L4941BDT

$0.86

Description：IC REG LINEAR 5V 1A DPAK
Series：-
Mfr：STMicroelectronics
Package：Tube

SKU:bbc631a55b12 Category: Voltage Regulators - Linear, Low Drop Out (LDO) Regulators Brand: STMicroelectronics

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Product introduction

L4941BDT is listed in the Voltage Regulators - Linear, Low Drop Out (LDO) Regulators range at ChipApex. The manufacturer field lists STMicroelectronics. Its product description is IC REG LINEAR 5V 1A DPAK. Review the specifications below when checking this part for your BOM.

Voltage Regulators - Linear, Low Drop Out (LDO) Regulators specifications for L4941BDT

Description：IC REG LINEAR 5V 1A DPAK
Series：-
Mfr：STMicroelectronics
Package：Tube
Output Configuration：Positive
Output Type：Fixed
Number of Regulators：1
Voltage - Input (Max)：16V
Voltage - Output (Min/Fixed)：5V
Voltage - Output (Max)：-
Voltage Dropout (Max)：0.7V @ 1A
Current - Output：1A
Current - Quiescent (Iq)：8 mA
Current - Supply (Max)：40 mA
PSRR：68dB (120Hz)
Control Features：-
Protection Features：Over Temperature, Reverse Polarity, Short Circuit
Operating Temperature：-40°C ~ 150°C
Mounting Type：Surface Mount
Package / Case：TO-252-3, DPAK (2 Leads + Tab), SC-63
Supplier Device Package：DPAK
Grade：-
Qualification：-

Voltage Regulators - Linear, Low Drop Out (LDO) Regulators datasheet and documents for L4941BDT

L4941BDT

Voltage Regulators - Linear, Low Drop Out (LDO) Regulators Overview

The L4941BDT-TR is a fixed-output low-dropout linear voltage regulator manufactured by STMicroelectronics, providing a stable 5V output with a maximum continuous current of 1A. It operates within an input voltage range of 6V to 16V and features a typical dropout voltage of 250mV at full load, reaching up to 700mV under maximum conditions. The device incorporates comprehensive protection mechanisms including internal current limiting, thermal shutdown, and safe area protection. Designed for surface-mount applications, it utilizes the TO-252-3 (DPAK) package configuration.

Voltage Regulators - Linear, Low Drop Out (LDO) Regulators Feature Summary

Very low dropout voltage capability suitable for battery-powered equipment
Integrated thermal shutdown and short-circuit protection circuits
Reverse polarity protection on the input terminal

Voltage Regulators - Linear, Low Drop Out (LDO) Regulators Applications

Battery-powered consumer electronics
Industrial control systems
Distributed power supply architectures

Voltage Regulators - Linear, Low Drop Out (LDO) Regulators Procurement Notes

Verify the specific suffix against official documentation to confirm package type and tape-and-reel specifications. Ensure the ordering code matches the required DPAK variant. Cross-reference the manufacturer's latest datasheet to validate pinout configurations and absolute maximum ratings before integration into the design.

Voltage Regulators - Linear, Low Drop Out (LDO) Regulators Selection Notes

Select this component when a fixed 5V rail is required with minimal voltage headroom between input and output. The low quiescent current makes it efficient for portable devices. Verify that the expected load current does not exceed 1A and that the input voltage remains within the 16V maximum limit to ensure reliable operation.

Voltage Regulators - Linear, Low Drop Out (LDO) Regulators Part Context

This part belongs to the L4941 series of three-terminal positive regulators from STMicroelectronics. The series is designed for industrial and consumer applications requiring high efficiency and robust protection features in a compact surface-mount form factor.

Voltage Regulators - Linear, Low Drop Out (LDO) Regulators Replacement Considerations

Consult the manufacturer's official cross-reference list for verified substitutes. Generic replacements may differ in dropout voltage characteristics or protection circuit thresholds.

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Return and Refund

Returns are accepted within 60 days of invoice with RMA approval. Items must be resalable; original invoice and test report are required. No returns for customer errors.