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    Picture of DC-DC Boost-Buck Converter, 8V-36V to 12V
    Picture of DC-DC Boost-Buck Converter, 8V-36V to 12V
    Picture of DC-DC Boost-Buck Converter, 8V-36V to 12V
    Picture of DC-DC Boost-Buck Converter, 8V-36V to 12V

    DC-DC Boost-Buck Converter, 8V-36V to 12V

    1 review(s) | Add your review
    SKU: PH-DCBBC-8-36S12
    $59.45
    ● High-power DC converter with input voltage range of 8V-36V, supports boost and buck automatic conversion, and can stabilize 12V output. ● Conversion efficiency up to 96.8%, support up to 10A output current, built-in 20A fuse. ● With natural air-cooled design, the output voltage is precisely controlled at ±1% and supports up to 10000μF external capacitor load. ● The DC-DC step up step down converter is equipped with TVS anti-surge protection and automatic under-voltage recovery, and supports long-time short-circuit protection.
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    Overview

    For a high performance buck and boost converter, look no further than this 8V-36V input, stable 12V output buck-boost module. With 14 AWG cable and built-in 20A fuse, it can withstand up to 18A input current. With 180ms startup delay, output ripple as low as 150mVp-p, and supports long time short circuit protection. Especially suitable for embedded devices, industrial control, monitoring systems and other applications requiring high voltage stability.

    DC DC boost buck converter 8v-36v features

    Feature

    • Die-casting aluminum alloy shell, mini size, easy to install, 100% full power, high stable output.
    • 10 amp buck boost converter with built-in protection functions of over-current, low voltage, over-temperature and short circuit.
    • 8-36V wide voltage input, up to 96.8% conversion efficiency, maximum output power up to 120watt.
    • High efficiency buck boost converter with built-in TVS tube for safe use in automobiles.
     

    Details

    1. The DC buck boost converter is encapsulated in a high quality die-cast aluminum case with good heat dissipation without the aid of a fan. Small volume, big role.
    2. High quality terminals provide fast and efficient connection and circuit distribution for 12v boost buck converter.
    3. Pure copper inductor with magnetic core can effectively play a role in filtering oscillation, trapping, inductance will directly affect the stability of the power supply.
    4. High thermal conductivity silicone can effectively improve the thermal conductivity of the power supply, improve the service life of the power supply.
    DC DC boost buck converter 8v-36v details

    Dimension (unit: mm)

    DC DC boost buck converter 8v-36v dimension

    Wiring Diagram

    DC DC boost buck converter wiring

    Specs
    Input
    Input Voltage 8-36V
    Max. Input Voltage 40V (Continuous)
    Undervoltage Shutdown 7.2-7.8V (Automatic Recovery)
    Undervoltage Recovery 7.5-8.0V (Automatic Recovery)
    Max. Input Current 18A (Vin=7.6V; Iout =10A)
    No Load Current 120mA (Typ. 100mA; Vin=12V)
    Positive Electrode Cable 14 AWG (If the wire length is greater than 50cm, it is recommended to use a thicker wire diameter.)
    Negative Electrode Cable
    Enable Pin Cable 22 AWG (If the product has this feature)
    Fuse 20A (Input positive has built-in fuse)
    Output
    Efficiency 96.8% (Vin=12V; Iout=10A)
    Output Voltage 11.9-12.3V (Vin=12V; Iout=10A)
    Regulator Accuracy ±1%
    Voltage Regulation
    Load Regulation
    Overvoltage Protection 40V@25°C,TVS clamp protection
    Output Current 0-10A
    Overcurrent Protection 12-13A (Vin=12V)
    External Capacitance 0-10000μF
    Output Ripple and Noise 150mVp-p (Vin=8-36V; Iout=10A, Oscilloscope Bandwidth: 20 MHz)
    Output Voltage Rise Time 150mS
    Boot Delay Time 180mS
    Out Voltage Overshoot 2% (Vin=12V, 50%-75% Load Step)
    Over Temperature Protection Shell temperature, @ 80°C Restore working
    Short Circuit Protection Long-term (4 hours) short circuit is notdamaged, Hiccup mode
    Positive Electrode Cable 16 AWG (If the wire length is greater than 50cm, it is recommended to use a thicker wire diameter.)
    Negative Electrode Cable
    Safety and EMC Features
    Anti-electric Strength Input to output: /
    Input to shell: ≥500V (Leakage Current ≤ 3.5mA, 1min,No Breakdown, No Arcing)
    Output to shell: ≥500V (Leakage Current ≤ 3.5mA, 1min,No Breakdown, No Arcing)
    Insulation Resistance Input to output: ≥50MΩ (Test Voltage =500V)
    Input to shell: ≥50MΩ (Test Voltage =500V)
    Output to shell:≥50MΩ (Test Voltage =500V)
    Absolute Maximum Ratings
    Operating Ambient Temperature -40-50℃
    Shell Ambient Temperature -40-80℃
    Storage Temperature -55-100℃
    Operating Humidity 5-95% (Non-condensing)
    Atmospheric Pressure 62-106Kpa
    Altitude 4000m
    Cooling Way Natural cooling
    Other
    Weight ≤260g
    Package White Box
    MTBF ≥200000H
    Switching Frequency 250±10kHz

    PDF computing8V-36V to 12V, 10A DC-DC Boost-Buck Converter User Manual

    Application
    Industrial equipment

    Industrial Equipment

    Automotive equipment

    Automotive Equipment

    Vehicle LED advertising

    Vehicle LED Advertising

    Communication equipment

    Communication Equipment

    FAQ

    Q1: What is a DC-DC Boost-Buck converter and how is it different from a normal boost/buck module?

    A DC-DC boost-buck converter is a power supply module that automatically boosts or bucks a specified voltage (e.g. 12V) to stabilize the output voltage when the input voltage is higher, lower or equal to the output voltage. Unlike ordinary modules that can only boost (Boost) or can only buck (Buck), Boost-Buck is suitable for occasions where the power supply fluctuates over a wide range, such as vehicle power supply, solar energy system, industrial equipment, etc. It can maintain stable power supply to avoid unstable or damaged loads.

    Q2: Can this boost-buck converter be used for automotive or solar power systems?

    Yes, it can. This 8V-36V input, 12V output boost-buck converter is ideal for automotive power supply (e.g. battery fluctuates between 11V-14.4V) and solar energy applications (unstable input voltage due to light intensity variations), providing stable 12V for LED lights, routers, cameras, control panels, etc. It is the ideal solution for powering automotive, outdoor, or mobile devices.

    1 review(s)
    5.0 1
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    Oliver | 5/5/2026 7:50 AM
    Excellent 8V-36V to 12V DC-DC Boost-Buck Converter
    I'm highly satisfied with this DC-DC Boost-Buck Converter. Its 8V-36V to 12V wide input range and automatic voltage regulation perfectly solved my car's power stability issues. With high efficiency and reliable 12V output, plus the built-in 20A fuse, it's a safe, top-tier choice for DIY and industrial use.
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