AMS1117-3.3V SMD Fixed 12V 3.3V 800mA SOT-223 Dropout Regulators

3.50 EGP

The AMS1117-3.3V is a high-performance, low-dropout (LDO) linear voltage regulator designed to provide a stable 3.3V output from input voltages up to 12V. It delivers a maximum output current of 800mA, making it ideal for powering 3.3V logic circuits, microcontrollers, sensors, and other low-voltage devices in embedded systems.

This compact SMD regulator in a SOT-223 package is widely used in DIY electronics, Arduino projects, and industrial applications where space-saving, efficiency, and reliability are critical.

SKU: CM-28226 Category: Tags: , , , , ,

Description

✅ Key Features:

  • Fixed 3.3V output voltage

  • Supports input voltage up to 12V

  • Maximum output current: 800mA

  • Low dropout voltage: 1.1V (typical) at full load

  • High efficiency and thermal stability

  • Built-in current limiting and thermal protection

  • Compact SOT-223 surface-mount package for easy PCB integration

📦 Specifications:

  • Model: AMS1117-3.3

  • Input Voltage Range: 4.5V to 12V

  • Output Voltage: Fixed at 3.3V

  • Output Current: Up to 800mA

  • Dropout Voltage: 1.1V @ 800mA

  • Package Type: SOT-223 (SMD)

  • Operating Temperature: 0°C to +125°C

  • Protections: Over-current & thermal overload

🔌 Applications:

  • Power supply for 3.3V logic circuits

  • Microcontrollers (e.g., ESP8266, ESP32, STM32)

  • Arduino and Raspberry Pi peripherals

  • IoT devices and wearable electronics

  • Consumer electronics and prototyping projects

💡 Why Choose AMS1117-3.3V?
With its excellent regulation, compact footprint, and protection features, the AMS1117-3.3V is a cost-effective and reliable solution for step-down voltage regulation in space-constrained designs.

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