FAN1086M5X

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

The FAN1086M5X is a fixed-output positive linear regulator from onsemi, delivering a constant 5V output with a maximum current capability of 1.5A. It utilizes a TO-263-3 surface-mount package and supports an input voltage range up to 7.5V. The device features a maximum dropout voltage of 1.5V at full load and offers a power supply rejection ratio of 72dB at 120Hz. Integrated protection mechanisms include overcurrent limiting and thermal shutdown, ensuring safe operation within a junction temperature range of 25°C to 125°C.

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

• Provides stable regulated power for low-voltage digital circuits requiring precise voltage levels
• Incorporates internal thermal limiting and current trimming to protect against overload conditions
• Optimized for applications where transient response and minimum input voltage constraints are critical

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

• Active Terminators for SCSI bus systems
• General-purpose low-dropout regulation in portable electronics
• Power distribution networks for microcontrollers and logic families

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

Verify component authenticity through authorized channels as the FAN1086M5X is officially obsolete. Confirm that replacement parts meet identical electrical specifications and pinout compatibility. Review datasheets for updated thermal performance data and ensure packaging standards align with existing assembly processes before finalizing procurement decisions.

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

Select this component when a fixed 5V rail is required with high current capacity in a compact surface-mount form factor. Consider the 7.5V maximum input limit and 1.5A output capability during circuit design. Evaluate thermal dissipation requirements based on the TO-263-3 package characteristics and expected ambient operating temperatures.

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

This part belongs to the FAN1086 series of low dropout linear regulators designed for efficiency in low-voltage environments. Unlike PNP-type regulators, it minimizes quiescent current waste. The series includes adjustable and fixed variants, optimized for stability and transient response in demanding power management applications.

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

Direct substitutes include LD1086DT50TR from STMicroelectronics and LM1086CS-5.0/NOPB from Texas Instruments. Verify pin compatibility and thermal characteristics when transitioning to these alternatives.

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

What is the maximum input voltage for the FAN1086M5X?

The maximum input voltage is 7.5V.

Does the FAN1086M5X include protection features?

Yes, it includes overcurrent protection and on-chip thermal limiting.