{"product_id":"dc-5-12v-30a-dual-channel-h-bridge-motor-driver-module-dbh-12v","title":"DC 5–12V 30A Dual Channel H-Bridge Motor Driver Module","description":"\n\u003ch2\u003eDC 5–12V 30A Dual Channel H-Bridge Motor Driver Board\u003c\/h2\u003e\n\u003cp\u003eTake precise control of your DC motors with this high-performance \u003cstrong\u003eDual Channel H-Bridge Motor Driver Module (Model: DBH-12V)\u003c\/strong\u003e. Engineered for coreless motors, standard DC motors, and semiconductor cooling applications, this compact board delivers reliable bidirectional motor control with PWM speed regulation — all in a package measuring just 7.2 × 5.7 × 2 cm.\u003c\/p\u003e\n\n\u003ch3\u003eWhy Choose This Motor Driver Board?\u003c\/h3\u003e\n\u003cul\u003e\n  \u003cli\u003e\n\u003cstrong\u003eUltra-Low Internal Resistance:\u003c\/strong\u003e MOSFET channels rated at just 12 mΩ per channel, minimising energy loss and heat generation during operation.\u003c\/li\u003e\n  \u003cli\u003e\n\u003cstrong\u003eHigh-Speed 200 kHz Switching:\u003c\/strong\u003e Standard coreless motors typically require 60 kHz — this board's 200 kHz capability gives you headroom to spare for smooth, flicker-free control.\u003c\/li\u003e\n  \u003cli\u003e\n\u003cstrong\u003eWide Voltage Compatibility:\u003c\/strong\u003e Operates on a single supply from 3 V up to 14.6 V maximum, compatible with 3.3 V, 5 V, and 12 V logic levels out of the box.\u003c\/li\u003e\n  \u003cli\u003e\n\u003cstrong\u003eUp to 30 A Per Channel:\u003c\/strong\u003e Handles high-current loads and short-term overload surges without flinching.\u003c\/li\u003e\n  \u003cli\u003e\n\u003cstrong\u003eHardware Brake Function:\u003c\/strong\u003e Built-in hardware brake and energy feedback via the MOSFET driver chip enables rapid motor stops — ideal for robotics and RC vehicles.\u003c\/li\u003e\n  \u003cli\u003e\n\u003cstrong\u003eCurrent Detection Circuit:\u003c\/strong\u003e Onboard current sampling output (CT) allows single-chip microcontrollers to monitor and implement closed-loop PID current limiting. Formula: CT Output Voltage (V) = Current (A) × 0.155\u003c\/li\u003e\n  \u003cli\u003e\n\u003cstrong\u003eHeat Sink Included:\u003c\/strong\u003e Upgraded design features an attached heat sink for improved thermal management and long-term reliability.\u003c\/li\u003e\n  \u003cli\u003e\n\u003cstrong\u003eDead-Band Control:\u003c\/strong\u003e Minimises MOSFET switching losses and maximises power supply efficiency.\u003c\/li\u003e\n\u003c\/ul\u003e\n\n\u003ch3\u003eTechnical Specifications\u003c\/h3\u003e\n\u003ctable\u003e\n  \u003ctbody\u003e\n    \u003ctr\u003e\n\u003ctd\u003e\u003cstrong\u003eModel\u003c\/strong\u003e\u003c\/td\u003e\n\u003ctd\u003eDBH-12V\u003c\/td\u003e\n\u003c\/tr\u003e\n    \u003ctr\u003e\n\u003ctd\u003e\u003cstrong\u003eRated Voltage\u003c\/strong\u003e\u003c\/td\u003e\n\u003ctd\u003e5–12 V DC (14.6 V Maximum)\u003c\/td\u003e\n\u003c\/tr\u003e\n    \u003ctr\u003e\n\u003ctd\u003e\u003cstrong\u003eOperating Current\u003c\/strong\u003e\u003c\/td\u003e\n\u003ctd\u003e0 A – 30 A per channel (maximum)\u003c\/td\u003e\n\u003c\/tr\u003e\n    \u003ctr\u003e\n\u003ctd\u003e\u003cstrong\u003eInternal Resistance (per channel)\u003c\/strong\u003e\u003c\/td\u003e\n\u003ctd\u003e12 mΩ\u003c\/td\u003e\n\u003c\/tr\u003e\n    \u003ctr\u003e\n\u003ctd\u003e\u003cstrong\u003ePWM Switching Frequency\u003c\/strong\u003e\u003c\/td\u003e\n\u003ctd\u003e200 kHz\u003c\/td\u003e\n\u003c\/tr\u003e\n    \u003ctr\u003e\n\u003ctd\u003e\u003cstrong\u003ePWM Duty Cycle\u003c\/strong\u003e\u003c\/td\u003e\n\u003ctd\u003e0% – 98%\u003c\/td\u003e\n\u003c\/tr\u003e\n    \u003ctr\u003e\n\u003ctd\u003e\u003cstrong\u003eRecommended PWM Frequency\u003c\/strong\u003e\u003c\/td\u003e\n\u003ctd\u003eNormal Motor: 16 kHz | Coreless Motor: 80 kHz | Semiconductor Cooling: 500 Hz – 80 kHz\u003c\/td\u003e\n\u003c\/tr\u003e\n    \u003ctr\u003e\n\u003ctd\u003e\u003cstrong\u003eInput Logic Levels\u003c\/strong\u003e\u003c\/td\u003e\n\u003ctd\u003eLow: 0–5 V | High: 2.5–13 V (3.3 V \/ 5 V \/ 12 V compatible)\u003c\/td\u003e\n\u003c\/tr\u003e\n    \u003ctr\u003e\n\u003ctd\u003e\u003cstrong\u003eDimensions\u003c\/strong\u003e\u003c\/td\u003e\n\u003ctd\u003e7.2 × 5.7 × 2 cm \/ 2.83 × 2.24 × 0.78 in\u003c\/td\u003e\n\u003c\/tr\u003e\n    \u003ctr\u003e\n\u003ctd\u003e\u003cstrong\u003eBattery Included\u003c\/strong\u003e\u003c\/td\u003e\n\u003ctd\u003eNo\u003c\/td\u003e\n\u003c\/tr\u003e\n    \u003ctr\u003e\n\u003ctd\u003e\u003cstrong\u003eCountry of Origin\u003c\/strong\u003e\u003c\/td\u003e\n\u003ctd\u003eMade in Mainland China\u003c\/td\u003e\n\u003c\/tr\u003e\n  \u003c\/tbody\u003e\n\u003c\/table\u003e\n\n\u003ch3\u003eIdeal Applications\u003c\/h3\u003e\n\u003cul\u003e\n  \u003cli\u003eRC and toy car motor control\u003c\/li\u003e\n  \u003cli\u003eRobotics and automation projects\u003c\/li\u003e\n  \u003cli\u003eSemiconductor \/ Peltier cooling module control\u003c\/li\u003e\n  \u003cli\u003eElectromagnetic deflection coil drivers\u003c\/li\u003e\n  \u003cli\u003eDIY electronics and maker projects requiring bidirectional motor control\u003c\/li\u003e\n\u003c\/ul\u003e\n\n\u003ch3\u003eImportant Usage Notes\u003c\/h3\u003e\n\u003cul\u003e\n  \u003cli\u003eDo \u003cstrong\u003enot\u003c\/strong\u003e exceed 98% PWM duty cycle — the board may become unstable or sustain damage.\u003c\/li\u003e\n  \u003cli\u003eAlways select the PWM frequency appropriate to your load type (see recommended frequencies above).\u003c\/li\u003e\n  \u003cli\u003eNew and older product variants may be shipped interchangeably; functionality remains equivalent.\u003c\/li\u003e\n\u003c\/ul\u003e\n\n\u003ch3\u003ePackage Contents\u003c\/h3\u003e\n\u003cul\u003e\n  \u003cli\u003e1 × DC 5–12V Dual Channel H-Bridge Motor Driver Module (DBH-12V)\u003c\/li\u003e\n\u003c\/ul\u003e\n\n\u003ch3\u003eYou May Also Like\u003c\/h3\u003e\n\u003cul\u003e\n  \u003cli\u003e\u003ca href=\"\/products\/t2-pure-bare-copper-wire-round-solid-uncoated-0-1-2mm-10m\"\u003eT2 Pure Bare Copper Wire 0.1–2mm Round Solid Uncoated 10M\u003c\/a\u003e\u003c\/li\u003e\n  \u003cli\u003e\u003ca href=\"\/products\/nitrile-work-gloves-anti-slip-full-finger-5-pair\"\u003e5-Pair Nitrile Work Gloves – Anti-Slip Full Finger Safety\u003c\/a\u003e\u003c\/li\u003e\n  \u003cli\u003e\u003ca href=\"\/products\/10-pack-65mm-oscillating-multi-tool-saw-blades-high-carbon-steel\"\u003e10-Pack 65mm Oscillating Multi-Tool Saw Blades | Carbon Steel\u003c\/a\u003e\u003c\/li\u003e\n\u003c\/ul\u003e\n\n\u003cp\u003eLearn more: \u003ca href=\"https:\/\/www.osha.gov\/eye-face-protection\" target=\"_blank\" rel=\"noopener\"\u003eOSHA on eye and face protection\u003c\/a\u003e\u003c\/p\u003e\n\u003ch3\u003eFrequently Asked Questions\u003c\/h3\u003e\n\u003ch4\u003eQ: What types of motors are compatible with the DBH-12V dual channel H-bridge motor driver module?\u003c\/h4\u003e\n\u003cp\u003eA: This motor driver module is compatible with standard DC motors, coreless motors, semiconductor\/Peltier cooling modules, and electromagnetic deflection coils. It supports forward and reverse direction control as well as PWM speed control for all these load types.\u003c\/p\u003e\n\n\u003ch4\u003eQ: What PWM frequency should I use with this H-bridge motor driver board?\u003c\/h4\u003e\n\u003cp\u003eA: The recommended PWM frequency depends on your load: use approximately 16 kHz for normal DC motors, 80 kHz for coreless motors, and between 500 Hz and 80 kHz for semiconductor cooling applications. The board's maximum switching frequency is 200 kHz, well above what most coreless motors require.\u003c\/p\u003e\n\n\u003ch4\u003eQ: Can this motor driver module work with a 3.3 V microcontroller such as an Arduino or Raspberry Pi?\u003c\/h4\u003e\n\u003cp\u003eA: Yes. The input logic is compatible with 3.3 V, 5 V, and 12 V signal levels, making it easy to integrate with most popular microcontroller platforms including Arduino, Raspberry Pi, and STM32 boards.\u003c\/p\u003e\n\n\u003ch4\u003eQ: How does the current detection (CT) output work on this motor driver board?\u003c\/h4\u003e\n\u003cp\u003eA: The onboard current sampling circuit provides an analog voltage output proportional to the motor current. The relationship is: CT Output Voltage (V) = Current (A) × 0.155. This signal can be fed into a microcontroller's ADC pin to implement current-limiting or closed-loop PID motor control.\u003c\/p\u003e\n\u003c!-- production-packaging-notice --\u003e\n\u003ch3\u003eProduction \u0026amp; Packaging Notice\u003c\/h3\u003e\n\u003cp\u003eTo maintain high stock availability and fast shipping times, our items are sourced from multiple verified manufacturing facilities. While the core quality, materials, and product specifications remain identical, you may notice slight variations in the packaging design, manufacturing origin, or the wording of the printed instructions.\u003c\/p\u003e\n\u003cscript type=\"application\/ld+json\"\u003e{\"@context\": \"https:\/\/schema.org\", \"@type\": \"FAQPage\", \"mainEntity\": [{\"@type\": \"Question\", \"name\": \"What types of motors are compatible with the DBH-12V dual channel H-bridge motor driver module?\", \"acceptedAnswer\": {\"@type\": \"Answer\", \"text\": \"This motor driver module is compatible with standard DC motors, coreless motors, semiconductor\/Peltier cooling modules, and electromagnetic deflection coils. 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