

This mini DC-DC step-down voltage converter module supports 5-12 voltage input and 5V output with input polarity reverse protection and output overvoltage protection, short circuit protection.
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 | 5V |
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 to 5V Step-down Power Supply Module
The latest price of DC-DC 3A Buck Step-down Power Supply Module 5V-12V to 5V Fixed Output in Bangladesh is BDT 160 You can buy the DC-DC 3A Buck Step-down Power Supply Module 5V-12V to 5V 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-1955
Maximum Output Current: 3.3A 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-1564
High voltage resistant terminal. Support solar charging. Support undervoltage protection. Support short circuit protection.
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-2173
High current 3A charging board for Type-C USB input Adjustable charging current through resistance adjustment Optional cut-off voltage of 4.2V or 4.35V Efficient working effects with a polymer ternary lithium battery Note: No power indicator or battery protection function included
Reference: RBD-1560
Support charging and discharging at the same time Large current Small size High efficiency Support short circuit protection
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-0395
Input voltage range: 4V-38V DC Output voltage range: 1.25V-36V DC adjustable. Output current: 0-5A. Output power: 75W. High efficiency up to 96% The built-in thermal shutdown function Built-in current limit function In-Built output short protection function. RoboticsBD
Reference: RBD-1782
1. USB Type B Female ( 5pin, B type, female connector ) 2. Base Material: FR4. 3. Board Thickness: 1.6mm. 4. Size: 20 x 20 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-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-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-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-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-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-1673
Supports Qualcomm Quick Charge 3.0 fast charging protocol Has both "USB type C" and "Micro USB" port for charging power bank battery Power bank battery can be fast-charged (up to 15 watts) with QC 3.0 supported fast chargers Two "USB A" ports with maximum 18-watt power delivery from the power bank Power bank battery level indicator LEDs and power on/off...
Reference: RBD-1957
Input Voltage: 12V Connector: 5.5mm DC Jack Output power on/off switch Two-row multiple pin outputs, easy to use and connect Outputs 3.3V DC at 800mA maximum current Outputs 5.0V DC at 800mA maximum current Outputs 12V DC (the 12V output is directly connected to the input, i.e. with 12VDC input, this output will be 12VDC; with 9VDC input, this output will...
Reference: RBD-0406
Input voltage: 4.5-35V, Output voltage: (3-35V) continuously adjustable (recommended load debugging). Minimum pressure: 1.5V Output current: rated current 2A, 3A maximum Output Power: 15W maximum. RoboticsBD
Reference: RBD-1754
It’s efficient up to 93% It can source a good amount of current The maximum output current: 2A Input voltage: 2V-24V DC The maximum output voltage: 5V-28V DC
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-1785
1. USB3.0 Type A Female ( 9pin, B type, female connector ) 2. Base Material: FR4. 3. Board Thickness: 1.6mm. 4. Size: 28 x 25 mm .
Reference: RBD-0215
AC 100~240v or 12V DC input The cables come with a fitted fuse. Microprocessor controlled Li-ion, LiPo, and LiFe capable Input voltage monitoring. (Protects car batteries at the field) Battery break-in and cycling feature Data storage (Store up to 5 packs in memory) Internal resistance checker to see pack health Delta-peak sensitivity Individual cell...
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-1690
ON/OFF switch button on the power adapter. Very convenient for use. 5V 3A standard power supply for Raspberry Pi 4 Model B. There is CE certification for the power adapter. Best Adapter for Raspberry Pi 4
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-1559
Support charging and discharging at the same time Large current Small size High efficiency Support short circuit protection
Reference: RBD-1596
Good Quality material 96-230Vac operating input range 50,000 hours MTBF Input Current: 0.5A maximum Input Power consumption (no load): 0.075W maximum USB-C connection goes straight into your Raspberry Pi
Reference: RBD-1780
1. MINI USB ( 5pin, B type, female connector ) 2. Base Material: FR4. 3. Board Thickness: 1.6mm. 4. Size: 20 x 17.5 mm .
Reference: RBD-0282
Specifications: - 3.3V and 5V dual power output- 3.3V and 5V IO compatible- USB2.0 protocol- BitBang mode ready- Easily connected to PC via mini USB cable- Support XBee-setting with software X-CTU
Reference: RBD-1653
Input Voltage: 88~264V/47~63Hz Output Voltage: 12V/4.2A DC Output Power: 50W
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-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-0120
400 tie points 2 Power lanes, Total 100 tie points in power lanes 1 Double strip, Total 300 tie points Perfect for Arduino shield prototyping and testing Plastic housing, metal contact clips
Reference: RBD-1741
Cell Quantity: 1 Battery type: AA Storage temperature: 25ºC Max Operate temperature: 80ºC
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-2266
Versatile and powerful development board for IoT and embedded systems projects. USB Type-C port for reversible plug orientation and easy connection to computer or other devices. Built-in Wi-Fi and Bluetooth module for wireless connectivity. Arduino IDE compatibility for easy code writing and uploading. Suitable for a wide range of applications, including...
Reference: RBD-2027
5.08mm pitch. Pin header: Tin plated brass. Contacts: Nickel plated brass. Strong, compact, lightweight. Heat resistant.
Reference: RBD-0020
Model: SG90 Weight: 9 gm Operating voltage: 3.0V~ 7.2V Servo Plug: JR Stall torque @4.8V : 1.2kg-cm Stall torque @6.6V : 1.6kg-cm Note: Product images/ Components brand may vary from actual product as our stock rotates.
Reference: RBD-0694
Power input: 4.5V ~ 9V (10VMAX), USB-powered Transfer rate: 110-460800bps Support UART / GPIO data communication interface Support Smart Link Smart Networking Working temperature: -40°C ~ + 125°C Drive Type: Dual high-power H-bridge Don’t need to download resetting A great set of tools to develop ESP8266 Flash size: 4MByte Lowest cost WI-FI Note: The...
Reference: RBD-0442
Holding force: 0.25 kg Energized forms: intermittent Unlocking time: 1s Dimensions: 27 x 29 x 18 mm (LxWxH) High quality ultra-compact electric lock. RoboticsBD