battery-operated devices

High PSRR ensuring clean voltage despite varying loads

Robust protection features safeguarding against over current and temperature extremes

Wide operating temperature range from -40°C to 125°C suitable for various environments

Low quiescent current aiding in long-term energy conservation