LDK120DM33R - STMicroelectronics

Manufacturer Part Number

LDK120DM33R

Manufacturer

STMicroelectronics

Introduction

The LDK120DM33R is part of the LDO voltage regulators designed for power management, focusing on low dropout scenarios.

Product Features and Performance

High-efficiency linear regulation

Positive output configuration with a fixed output type

Single regulator for simplified design

Low dropout voltage of 0.3V at 200mA load

Output current capacity of 200mA

Quiescent current of 60 µA, reducing power consumption in standby

High PSRR of 55dB between 120Hz to 10kHz, ensuring output voltage stability against input noise

Integrated enable control feature for power management flexibility

Incorporates protection against overcurrent and overtemperature scenarios

Product Advantages

Efficient power management for low-power devices

Minimal dropout allows operation close to input voltage

Low quiescent current enhances battery life in portable applications

High PSRR enhances noise immunity

Built-in safety features ensure product reliability

Key Technical Parameters

Voltage Input (Max): 5.5V

Voltage Output (Min/Fixed): 3.3V

Current Output: 200mA

Voltage Dropout (Max): 0.3V @ 200mA

PSRR: 55dB (120Hz ~ 10kHz)

Operating Temperature: -40°C ~ 125°C

Quality and Safety Features

Overcurrent protection safeguards against excessive current loads

Overtemperature protection prevents damage from overheating

Compatibility

Compatible with a wide range of power management applications due to its stable 3.3V output and low dropout

Application Areas

Portable electronics

Battery-powered devices

Microcontroller power supply

IoT devices

Product Lifecycle

The product status is Active, indicating ongoing production and availability

Not nearing discontinuation, ensuring long-term project integration feasibility

Several Key Reasons to Choose This Product

STMicroelectronics’ reputation for reliable and advanced semiconductor solutions

Low dropout design enables efficient use of battery power, extending device operation time

The broad operating temperature range suits various environments, from industrial to outdoor applications

High PSRR enhances performance in noisy conditions, making it ideal for sensitive electronic devices

Integrated protection features ensure long-term reliability and safety of the application

Compatibility and performance specifics make it an excellent choice for a wide range of power-sensitive applications