Description
The AMS1117-3.3V Power Supply Module is a compact and reliable DC voltage regulator module designed to convert 4.5V–7V DC input into a stable 3.3V DC output. It is widely used in electronics, robotics, Arduino, IoT, wireless communication, and sensor-based projects where a stable 3.3V power source is required.
This module uses the popular AMS1117-3.3V linear voltage regulator IC, which provides a fixed 3.3V output suitable for powering low-voltage microcontroller boards, wireless modules, sensors, and embedded circuits. It is especially useful when your main power source is 5V, but your device requires 3.3V.
AMS1117-3.3V Power Supply Module একটি ছোট ও নির্ভরযোগ্য voltage regulator module, যা 4.5V–7V DC input থেকে স্থিতিশীল 3.3V DC output প্রদান করে। Arduino, ESP8266, ESP32, nRF24L01, sensor module, IoT device এবং robotics project-এ 3.3V পাওয়ার সাপ্লাইয়ের জন্য এটি খুবই জনপ্রিয়।
অনেক electronic module সরাসরি 5V সহ্য করতে পারে না। তাই 5V supply থেকে 3.3V output নিতে এই module ব্যবহার করলে circuit নিরাপদ ও স্থিতিশীলভাবে কাজ করতে পারে।
Key Features | প্রধান বৈশিষ্ট্য
- Converts 4.5V–7V DC input to fixed 3.3V DC output
- Uses AMS1117-3.3V voltage regulator IC
- Stable output for 3.3V electronics and sensor modules
- Compact and lightweight PCB design
- Onboard input and output filter capacitors
- Built-in power indicator LED
- Easy connection with VIN, VOUT, and GND pins
- Suitable for breadboard, PCB, and DIY projects
- Ideal for Arduino, ESP8266, ESP32, nRF24L01, sensors, and IoT modules
- Low-cost and beginner-friendly power solution
Applications | ব্যবহার ক্ষেত্র
The AMS1117-3.3V regulator module is suitable for many electronics and embedded projects, including:
- ESP8266 and ESP32 power supply projects
- nRF24L01 wireless module power supply
- 3.3V sensor modules
- Arduino-based electronics projects
- IoT device prototyping
- Robotics control circuits
- Wireless communication modules
- Breadboard testing and development
- DIY electronics power supply
- Microcontroller-based automation projects
- Low-voltage embedded system power regulation
এই module ব্যবহার করা যায়:
- ESP8266 / ESP32 project
- nRF24L01 wireless module
- 3.3V sensor circuit
- Arduino project
- IoT automation system
- Robotics circuit
- Wireless communication project
- Breadboard testing
- DIY electronics project
Package Includes | প্যাকেজে যা থাকছে
- 1 × AMS1117-3.3V Power Supply Module
Technical Specifications | টেকনিক্যাল স্পেসিফিকেশন
- Product Type: DC Voltage Regulator Module
- Regulator IC: AMS1117-3.3V
- Input Voltage: 4.5V–7V DC recommended
- Output Voltage: Fixed 3.3V DC
- Output Current: Suitable for low to medium current loads
- Indicator: Onboard power LED
- Input Pins: VIN and GND
- Output Pins: VOUT and GND
- Board Type: Compact PCB power module
- Output Type: Linear regulated output
- Application: 3.3V power supply for electronics modules
Pin Description | পিন পরিচিতি
VIN+ – Positive input voltage connection. Connect 4.5V–7V DC here.
GND – Ground / negative connection.
VOUT+ – Regulated 3.3V output.
GND – Output ground.
How It Works | কীভাবে কাজ করে
This module takes a DC input voltage, commonly 5V, and regulates it down to a stable 3.3V output using the AMS1117 regulator IC. The onboard capacitors help reduce noise and improve output stability, while the onboard LED indicates that the module is powered.
এই module 5V বা 4.5V–7V DC input নিয়ে AMS1117 regulator IC-এর মাধ্যমে 3.3V output প্রদান করে। এতে থাকা capacitor voltage stability উন্নত করে এবং onboard LED power indication দেয়।
Why Use a 3.3V Regulator Module?
Many modern electronic modules are designed for 3.3V operation. Supplying 5V directly to these components may damage them. This module helps safely power 3.3V devices from a 5V source.
This is very useful for modules such as:
- ESP8266
- ESP32
- nRF24L01
- Bluetooth modules
- GPS modules
- I2C sensors
- SPI sensors
- Low-power microcontroller circuits
Important Notes | গুরুত্বপূর্ণ নোট
- This module gives fixed 3.3V output, not adjustable output.
- Recommended input voltage is 4.5V–7V DC.
- Do not input 12V directly; the regulator may overheat.
- AMS1117 is a linear regulator, so heat increases when input voltage and load current are high.
- For high-current loads, use proper heat management or a switching buck converter.
- Always check polarity before connecting power.
- Do not power 5V-only devices from the 3.3V output.
- For sensitive wireless modules like nRF24L01, keep wiring short and stable.
Why Choose This AMS1117-3.3V Module?
The AMS1117-3.3V module is a simple, affordable, and reliable solution for powering 3.3V electronics. It is easier than building a regulator circuit manually and saves time during prototyping. With onboard capacitors, LED indication, and ready-to-use pin headers, it is perfect for students, hobbyists, engineers, and technicians.
RobotechShop provides this module for robotics, IoT, Arduino, ESP, and electronics projects in Bangladesh, making it a useful component for both beginners and professional developers.
Frequently Asked Questions | FAQ
Q1: What is the output voltage of this module?
The output voltage is fixed at 3.3V DC.
Q2: What input voltage should I use?
Use 4.5V–7V DC input for safe and stable operation. A 5V input is commonly used.
Q3: Can I use this module with ESP8266?
Yes. It can power ESP8266 modules if the current demand is within safe limits.
Q4: Can I use it for nRF24L01 wireless module?
Yes. This module is commonly used to provide stable 3.3V power to nRF24L01 modules.
Q5: Can I connect 12V input?
No. 12V input is not recommended for this small AMS1117 module because it may overheat.
Q6: Is this a buck converter?
No. This is a linear voltage regulator module, not a switching buck converter.
Q7: Is the output adjustable?
No. The output is fixed at 3.3V.
Q8: Can it power Arduino UNO?
Arduino UNO normally requires 5V logic, so this module is not used to power the UNO board directly. It is mainly used for 3.3V modules and sensors.
Q9: Does it have a power indicator?
Yes. The module has an onboard LED indicator.
Q10: Is it suitable for breadboard projects?
Yes. Its compact size makes it suitable for breadboard and DIY electronics projects.
AMS1117-3.3V Power Supply Module 4.5V-7V to 3.3V Regulator
Buy AMS1117-3.3V power supply module in Bangladesh. Converts 4.5V-7V DC to stable 3.3V output for ESP8266, ESP32, nRF24L01, sensors, Arduino and IoT projects.
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