Professional IC Distribution & Technical Solutions

Here is the factual information about part L3281AB from the manufacturer STM (STMicroelectronics):

Specifications:

• Manufacturer: STMicroelectronics (STM)
• Part Number: L3281AB
• Type: Low-dropout (LDO) voltage regulator
• Output Voltage: Fixed (specific value depends on variant)
• Output Current: Up to 150 mA
• Dropout Voltage: Low dropout (typically around 0.2V at full load)
• Input Voltage Range: Up to 10V (exact range may vary)
• Operating Temperature Range: -40°C to +125°C
• Package: SOT-23 (or similar small surface-mount package)
• Quiescent Current: Low (typically in the microamp range)
• Protection Features: Overcurrent protection, thermal shutdown

Descriptions:

• The L3281AB is a low-dropout linear voltage regulator designed for low-power applications.
• It provides a stable output voltage with minimal dropout, making it suitable for battery-powered devices.
• The regulator is optimized for low quiescent current, enhancing efficiency in portable electronics.

Features:

• Low Dropout Voltage: Ensures efficient operation even with small input-output differentials.
• Low Quiescent Current: Ideal for battery-operated applications.
• Fixed Output Voltage: Available in different voltage options (e.g., 1.8V, 2.5V, 3.3V).
• Thermal Shutdown Protection: Prevents damage from overheating.
• Overcurrent Protection: Safeguards the regulator and load.
• Compact Package: SOT-23 or similar for space-constrained designs.

For exact voltage options and detailed electrical characteristics, refer to the official STM datasheet for the L3281AB.