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Description
XL6009 DC-DC Booster Module Product Overview
The XL6009 boost module is a high-performance non-isolated step-up (BOOST) converter based on the XL6009E1 chip, featuring second-generation high-frequency switching technology with 4A switching current, significantly outperforming the first-generation LM2577 solution. The module supports an input voltage range of 3V-32V and an adjustable output of 5V-35V, with conversion efficiency up to 94%. The 400kHz high switching frequency enables smaller filter capacitors and lower output ripple. It is widely used in automotive voltage regulation, solar photovoltaic systems, LED drivers, and portable device power supplies.
XL6009 DC-DC Booster Module Core Features
Wide Input Voltage Range： Supports DC 3V to 32V input, optimal operating range 5-32V. Suitable for 12V/24V automotive systems, solar panels, lithium batteries, and more.
Wide Output Voltage Range： Output continuously adjustable from 5V to 35V via onboard potentiometer. Meets various voltage requirements including 5V, 9V, 12V, 24V.
4A High Current Output： Built-in 4A high-efficiency MOSFET switch, output power up to 30W. No-load current approx. 18mA (5V input, 8V output).
High Conversion Efficiency： Efficiency up to 94% (lower with larger voltage differential). Outperforms LM2577 (3A current only).
400kHz High Switching Frequency： Enables smaller filter capacitors with lower ripple and smaller size. Output ripple approx. 50mV.
Multiple Protections： Integrated overcurrent and thermal protection. Load and line regulation优于 ±0.5%.
Wide Temperature Range： Operating temperature -40℃ to +85℃.
XL6009 DC-DC Booster Module Applications
Automotive Voltage Regulation： Vehicle voltage can drop below 7V during startup or exceed 15V at high RPM. XL6009 stabilises unstable automotive voltage to device requirements.
Solar/Wind Power Systems： Boosts unstable voltage from solar panels or wind turbines to a stable output voltage.
LED Driver： Provides constant voltage drive for high-power LEDs.
Portable Device Power： Boosts single-cell lithium battery (3.7V) to 5V for phone charging or to 12V for portable devices.
DIY Adjustable Power Supply： Build a benchtop DC power supply for various electronic devices.
XL6009 DC-DC Booster Module Key Advantages
Significantly Outperforms LM2577： XL6009 features second-generation high-frequency switching technology: 4A switching current vs LM2577's 3A, 400kHz vs 50kHz – higher efficiency, smaller size, lower cost.
400kHz High Frequency, Lower Ripple： High switching frequency allows smaller filter capacitors, lower output ripple (~50mV), and smaller module size.
Wide Input/Output Range, Versatile： 3-32V input, 5-35V adjustable output – covers single-cell Li-ion boosting to 12V/24V automotive regulation.
High Current, Strong Expandability： 4A switching current, up to 30W output power – drives most medium-to-high power loads.
High Efficiency, Low Heat, Reliable： Up to 94% conversion efficiency reduces energy loss and heat; built-in overcurrent/thermal protection ensures safety.
Mounting Holes for Easy Installation： Module features mounting holes for secure installation in enclosures or equipment.
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FAQ:
Why is the XL6009 called a Super LM2577? How does it outperform the LM2577?
The XL6009 is marketed as a Super LM2577 because it upgrades every key parameter of the classic LM2577: a 4A switching current (vs 3A), a 400 kHz switching frequency (vs 52 kHz), and a wider input voltage range. The much higher frequency allows smaller inductors and capacitors, resulting in more compact modules with better transient response. It is not pin‑compatible, but it can replace the LM2577 in most circuits with minimal changes.
What is the XL6009 boost converter module and what are its main specifications?
It is a DC‑DC step‑up module based on the XL6009 chip. It accepts an input voltage of 3.6–32V and delivers an adjustable output from approximately 5V to 35V (limited by the onboard capacitors). The chip features a 4A peak switching current, a fixed 400 kHz operating frequency, and a multi‑turn potentiometer for precise voltage adjustment.
The module is rated at 4A – how much continuous output current can I realistically get?
The 4A refers to the internal switching current peak, not the continuous output. The real usable output current depends on the input/output voltage ratio. For example, with a 12V input and 24V output, you can draw around 2A continuously. With a 5V input and 24V output, the current drops to about 0.8–1A. The higher the boost ratio, the lower the available output current.
How do I adjust the output voltage on the XL6009 module?
Use the on‑board brass potentiometer. Connect a multimeter to the output terminals, apply power, and turn the screw clockwise to increase the voltage, counter‑clockwise to decrease. Always set the voltage before connecting your load to prevent over‑voltage damage.
What is the typical efficiency of the XL6009, and how can I improve it?
Efficiency ranges from 85% to 94%, peaking when the input‑to‑output voltage difference is small and the load is between 1A and 2A. To maximise efficiency, use short and thick input/output wires, keep the input voltage as close as possible to the output voltage, and attach a small heatsink to the XL6009 chip to reduce thermal losses.
Does the XL6009 module have built‑in protection?
The XL6009 chip includes thermal shutdown and over‑current protection. However, most low‑cost modules do not add reverse‑polarity or short‑circuit protection on the board. It is recommended to add a fuse or a Schottky diode at the input for safety in field applications.
Why does the module get hot, and how can I manage the heat?
Heat is normal when the output exceeds 1.5A or the boost ratio is high. The XL6009 chip and the inductor can reach 70–80°C. You can stick a small adhesive heatsink on the chip, ensure adequate ventilation, and reduce the load if the temperature exceeds 85°C.
What capacitors should I add to reduce output ripple?
Although the module has ceramic input/output capacitors, adding a 100–470 µF low‑ESR electrolytic capacitor (rated at least 1.5× the output voltage) directly across the output terminals will significantly reduce ripple. For very sensitive circuits, an additional LC filter (10–47 µH inductor followed by a 100 µF capacitor) provides very clean power.
Can the XL6009 be used as a constant‑current LED driver or a battery charger?
The standard XL6009 module is voltage‑regulated only and does not have a constant‑current (CC) mode. It can drive LEDs if you add an external current‑limiting resistor, but it is not suitable for direct battery charging without a proper CC/CV charge controller. For LED applications, consider the XL6019 (which supports CC) or a dedicated LED boost driver.
What are the most common applications of the XL6009 booster module?
It is widely used for generating 12V or 24V rails from USB, Li‑ion batteries, or low‑voltage supplies. Typical projects include portable audio amplifiers, small motor drives, solar panel voltage boosters, automotive adapters, Arduino/Raspberry Pi power supplies, and industrial test equipment.