FAN1950D25X

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

The FAN1950D25X is a fixed-output low-dropout linear regulator providing a nominal 2.5V output with a maximum dropout voltage of 500mV at a 1.5A load current. It operates within an input supply voltage range of 2.25V to 14V and supports junction temperatures from -40°C to +125°C. The device incorporates internal current limiting and thermal shutdown protection, utilizing a PNP pass element for efficient regulation.

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

• Utilizes a PNP output pass element to achieve low dropout performance under high load conditions
• Includes integrated over-current limit and thermal shutdown mechanisms for comprehensive circuit protection
• Designed for fast transient response and low ground current consumption

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

• General-purpose conversion for low-voltage CPUs, DSPs, and FPGAs
• Post-regulation stages for switch-mode power supplies (SMPS)
• Power delivery in cable and satellite set-top boxes
• Voltage regulation for PCI graphics adapter cards

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

Verify the specific ordering suffix 'D25X' confirms the 2.5V fixed output voltage and TO-252 DPAK package configuration. Ensure compatibility with lead-free JEDEC standards if required by assembly processes. Confirm that the tape and reel packing method aligns with automated placement equipment specifications before finalizing procurement orders.

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

Select this component when a stable 2.5V rail is required with up to 1.5A continuous current capability. It is suitable for applications where input voltages are close to the output level, leveraging its low dropout characteristics. Consider the TO-252 package for thermal management needs and verify that external capacitor requirements meet stability criteria for the specific load environment.

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

This part belongs to the FAN1950 series of 1.5A low-voltage low-dropout regulators manufactured by onsemi. The series is designed to provide high-current outputs with minimal external components, making it a standard solution for powering sensitive digital logic and memory devices in compact electronic systems requiring reliable linear regulation.

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

Consult official manufacturer documentation for verified pin-compatible or functionally equivalent alternatives. Cross-referencing requires matching output voltage, current capacity, and package dimensions to ensure seamless integration without redesigning the printed circuit board layout.