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LM2596 DC DC Step Down Converter Voltage Regulator LED Display Voltmeter 4.0~40 To 1.3-37V Buck Adapter Adjustable Power Supply

Name: LM2596 DC DC Step Down Converter Voltage Regulator LED Display Voltmeter 4.0~40 To 1.3-37V Buck Adapter Adjustable Power Supply
SKU: 69db44ed697c7601022d46bf
Price: 22.59 EUR
Availability: InStock
Rating: 5 (30 reviews)

Current price

Price €22.59

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Description

Comprehensive Overview of LM2596 DC-DC Step-Down Voltage Regulator Module with Digital Display The image showcases a LM2596-based DC-DC step-down voltage regulator module, a highly versatile, cost-effective, and widely used power conversion solution for electronics hobbyists, embedded developers, and DIY enthusiasts. This module is designed to efficiently step down a higher DC input voltage to a stable, adjustable lower DC output voltage, making it an indispensable component for a vast range of electronic projects. Core Hardware & Chip Specifications At the heart of this regulator module is the LM2596 integrated circuit (IC), a industry-standard monolithic step-down voltage regulator from Texas Instruments. Renowned for its reliability and efficiency, the LM2596 supports a wide input voltage range of DC 4.0V to 40V, and can deliver a continuously adjustable output voltage from DC 1.25V to 37V, with a maximum continuous output current of 3A. The chip integrates a 150kHz fixed-frequency oscillator, a reference voltage source, and complete protection circuits including thermal shutdown and current limiting, ensuring safe and stable operation even under heavy load or fault conditions. To enhance usability, the module is equipped with a high-precision 3-digit digital LED voltmeter, which displays real-time output voltage in 0.01V increments, allowing users to monitor and adjust the output voltage with extreme accuracy. A multi-turn blue potentiometer is provided for fine-tuning the output voltage, while a push-button switch offers convenient control for power or parameter adjustment. Circuit Design & Interface Features The module features a mature, optimized circuit layout with high-quality components to ensure long-term reliability: Power Filtering: Large-capacity electrolytic capacitors (including a 100V/100µF input filter capacitor and a 35V/220µF output filter capacitor) effectively suppress power ripple and noise, delivering a clean, stable output voltage. Inductor & Diode: A high-efficiency power inductor and a Schottky freewheeling diode work in tandem with the LM2596 to minimize power loss and maximize conversion efficiency, which can reach up to 92% under optimal conditions. Terminal Interfaces: Blue screw terminals are used for input (IN+/IN-) and output (OUT+/OUT-) connections, enabling secure, solder-free wiring for easy installation and project integration. Mounting Holes: Pre-drilled mounting holes on the PCB allow for secure fixation in enclosures or project boxes, making it suitable for both prototyping and permanent installations. Key Advantages & Application Scenarios This LM2596 step-down regulator module offers several key advantages that make it a top choice for power conversion projects: High Efficiency & Low Heat: The LM2596’s switching regulator design delivers far higher efficiency than linear regulators, significantly reducing power waste and heat generation, making it ideal for battery-powered devices. Wide Compatibility: The broad input voltage range (4V-40V) makes it compatible with a wide variety of power sources, including 12V/24V car batteries, 9V/12V/24V wall adapters, and lithium battery packs. Precise Voltage Control: The integrated digital voltmeter eliminates the need for external multimeters during voltage adjustment, ensuring precise output voltage for sensitive electronic components like microcontrollers, sensors, and LED strips. Versatile Applications: The module is widely used in countless projects, including: Powering Arduino, Raspberry Pi, and other microcontroller development boards Regulating voltage for LED lighting systems and strip lights Building battery-powered portable devices and DIY electronics Converting car battery voltage for automotive electronics Powering embedded sensors, IoT devices, and industrial control systems Conclusion In summary, the LM2596 DC-DC step-down voltage regulator module with digital display is a reliable, high-performance, and user-friendly power solution for electronic projects. Its combination of wide input/output range, high efficiency, built-in protection, and real-time voltage monitoring makes it an essential component for anyone working with electronics. Whether you are a beginner building your first DIY project, a hobbyist prototyping a new device, or an engineer developing an embedded system, this module provides the perfect balance of performance, reliability, and affordability, making it a timeless staple in the world of electronics.

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Frequently asked questions

What payment methods are available on Joom?
Joom supports a wide range of local and international payment methods for European shoppers, including debit and credit cards (Visa, Mastercard, Maestro), PayPal, Apple Pay, and Google Pay, plus country-specific options such as Klarna, BLIK, Multibanco, MB WAY, SEPA, and Giropay. Available options are shown at checkout and vary by country.
Can I pay for an expensive purchase in installments or later?
Yes, buy-now-pay-later services such as Klarna and Scalapay are available for some higher-value purchases, depending on your country, order amount, and the provider's terms.
Can I track my order?
Yes. You can follow its delivery status in the Joom app or on the website, updated as the package moves.
What happens if my order doesn't arrive?
Every order is covered by Joom Delivery Guarantee. If your order doesn't arrive by the guarantee date shown in your order details, contact Joom support and we'll issue a full refund.
Is it safe to pay on Joom?
Yes. Joom uses a secure payment system, and the seller isn't paid until you've received your order, which adds an extra layer of purchase protection.
What if my order doesn't arrive or the product isn't as expected?
If your order wasn't delivered, arrived damaged, or doesn't match its description, contact Joom support — a full refund can be issued in these cases.
How do I request a refund?
Requesting a refund is quick and straightforward. Just head to your order in the Joom app or website, open the Support Chat, and let us know what happened. Our team will take it from there and get back to you with a resolution as quickly as possible.

Reviews 30

Customer

October 18

I bought LM2596 DC DC Step Down Converter Voltage Regulator LED Display Voltmeter 4.0~40 To 1.3-37V Buck Adapter Adjustable Power Supply and paid with Klarna, which made the purchase feel really convenient and safe. The item arrived in around two weeks and was exactly as shown.

Customer

May 15

I bought LM2596 DC DC Step Down Converter Voltage Regulator LED Display Voltmeter 4.0~40 To 1.3-37V Buck Adapter Adjustable Power Supply and paid using Klarna, which was very convenient. The item arrived in about two weeks and matched the photos perfectly.

Customer

September 2

I ordered LM2596 DC DC Step Down Converter Voltage Regulator LED Display Voltmeter 4.0~40 To 1.3-37V Buck Adapter Adjustable Power Supply and the delivery experience was great. I could see where my package was in the app, which made the whole process feel much safer.

Customer

October 15

I ordered LM2596 DC DC Step Down Converter Voltage Regulator LED Display Voltmeter 4.0~40 To 1.3-37V Buck Adapter Adjustable Power Supply and I'm very satisfied. The product matches the pictures, the quality is good, and it arrived in less than three weeks.

Customer

July 16

I ordered LM2596 DC DC Step Down Converter Voltage Regulator LED Display Voltmeter 4.0~40 To 1.3-37V Buck Adapter Adjustable Power Supply and was able to track the package throughout the delivery. It arrived after around three weeks and the product matched the photos very well.

Customer

June 24

I ordered LM2596 DC DC Step Down Converter Voltage Regulator LED Display Voltmeter 4.0~40 To 1.3-37V Buck Adapter Adjustable Power Supply and it arrived in around 2–3 weeks. The product looks exactly like the photos and feels well made.

Customer

September 24

I got LM2596 DC DC Step Down Converter Voltage Regulator LED Display Voltmeter 4.0~40 To 1.3-37V Buck Adapter Adjustable Power Supply and I'm happy with the purchase. It arrived within 2–3 weeks and looked exactly like the product images.

Customer

October 3

I got LM2596 DC DC Step Down Converter Voltage Regulator LED Display Voltmeter 4.0~40 To 1.3-37V Buck Adapter Adjustable Power Supply and I liked how transparent the delivery process was. I could track my order in the app and the item arrived exactly as expected.

Customer

September 13

I got LM2596 DC DC Step Down Converter Voltage Regulator LED Display Voltmeter 4.0~40 To 1.3-37V Buck Adapter Adjustable Power Supply and it was exactly what I was hoping for. Delivery took about two weeks and I could follow every update in the app.

Customer

October 14

I got LM2596 DC DC Step Down Converter Voltage Regulator LED Display Voltmeter 4.0~40 To 1.3-37V Buck Adapter Adjustable Power Supply and paid with Klarna, which gave me a nice feeling of security. The delivery was fast and the item arrived in great condition.

Customer

May 24

I got LM2596 DC DC Step Down Converter Voltage Regulator LED Display Voltmeter 4.0~40 To 1.3-37V Buck Adapter Adjustable Power Supply and everything was exactly as described. It arrived safely after around three weeks and the quality is better than I expected.

Customer

April 25

I bought LM2596 DC DC Step Down Converter Voltage Regulator LED Display Voltmeter 4.0~40 To 1.3-37V Buck Adapter Adjustable Power Supply and unfortunately decided I wanted a refund. Asking for it was really simple, and the money was returned about two hours after approval.

Customer

September 27

I ordered LM2596 DC DC Step Down Converter Voltage Regulator LED Display Voltmeter 4.0~40 To 1.3-37V Buck Adapter Adjustable Power Supply and I'm satisfied with my purchase. The product is good quality and looks exactly like the pictures, while the delivery took only around 2–3 weeks.

Customer

September 21

I ordered LM2596 DC DC Step Down Converter Voltage Regulator LED Display Voltmeter 4.0~40 To 1.3-37V Buck Adapter Adjustable Power Supply and everything went as expected. I liked being able to follow the delivery status directly in the app, and the package arrived in about three weeks.

Customer

October 5

I bought LM2596 DC DC Step Down Converter Voltage Regulator LED Display Voltmeter 4.0~40 To 1.3-37V Buck Adapter Adjustable Power Supply and had a great experience overall. I paid with Klarna and felt comfortable knowing I had an easy payment option.

Customer

October 10

I got LM2596 DC DC Step Down Converter Voltage Regulator LED Display Voltmeter 4.0~40 To 1.3-37V Buck Adapter Adjustable Power Supply, but unfortunately it wasn't what I needed, so I requested a refund. The process was very easy and I received the money about two hours after the refund was approved.

Customer

May 21

I bought LM2596 DC DC Step Down Converter Voltage Regulator LED Display Voltmeter 4.0~40 To 1.3-37V Buck Adapter Adjustable Power Supply and was happy with the whole experience. The delivery was easy to track in the app, and the item arrived in about two weeks.

Customer

September 13

I got LM2596 DC DC Step Down Converter Voltage Regulator LED Display Voltmeter 4.0~40 To 1.3-37V Buck Adapter Adjustable Power Supply and I'm happy with both the item and the service. Everything was easy to understand, and the delivery was faster than I expected.

Customer

May 14

I bought LM2596 DC DC Step Down Converter Voltage Regulator LED Display Voltmeter 4.0~40 To 1.3-37V Buck Adapter Adjustable Power Supply and had a really smooth experience. I used Klarna for payment, tracked the order in the app, and received the item in about two weeks.

Customer

May 14

I got LM2596 DC DC Step Down Converter Voltage Regulator LED Display Voltmeter 4.0~40 To 1.3-37V Buck Adapter Adjustable Power Supply and the whole experience felt reliable and straightforward. I could track my delivery in the app, and the item arrived on time and exactly as described.

Customer

April 24

I bought LM2596 DC DC Step Down Converter Voltage Regulator LED Display Voltmeter 4.0~40 To 1.3-37V Buck Adapter Adjustable Power Supply and I'm really happy with the quality. It arrived in about two weeks and looked exactly like the pictures.

Customer

October 1

I ordered LM2596 DC DC Step Down Converter Voltage Regulator LED Display Voltmeter 4.0~40 To 1.3-37V Buck Adapter Adjustable Power Supply and the whole experience was smooth. Delivery took around 2–3 weeks, and I could easily track the package in the app.

Customer

May 19

I got LM2596 DC DC Step Down Converter Voltage Regulator LED Display Voltmeter 4.0~40 To 1.3-37V Buck Adapter Adjustable Power Supply and was pleasantly surprised by the quality. It matched the photos perfectly and arrived faster than I expected.

Customer

July 25

I got LM2596 DC DC Step Down Converter Voltage Regulator LED Display Voltmeter 4.0~40 To 1.3-37V Buck Adapter Adjustable Power Supply and I'm very satisfied with the purchase. The quality is good, the item looks like the pictures, and delivery was surprisingly quick.

Customer

October 8

I ordered LM2596 DC DC Step Down Converter Voltage Regulator LED Display Voltmeter 4.0~40 To 1.3-37V Buck Adapter Adjustable Power Supply and I'm really pleased with it. Good quality, accurate pictures, and fast delivery for an international order.

Customer

May 2

I ordered LM2596 DC DC Step Down Converter Voltage Regulator LED Display Voltmeter 4.0~40 To 1.3-37V Buck Adapter Adjustable Power Supply and had a very positive experience. The package arrived in around two weeks, and the product quality was really good.

Customer

May 25

I bought LM2596 DC DC Step Down Converter Voltage Regulator LED Display Voltmeter 4.0~40 To 1.3-37V Buck Adapter Adjustable Power Supply and everything felt secure from the payment to the delivery. I used Klarna and was happy with how easy the whole purchase was.

Customer

September 5

I bought LM2596 DC DC Step Down Converter Voltage Regulator LED Display Voltmeter 4.0~40 To 1.3-37V Buck Adapter Adjustable Power Supply and the refund process was much easier than I expected. I submitted the request easily and received the refund around two hours after it was approved.

Customer

July 30

I ordered LM2596 DC DC Step Down Converter Voltage Regulator LED Display Voltmeter 4.0~40 To 1.3-37V Buck Adapter Adjustable Power Supply and I'm really happy with the experience. The item arrived in 2–3 weeks and there was no difference between the pictures and the actual product.

Customer

May 29

I bought LM2596 DC DC Step Down Converter Voltage Regulator LED Display Voltmeter 4.0~40 To 1.3-37V Buck Adapter Adjustable Power Supply and the quality is excellent for the price. It arrived in about two weeks and looks just like it did online.