

This mini DC-DC step-down voltage converter module supports 5-12 voltage input and 9V 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.
General Specification | |
Input Voltage | 5-12V |
Input Mode | Soldering |
Output Voltage | 9V |
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 9V Fixed Output in Bangladesh is BDT 160 You can buy the DC-DC 3A Buck Step-down Power Supply Module 5V-12V to 9V 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-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-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-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-2150
Type: Voltage Regulator Operating Temperature: -40-+85 Supply Voltage: 60v Dissipation Power: 10A Package: SMD
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-1421
3S 11.1V 12.6V 20A 18650 lithium battery protection board (comes with recovery function-AUTO Recovery). Application: Nominal voltage of 3.6V, 3.7V lithium battery (including 18650.26650, a polymer lithium battery). Continuous discharge current (upper limit): 20A (if the cooling environment is not good, please reduce the load current use). Continuous...
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-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-0988
Hold 3 standard 18650 batteries. Wire Length: 15 cm. Output: 11.1 V. Dimension (Appro.) : 76 x 60 x 18 mm. Weight: 18 gm. High-quality plastic material
Reference: RBD-1560
Support charging and discharging at the same time Large current Small size High efficiency Support short circuit protection
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-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-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-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-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-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-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-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-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-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-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-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-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-1749
2 in 1 Type C USB Tester Color Screen LCD Digital Multimeter, Voltage Current Detector USB Cable Charger Indicator DC3.6-30V/0-5.1A
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-1896
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-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-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-2121
Suitable for Arduino, DIY & Hobby Kits, and 6V servos and motor Rated Input AC Voltage 100v-240v It comes with a 1 meter long cable Stabilized DC Output with Low Ripples & Interference Short Circuit & Overload Protection High Efficiency & Low Energy Consumption RoHS and BIS compliance Approved.
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-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-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-1349
For Standard LCD 16x2. Press here.For Standard LCD 16x2 with Male Header. Press hereFor Standard LCD 16x2 with Female Header. Press hereFor Standard LCD 16x2 with I2C adapter board soldered. Press here.For Standard LCD 16x2 with White Background. Press here.For Standard LCD 16x2 with Blue Background. Press here. Model: LCD1602 Interface: I2C Interface...
Reference: RBD-0905
Bluetooth protocol: Bluetooth Specification v2.0+EDR. Frequency: 2.4GHz ISM band. Modulation: GFSK(Gaussian Frequency Shift Keying). Emission power: =4dBm, Class 2. Sensitivity: =-84dBm at 0.1% BER. RoboticsBD
Reference: RBD-1705
3A DC-DC Buck Step-down Converter Constant Voltage 5V Fixed Output Module
Reference: RBD-1354
Length: 8 inches/20 CM (Long) Material: Copper Plated Pin Spacing: 2.54mm.
Reference: RBD-1775
Wago Compatible 2 Port, 3 Port, 5 Port, 221 Splicing Connector, Lever-Nut Assortment Pocket Pack for All Wire 12-24 AWG You will get the 1 pcs of the model of your choice. A- 2 Port. B- 3 Port. C- 5 Port. Please Choose Size Below
Reference: RBD-1543
Constant Current: 30A (Max 40A<10s). BEC: 5V 3A. Input Voltage: 11.1 ~ 11.7 V. Li-Po battery: 2S ~ 3S. Ni-MH 4-10 CELLS Auto Detect. Current stock is without connector
Reference: RBD-0697
Driver Chip: CH340G Supports all basic windows versions. The adapter plate integrated 1000μF solid capacitors to ensure the current supply The power supply will not be a problem to make WIFI module crashes unresponsive. Using 3225 SMD crystal oscillator, improve the stability of serial work, on a beautiful and tall. Working voltage: 4.5V – 5.5V (Onboard...
Reference: RBD-0345
802.11 b/g/n Standards Wi-Fi Direct (P2P), soft-AP 1MB Flash Memory Integrated low power 32-bit CPU could be used as an application processor A-MPDU & A-MSDU aggregation & 0.4ms guard interval Wake up and transmit packets in < 2ms Standby power consumption of < 1.0mW (DTIM3) RoboticsBD