L4941BDT-TR - STMicroelectronics

Manufacturer Part Number

L4941BDT-TR

Manufacturer

STMicroelectronics

Introduction

Low drop-out voltage regulator for various electronic applications

Product Features and Performance

Single positive fixed output

Maximum input voltage of 16V

Minimum (fixed) output voltage of 5V

Dropout voltage of 0.7V at 1A load

Output current capacity of 1A

Quiescent current of 8 mA

Supply current up to 40 mA

Power Supply Rejection Ratio (PSRR) of 68dB at 120Hz

Product Advantages

High PSRR minimizes noise transmitted from the power supply

Low quiescent current for power saving

High output current suitable for a wide range of devices

Operates effectively over a wide temperature range

Key Technical Parameters

Voltage - Input (Max): 16V

Voltage - Output (Min/Fixed): 5V

Voltage Dropout (Max): 0.7V @ 1A

Current - Output: 1A

Current - Quiescent (Iq): 8 mA

Current - Supply (Max): 40 mA

PSRR: 68dB (120Hz)

Operating Temperature: -40°C ~ 150°C

Quality and Safety Features

Over Temperature protection

Reverse Polarity protection

Short Circuit protection

Compatibility

Surface Mount compatible

TO-252-3, DPAK (2 Leads + Tab), SC-63 package

Suitable for linear voltage regulation requirements

Application Areas

Consumer electronics

Industrial controls

Automotive systems

Telecommunications

Product Lifecycle

Active status

Continued manufacturer support

Several Key Reasons to Choose This Product

Efficient voltage regulation for stable operation

Broad operating temperature range suitable for extreme environments

Multiple built-in protections ensure device safety and durability

High current output for diverse usage scenarios

Low dropout voltage enhances efficiency

Good noise suppression capabilities with high PSRR

Available in bulk quantities with Tape & Reel packaging for manufacturing ease