CS8140YN14

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

The CS8140YN14 is a linear voltage regulator IC from onsemi, housed in a 14-PDIP package. It provides a fixed positive output of 5V with a maximum continuous current of 500mA. The device supports an input voltage up to 26V and features a maximum dropout voltage of 1.5V at full load. Key electrical specifications include a Power Supply Rejection Ratio (PSRR) of 75dB at 120Hz. It integrates protection functions for over-temperature and short-circuit conditions, along with enable and reset control features.

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

• Integrates watchdog timer functionality allowing microprocessor control of power supply states
• Includes built-in thermal shutdown and short-circuit protection mechanisms
• Provides logic control functions for system reset and enable operations

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

• Microprocessor power supply management
• Watchdog timer circuits
• System reset generation

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

Verify component authenticity through authorized distributors or direct manufacturer channels. Confirm the specific ordering suffix matches the required package and temperature range. Note that this part number may be subject to discontinuation notices; check the latest product change notifications for availability status and recommended replacement alternatives before finalizing procurement plans.

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

Select this component when a fixed 5V output with integrated watchdog and reset capabilities is required. Ensure the input voltage does not exceed 26V and the load current remains within 500mA limits. Consider the 14-PDIP package constraints for PCB layout. Verify that the thermal performance meets the operating temperature range requirements for the specific application environment.

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

The CS8140 belongs to the CS814x series of watchdog regulators designed for industrial and commercial applications. It combines linear regulation with logic control functions, simplifying system design by integrating power management and supervision into a single component. This series is part of onsemi's standard product portfolio focused on reliable semiconductor solutions.

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

Public documentation indicates potential discontinuation. Consult official product change notifications for verified substitute part numbers. No direct cross-reference data is provided in the source material.