

This mini DC-DC step-down voltage converter module supports 5-12 voltage input and 3.3V output with input polarity reverse protection and output overvoltage protection, short circuit protection. Featured By RoboticsBD.
It adopts synchronous rectification technology to ensure ultra-high power conversion of up to 97.5% to take full use of your input power.
Product Images are shown for illustrative purposes only and may differ from the actual product.
Note: PCB might be different from the picture as per stock
General Specification | |
Input Voltage | 5-12V |
Input Mode | Soldering |
Output Voltage | 3V |
Maximum Output Current | 3A |
Maximum Conversion Efficiency | 97.5% |
Full load temperature | 30 °C |
Switching Frequency | 500KHz |
Voltage Regulation | ±0.5% |
Dynamic Response Speed | 5% 200uS |
Shipment Weight | 0.014 kg |
Shipment Dimensions | 4 × 3 × 1 cm |
Please allow 5% measuring deviation due to manual measurement.
1 x DC-DC 3A 5V-12V 24V to 3.3V Step-down Power Supply Module
The latest price of DC-DC 3A Buck Step-down Power Supply Module 5V-12V to 3.3V Fixed Output in Bangladesh is BDT 160 You can buy the DC-DC 3A Buck Step-down Power Supply Module 5V-12V to 3.3V Fixed Output at best price from our RoboticsBD or visit RoboticsBD Office.
Please note that the product information provided on our website may not be entirely accurate as it is collected from various sources on the web. While we strive to provide the most up-to-date information possible, we cannot guarantee its accuracy. We recommend that you always read the product labels, warnings, and directions before using any product. |
Product Images are shown for illustrative purposes only and may differ from the actual product. |
Reference: RBD-1524
Input Voltage(VDC): 4 ~ 40. Output Voltage(VDC): 1.3 ~ 37. Output Current: 2A Rated, ( 3A maximum with heat sink). Switching Frequency: 150 kHz. Input reverse polarity protection. Built-in output short protection function.
Reference: RBD-1545
Input voltage 9~40V Output: 5V Maximum output current 2A Efficiency: 76-90% Material: electronic component
Reference: RBD-1646
Input Voltage: 220VAC Output Voltage: 5 VDC. Output Power: 3.5W. Output overload and short circuit protection.
Reference: RBD-1705
3A DC-DC Buck Step-down Converter Constant Voltage 5V Fixed Output Module
Reference: RBD-1764
High Power DC-DC Step Down Module Input Voltage: 5-40V DC Output Voltage: 1.2-36V DC Efficiency: 95% Maximum Power: 200W
Reference: RBD-1769
Input Voltage: 4.5V – 28V Output Voltage: 0.8V – 20V Output Voltage Adjustment: On-board potentiometer Output Current: 1.8A (typical), 3.0A (max). Ceramic Capacitor Stable Internal Soft-Start Internally Set Current Limit without a Current Sensing Resistor
Reference: RBD-1855
Input voltage: 3-40V Output voltage: 1.5-35V(Adjustable) Output current: Rated current is 2A, maximum 3A Switching Frequency: 150KHz Operating temperature:Industrial grade (-40 to +85 ) Conversion efficiency: 92%(highest)
Reference: RBD-1953
Input Voltage:DC 4.5-24V Module Size: 10 x 20 mm Adjustable Range:0.8-17V,fixed voltage (1.8V 2.5V 3.3V 5V 9V 12V) Output Current:3A (max),actual testing input 12V output 1.5A Transform Efficiency:97.5%(max) (6.5 to 5V 0.7A) Switch Frequency:500KHz Output Ripple Wave:20mV (12V to 5V 3A) 20m band width
Reference: RBD-1954
Maximum Output Current: 3A MAX Conversion efficiency: can up to 97.5% Switch frequency: 500KHz Operating temperature: Industrial grade (-40 ° to + 85 °) Improve conversion efficiency
Reference: RBD-1956
Maximum Output Current: 3A MAX Conversion efficiency: can up to 97.5% Switch frequency: 500KHz Operating temperature: Industrial grade (-40 ° to + 85 °) Improve conversion efficiency
Reference: RBD-1309
Input Voltage (V): 100 ~ 280 VAC @50 ~ 60Hz. Input current (mA): 100. Output Power: 5V 3A. Load regulation (%): ±5. Input Plug: 2-Pin EU type. Output Plug: Micro USB Plug. Compatible with: Raspberry Pi B+, 2, 2B, 2B+,3 ,3B+, Zero, Zero W. It has a switch so you can easily power off the device without having to unplug it right from the socket.
Reference: RBD-1786
1. USB Type C Female ( 13pin, C type, female connector ) 2. Base Material: FR4. 3. Board Thickness: 1.6mm. 4. Size: 40 x 25 mm .
Reference: RBD-0963
Current and voltage display in turn, easy and comfortable to use. Small and portable, do not need other power supply. Measuring range: DC 3V – 9V / 0 – 3A (up to 5A ) Portable Device Interface: USB2.0, USB3.0 Product Weight: 0.025 kg Two output ports
Reference: RBD-2108
Multiple Outputs: 5V+9V+12V Constant DC output, long backup time up to 6 hours Intelligent circuit design with over-charging, over-discharging and short circuit protections Suitable for 95% DC/USB digital products, such as: modem, router, CCTV camera, mobile phone etc.
Reference: RBD-2174
Input Voltage : AC 100 – 240 V(50 HZ/60 HZ). Output Voltage: DC 24V. Output Current : 6A to 9A (no voltage drop). Output Power : 150W (maximum 220 W). Overload Protection: Yes. Over Current Protection : Yes. Short Circuit Protection: Yes.
Reference: RBD-1697
Brand: DFRobot
Takes a 6-12V input voltage. Outputs a selectable 5V or 3.3V regulated voltage. All headers are 0.1" pitch for simple insertion into a breadboard. Powered from 6-12 DC2.1 power jack or from USB power. The maximum current it can provide is 500mA.
Reference: RBD-0623
Input voltage range: 6-26V Output voltage: 5.2V (consider the charge line loss, the output is 5.2V or so, the load side is about 5V) Output current: 3A (in the absence of a heat sink device, the stable output current is 2A) Two output Port can charge two devices simultaneously. RoboticsBD
Reference: RBD-1895
Brand: RoboticsBD
Input interface: USB Type-C Current Protection: Yes Charging mode: Linear charging. Current: 1A adjustable. Charge precision: 1.5%. Input voltage: 4.5V-5.5V. Full charge voltage: 4.2V.
Reference: RBD-0549
Breadboard power supply module, compatible with 5V, 3.3V. RoboticsBD Apply to MB102 breadboard Input voltage: 6.5-12 V (DC) or USB power supply Output voltage: 3.3V/5V can switch over Maximum output current: <700 ma Fluctuation two road independent control can switch over to 0 V, 3.3 V, 5 V On-board two groups of 3.3V, 5V DC output plug pin, convenient...
Reference: RBD-1784
1. USB2.0 Type A Female ( 4pin, A type, female connector ) 2. Base Material: FR4. 3. Board Thickness: 1.6mm. 4. Size: 22 x 17 mm .
Reference: RBD-1930
Suitable for DIY & Hobby Kits, Routers, LED Strip Driver, and Home Appliances. Rated Input AC Voltage 100v-240v It comes with a 1 meter long 24 AWG cable Stabilized DC Output with Low Ripples & Interference Short Circuit & Overload Protection High Efficiency & Low Energy Consumption RoHS and BIS compliance Approved. Note: Adapter only....
Reference: RBD-1562
Model: DP50V5A Input voltage range: 6.00-55.00V Output voltage range: 0.00-50.00V Output current: 0.000-5.000A Output power range: 00.00-250.0W
Reference: RBD-2150
Type: Voltage Regulator Operating Temperature: -40-+85 Supply Voltage: 60v Dissipation Power: 10A Package: SMD
Reference: RBD-1524
Input Voltage(VDC): 4 ~ 40. Output Voltage(VDC): 1.3 ~ 37. Output Current: 2A Rated, ( 3A maximum with heat sink). Switching Frequency: 150 kHz. Input reverse polarity protection. Built-in output short protection function.
Reference: RBD-0494
Input Voltage (V): 100 ~ 280 VAC @50 ~ 60Hz. Input current (mA): 100. Output Power: 12V 2A. Input Plug: 2-Pin USA type. Output Plug: 5.5mm DC plug. RoboticsBD Model: STD-120200
Reference: RBD-1732
Raspberry Pi 4B/3B+/3B U100 UPS HAT Expansion Board Cooling Fan
Reference: RBD-1879
Input Voltage (V): 100 ~ 280 VAC @50 ~ 60Hz. Input current (mA): 100. Output Power: 12V 2A. Input Plug: 2-Pin USA type. Output Plug: 5.5mm DC plug. RoboticsBD Model: NBSB24120200VU Brand: Motorola
Reference: RBD-1876
Input Voltage (V): 100 ~ 280 VAC @50 ~ 60Hz. Input current (mA): 100. Output Power: 12V 1.8. Input Plug: 2-Pin USA type. Output Plug: 5.5mm DC plug. Model: HS 121800 This adapter is available in two colors, and the color will be shipped randomly.
Reference: RBD-2171
Mean Well RS-100-24 Switching Power Supply SMPS Provides 108W of power with a voltage output of 24V DC and current output of 4.5A Universal connection system for easy integration into various systems Built-in protections against short circuits, overloads, and overvoltages Efficient cooling through convection air and durable design with high-quality...
Reference: RBD-0696
Voltage : Input through (USB) DC 5V Output via (DC Round Pin) : DC 12V Color: BLACK Input / Output Current: Maximum Input 0.6 Easier for installation save time and money Easy to use.
Reference: RBD-1953
Input Voltage:DC 4.5-24V Module Size: 10 x 20 mm Adjustable Range:0.8-17V,fixed voltage (1.8V 2.5V 3.3V 5V 9V 12V) Output Current:3A (max),actual testing input 12V output 1.5A Transform Efficiency:97.5%(max) (6.5 to 5V 0.7A) Switch Frequency:500KHz Output Ripple Wave:20mV (12V to 5V 3A) 20m band width
Reference: RBD-1892
Input interface: micro USB. Current Protection: Yes Charging mode: Linear charging. Current: 1A adjustable. Charge precision: 1.5%. Input voltage: 4.5V-5.5V. Full charge voltage: 4.2V.
Reference: RBD-1783
1. USB Type A Male ( 4pin, A type, Male connector ) 2. Base Material: FR4. 3. Board Thickness: 1.6mm. 4. Size: 32 x 15 mm .
Reference: RBD-1781
1. Micro USB ( 5pin, B type, female connector ) 2. Base Material: FR4. 3. Board Thickness: 1.6mm. 4. Size: 16 x 14 mm .
Reference: RBD-1655
Input Voltage (V): 100 ~ 270 VAC @50 ~ 60Hz. Input current (mA): 100. Output Power: 5V 4A. Load regulation (%): ±5. Input Plug: 2-Pin US type. Output Plug: DC Jack 5.5mm.
Reference: RBD-1705
3A DC-DC Buck Step-down Converter Constant Voltage 5V Fixed Output Module
Reference: RBD-2222
DC-DC buck converter module Converts 24V/12V to 5V 5A output current High efficiency synchronous rectification With USB port and terminal blocks Easy to use
Reference: RBD-1723
Model: XKT-412. Input Voltage: 12V. Output Voltage: 5V. Operating Current: 1.2-2 A. Receive Coil: 3mm, the receiver output 5V / 1A current Normal Use Distance: 2 ~ 10mm Operating Current: 1.2-2 A.
Reference: RBD-1885
AC Input Voltage: 100 ~ 240 V Output Voltage(V): 9V Output Current (Amp): 300mA Rated Frequency (Hz): 50 – 60. Cable Length: Approx 1.1m
Reference: RBD-0388
Input voltage : 4.5V ~ 5.5V. Input Interface: Micro USB port. Charging method: linear charge. A full charge voltage: 4.2V. RoboticsBD Power: 4.2 w. Charging accuracy: 1.5%. Operating Temperature: -10 to +85ºC Charging indicator: Blue LED charging, Red LED full Check out New Product TP4056 Lithium Battery Charger Module With Protection Dual Functions
Reference: RBD-2041
Model : KY-040. Type : Incremental Encoder. Cycles per revolution (CPR) : 20. Working voltage : 0 – 5V. Material : PCB + Brass. Mounting Nut Thread diameter: 6.6mm Weight : 10 gm.
Reference: RBD-0241
Calibrated directly in Degree Celsius (Centigrade) Linear at 10.0 mV/°C scale factor 0.5°C accuracy guarantee-able (at a25°C) Suitable for remote applications Low cost due to wafer-level trimming Operates from 4 to 30 volts Less than 60 mA current drain Low self-heating, 0.08°C in still air Non-linearity only 0.25°C typical LM35 (working) tested by...
Reference: RBD-1162
Net Content: 15g Paste Color: Brown Does not create High Smoke Does not create Foul/Bad Smell No Residual Waste High-Quality Soldering Additives & Activators for effective soldering Useful for general purpose soldering, electrical wires, components, and cables etc
Reference: RBD-0653
Can be manually broken for the length needed. Connector: Pin Header 2.54mm Pitch Connector type: Pin Strips Male Number of pins: 40 Right angled male berg strip. (L Shaped)
Reference: RBD-2154
Single row. 2.54mm pitch. 1 x 40 pins. Surface mount.
Reference: RBD-1822
Input interface: Type C Current Protection: Yes Charging mode: Linear charging. Current: 1A adjustable. Charge precision: 1.5%. Input voltage: 4.5V-5.5V. Full charge voltage: 4.2V.
Reference: RBD-0376
Current Sense for each motor. RoboticsBD Heatsink for better performance. Power-On LED indicator. Double H bridge Drive Chip: L298N. Operating Voltage(VDC): 5~35 Peak Current (A): 2 Continuous Current (A): 0-36mA No. of Channels: 2 Over-Current Protection (A): Yes Thermal Protection: Yes