FAN2512S285X

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

The FAN2512S285X is a fixed-output linear voltage regulator manufactured by onsemi. It provides a fixed output voltage of 2.8V with a maximum continuous output current of 150mA. The device operates within an input voltage range up to 6.5V and features a low dropout characteristic, specified at 0.18V when delivering the full 150mA load. Key electrical parameters include a quiescent current of 50µA and a power supply rejection ratio (PSRR) of 43dB at 120Hz. The component is housed in a compact SOT-23-5 surface-mount package and supports an operating junction temperature range from -40°C to +125°C.

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

• Provides a stable fixed positive output voltage suitable for precision analog circuits
• Integrates thermal protection mechanisms to safeguard against overheating conditions
• Features an enable control pin for efficient power management and system sequencing

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

• Portable battery-powered consumer electronics requiring low quiescent current
• RF modules and wireless communication devices needing clean power rails
• Microcontroller systems requiring stable logic-level voltage regulation

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

Verify part authenticity through authorized distributors as this component may be subject to obsolescence or lifecycle changes. Confirm that the specific suffix matches the required output voltage and package variant. Ensure compliance with RoHS directives if applicable to your manufacturing region. Cross-reference datasheet revisions to confirm pinout consistency before finalizing procurement orders.

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

Select this regulator when a fixed 2.8V rail is required with moderate current demands up to 150mA. Consider the 6.5V maximum input rating to ensure compatibility with upstream power sources. Evaluate the thermal performance based on the expected ambient temperature and PCB copper area, as the SOT-23-5 package has limited heat dissipation capabilities compared to larger packages.

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

This component belongs to the FAN2512 series of low-dropout linear regulators designed for portable applications. The series typically offers various fixed output voltages to accommodate different logic families and sensor requirements. Manufactured by onsemi, these devices are engineered for high reliability and low noise performance in space-constrained designs.

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

Publicly confirmed substitute part numbers were not identified in the provided source material.