AMS1117-5.0 SOT-223

Voltage Regulators - Linear Regulator Controllers Overview

The AMS1117-5.0 SOT-223 is a positive linear voltage regulator manufactured by Shenzhen Slkormicro Semicon Co., Ltd. It provides a fixed 5.0V output with a maximum continuous output current of 1A. The device operates with an input voltage up to 18V and features a typical dropout voltage of 1.1V at full load. It utilizes the SOT-223 surface-mount package, supporting operation within a junction temperature range up to 150°C.

Voltage Regulators - Linear Regulator Controllers Feature Summary

• Fixed 5.0V output configuration for stable power supply applications
• Capable of delivering up to 1A output current
• Low dropout voltage characteristic for efficient regulation
• Integrated thermal overload and short-circuit protection

Voltage Regulators - Linear Regulator Controllers Applications

• Post-regulators for switching supplies
• Battery-powered instrumentation
• Active SCSI terminators
• Power management for notebook computers

Voltage Regulators - Linear Regulator Controllers Procurement Notes

Verify manufacturer authenticity as multiple vendors produce this component. Confirm RoHS compliance status and specific package variant (SOT-223) during sourcing. Check datasheet for exact thermal resistance values relevant to your PCB layout. Ensure input voltage does not exceed the 18V absolute maximum rating to prevent device failure.

Voltage Regulators - Linear Regulator Controllers Selection Notes

Select this part when a fixed 5V rail is required from a higher voltage source. Consider thermal dissipation requirements due to linear regulation nature. Verify that the input-to-output voltage differential remains within the specified dropout limits under all load conditions. Compare against adjustable variants if flexible voltage settings are needed instead.

Voltage Regulators - Linear Regulator Controllers Part Context

This component belongs to the AMS1117 series of low-dropout linear regulators. The series includes various fixed voltage options and an adjustable version. Manufactured by Shenzhen Slkormicro Semicon Co., Ltd., it serves as a cost-effective solution for general-purpose power management in consumer electronics and industrial equipment requiring stable DC voltages.

Voltage Regulators - Linear Regulator Controllers Replacement Considerations

Compatible substitutes include AMS1117-ADJ for adjustable output or other fixed voltage variants like AMS1117-3.3. Cross-reference with generic LDOs offering similar 1A current ratings and SOT-223 packaging. Ensure pinout compatibility and thermal performance match the original design requirements.