FAN1540BMPX

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

The FAN1540BMPX is a fixed positive linear regulator manufactured by onsemi, designed for applications requiring stable voltage regulation. It provides a fixed output of 3.3V with a maximum continuous output current of 1.3A. The device features a maximum input voltage rating of 10V and exhibits a typical dropout voltage of 1.2V at full load. It incorporates internal protection mechanisms including overcurrent limiting and thermal shutdown to ensure operational safety under fault conditions. The component operates within an ambient temperature range of 0°C to 125°C and is housed in a compact 6-MLP (3x3) surface-mount package.

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

• Integrated overcurrent and thermal shutdown protection for enhanced reliability
• Fixed 3.3V output configuration simplifies circuit design
• Compact 6-MLP surface-mount package suitable for space-constrained layouts

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

• Portable electronic devices requiring low-noise power supplies
• Embedded systems utilizing microcontrollers or logic circuits
• Battery-powered equipment needing efficient voltage regulation

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

Verify the specific suffix and manufacturer documentation carefully, as this component is listed as obsolete. Confirm availability through authorized distributors or secondary market suppliers. Ensure that the replacement part number matches the original electrical specifications and pinout requirements. Check for RoHS compliance status if required by your manufacturing standards. Validate the package type against your PCB footprint before ordering.

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

Select this component when a fixed 3.3V supply is needed with up to 1.3A current capability. Consider the 10V maximum input voltage limit during system design. Evaluate the thermal performance given the small package size and potential heat dissipation needs. Compare dropout characteristics against other LDOs if input voltage headroom is limited. Ensure the operating temperature range meets the environmental requirements of the target application.

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

This device belongs to the FAN1540 series of low-dropout regulators from onsemi. It is part of a broader portfolio of power management integrated circuits designed for consumer and industrial electronics. The series typically offers various fixed output voltages and current ratings to support diverse system architectures. Understanding the family characteristics helps in selecting compatible components for similar design projects.

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

Check for direct replacements such as the FAN1539BMPX, which shares similar packaging but may differ in current rating and input voltage limits. Verify pin compatibility and electrical parameters before substitution. Consult official datasheets for both parts to confirm functional equivalence.