FAN2558MP15X

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

The FAN2558MP15X is a low voltage CMOS Low Dropout (LDO) linear regulator manufactured by Fairchild Semiconductor, now part of onsemi. It provides a fixed 1.5V output with a maximum load current of 180mA. The device operates within an input voltage range of 2.7V to 5.5V and features 1% output accuracy. It incorporates thermal shutdown and short-circuit protection, ensuring stable operation with a 1µF output capacitor.

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

• Fixed 1.5V output voltage with 1% accuracy
• 180mA continuous output current capability
• Integrated power good indicator with open-drain output
• Ultra-low noise operation via external bypass capacitor

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

• Processor power-up sequencing
• PCMCIA Vcc and Vpp regulation
• Portable electronic equipment
• Cell phones and PDAs

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

Verify the manufacturer status as Fairchild Semiconductor has been integrated into onsemi. Confirm that the specific MLP-6 package variant matches your PCB footprint requirements. Ensure the component meets RoHS compliance standards for your target market. Check for any updated ordering suffixes required by the new manufacturer's system nomenclature.

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

Select this component when a precise 1.5V rail is required from a 2.7V to 5.5V supply. It is suitable for noise-sensitive applications due to the bypass pin feature. Consider the MLP-6 package size constraints and ensure adequate thermal dissipation for the expected load current and ambient temperature conditions.

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

This LDO belongs to the FAN2558/9 family, which offers various fixed and adjustable output voltages. The family shares common features such as low ground current and fast enable times. The MLP-6 package provides a compact solution for space-constrained portable designs compared to larger SOT packages.

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

Compatible substitutes include other parts from the FAN2558 series with different fixed voltages or the FAN2559 adjustable variant. Verify pin compatibility and output voltage specifications before substitution.