FAN1582M15X

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

The FAN1582M15X is a 3A adjustable/fixed ultra low dropout linear regulator manufactured by Fairchild Semiconductor. It operates within an input voltage range of 1.75 V to 6.5 V and provides a fixed output voltage of 1.5 V. The device features a maximum dropout voltage of 1.18 V at full load, with line regulation of 3 mV and load regulation of 5 mV. It utilizes a TO-263-5 surface-mount package and supports power dissipation up to 18 W. The internal reference voltage is 1.263 V, ensuring a voltage regulation accuracy of 0.5%. Operating temperatures span from -65°C to +125°C.

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

• Ultra-low dropout performance for efficient power management in low-voltage applications
• High current capability of 3 A with precise voltage regulation accuracy
• Robust thermal design supporting significant power dissipation in compact packages

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

• Portable battery-powered equipment requiring efficient linear regulation
• Cellular phones and personal digital assistants (PDAs)
• Laptops and notebook computers
• Handheld game consoles and portable media players

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

Verify component authenticity through authorized distributors or direct manufacturer channels due to obsolete status. Confirm RoHS compliance and specific lot codes against original datasheets. Request detailed test reports if available. Ensure storage conditions meet semiconductor standards to prevent degradation. Validate supplier credentials before transaction completion.

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

Select this component for applications requiring stable 1.5 V output at high currents with minimal voltage drop. Consider the TO-263-5 package for adequate heat dissipation without external heatsinks in moderate environments. Evaluate input voltage headroom against the 1.18 V dropout specification. Assess thermal resistance requirements based on ambient temperature and power dissipation limits.

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

The FAN1582 series represents a family of ultra-low dropout linear regulators designed for portable electronics. The M15X suffix indicates a fixed 1.5 V output variant housed in a TO-263-5 package. This part belongs to the PMIC category, specifically under voltage regulators. It was originally produced by Fairchild Semiconductor, now part of onsemi, targeting markets demanding high efficiency and small form factors.

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

Public confirmed substitute part numbers are not available in the provided documentation. As the product is marked obsolete, alternative solutions must be sourced from current manufacturer portfolios or third-party equivalents. Verify pin compatibility and electrical specifications when considering cross-references.