ST1L05APU33R - STMicroelectronics

Manufacturer Part Number

ST1L05APU33R

Manufacturer

STMicroelectronics

Introduction

Low Drop Out (LDO) linear voltage regulator for power management applications

Product Features and Performance

Fixed 3.3V output voltage

Capable of delivering 1.3A output current

Low dropout voltage of 0.5V at 1.3A load

650 µA Quiescent current for power efficiency

65dB Power Supply Rejection Ratio (PSRR) at 120Hz

Single regulator design for simplicity

Product Advantages

High efficiency for battery-powered devices

Low noise output suitable for sensitive applications

Thermal and overcurrent protection enhances reliability

Key Technical Parameters

Input Voltage (Max): 7V

Output Voltage (Min/Fixed): 3.3V

Current - Output: 1.3A

Voltage Dropout (Max): 0.5V @ 1.3A

Current - Quiescent (Iq): 650 µA

PSRR: 65dB (120Hz)

Quality and Safety Features

Over Current protection

Over Temperature protection

Compatibility

Surface Mount 6-VDFN Exposed Pad

Compatible with 6-DFN (3x3) package requirements

Application Areas

Consumer Electronics

Telecommunications

Computing devices

Battery-powered equipment

Product Lifecycle

Active product status

Not indicated as nearing discontinuation

Several Key Reasons to Choose This Product

High reliability due to protection features

Optimal for power-sensitive applications with high PSRR

Low dropout enhances performance in low-voltage environments

Designed for diverse applications with wide operating temperature range

Convenient packaging for automated manufacturing processes