





The AMS1117-5.0 (LM1117-5.0 Compatible) Voltage Regulator is a low-dropout (LDO) linear voltage regulator designed to provide a stable 5V output for electronic circuits and embedded systems. Housed in a compact SOT-223 package, it delivers up to 800mA output current while maintaining excellent line and load regulation. The device incorporates current limiting and thermal shutdown protection to ensure safe and reliable operation. Its low dropout voltage and simple circuit design make it ideal for powering microcontrollers, sensors, communication modules, battery-powered devices, and post-regulation stages in DC/DC converter applications.
يُعد منظم الجهد AMS1117-5.0 (المتوافق مع LM1117-5.0) منظم جهد خطيًا منخفض الفقد (LDO) مصممًا لتوفير خرج ثابت بقيمة 5 فولت للتطبيقات الإلكترونية المختلفة. يأتي في حزمة SOT-223 صغيرة الحجم ويوفر تيار خرج يصل إلى 800 ملي أمبير مع أداء ممتاز في تنظيم الجهد. يحتوي على دوائر حماية مدمجة ضد زيادة التيار وارتفاع درجة الحرارة لضمان التشغيل الآمن والموثوق. بفضل سهولة استخدامه وانخفاض فرق الجهد المطلوب بين الدخل والخرج، يُستخدم على نطاق واسع في تغذية المتحكمات الدقيقة والحساسات والأجهزة المحمولة ومراحل تنظيم الجهد بعد محولات DC/DC.
The AMS1117-5.0 is a fixed-output 5V Low Dropout (LDO) Voltage Regulator designed to provide stable voltage regulation in a wide range of electronic applications. It belongs to the AMS1117 family of three-terminal regulators and is commonly used where a reliable 5V supply is required from a higher DC input voltage.
The regulator is packaged in a compact SOT-223 surface-mount package, making it suitable for space-constrained PCB designs. It can supply up to 800mA of output current while maintaining low dropout characteristics and excellent voltage regulation performance.
To improve system reliability, the AMS1117 incorporates current limiting and thermal shutdown protection, safeguarding both the regulator and the connected circuitry from overload and overheating conditions.
Its simple implementation requires only a few external components, making it a popular choice for microcontroller boards, communication modules, battery-powered devices, and power supply designs.
| Parameter | Value |
|---|---|
| Part Number | AMS1117-5.0 / LM1117-5.0 Compatible |
| Regulator Type | Low Dropout (LDO) Linear Regulator |
| Output Voltage | 5V Fixed |
| Package Type | SOT-223 |
| Maximum Output Current | 800mA |
| Dropout Voltage | Approximately 1.1V – 1.3V |
| Line Regulation | 0.2% Max |
| Load Regulation | 0.4% Max |
| Standby Current | Approximately 2mA |
| Protection Features | Current Limiting, Thermal Shutdown |
| Operating Temperature Range | 0°C to 125°C |
| Mounting Type | Surface Mount (SMD) |