L4931CV50

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

The L4931CV50 is a positive fixed-output low-dropout linear voltage regulator manufactured by STMicroelectronics. It provides a stable 5.0 V output with a maximum continuous current capability of 250 mA. The device supports an input voltage range from 4 V to 20 V and operates within an extended temperature range of -40 °C to +125 °C. It utilizes a TO-220 package for through-hole mounting, featuring internal thermal overload and short-circuit current protection mechanisms.

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

• Very low dropout voltage characteristic suitable for battery-powered systems
• Logic-controlled electronic shutdown function for standby mode operation
• Integrated internal current limiting and thermal shutdown protection

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

• Battery-powered portable equipment requiring efficient power management
• Local regulation in digital cluster systems
• Low noise and low power consumer electronics applications

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

Verify the specific suffix against official documentation to confirm package type and tolerance class. Confirm availability status as manufacturing cycles may vary. Ensure the selected variant matches the required output voltage accuracy and operating temperature range for the target application environment.

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

Select this component when a fixed 5 V supply is needed with moderate current requirements up to 250 mA. Consider the TO-220 package for through-hole assembly needs. Evaluate the low quiescent current benefits for battery life extension compared to standard regulators.

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

This part belongs to the L4931 family of very low drop voltage regulators. The series offers various output voltages and packages including SO-8, DPAK, and TO-92. The L4931CV50 specifically denotes the 5 V version in a TO-220 through-hole package, providing robust performance for automotive and industrial environments.

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

Cross-reference with other L4931 variants such as L4931CD50 or L4931CZ50 for different package options. Verify pin compatibility and electrical specifications before substituting with generic LDO equivalents.