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The AMS1117-3.3 is a series low-dropout linear regulator with fixed 3.3V output, capable of delivering up to 1A output current. It integrates on-chip precision trimming for ±2% output accuracy and built-in thermal limiting protection, available in SOT-223, TO-252 and SOT-89 packages for diverse circuit design scenarios.
The AMS1117-3.3 is a series low-dropout linear regulator with fixed 3.3V output, capable of delivering up to 1A output current. It integrates on-chip precision trimming for ±2% output accuracy and built-in thermal limiting protection, available in SOT-223, TO-252 and SOT-89 packages for diverse circuit design scenarios.
● Output Current up to 1A ● Fixed Output Voltage: 3.3V (±2% accuracy) ● Maximum Input Voltage: 18V ● Typical Dropout Voltage: 1.3V @1A ● Maximum Load Regulation: 0.5% ● Ripple Rejection Typical 70dB @120Hz ● Over-current Protection ● Thermal Shutdown Protection with 10℃ Hysteresis ● Operating Junction Temperature: -40℃ ~ 125℃
● Post-regulator for switching DC/DC converter ● High-efficiency linear regulator ● Battery Chargers ● PC Add-on Cards ● Motherboard Clock Supplies ● LCD Monitors ● Set-top Boxes















