LM2596 Buck Converter Module Step Down Adjustable DC-DC Voltage Regulator With or Without Display & 3VR Variants

Description

Specifications  

• LM2596 buck converter
• Model: LM2596 Series Buck Converter  
• Input Voltage: 4V – 40V DC  
• Output Voltage: 1.25V – 37V DC (adjustable)  
• Output Current: 3A max (2A recommended for continuous)  
• Efficiency: Up to 92%  
• Switching Frequency: 150kHz  
• Output Ripple: <50mV  
• Dimensions: Without Display: 43x20x15mm; With Display: 61x34x14mm; 3VR: 48x23x14mm  
• Weight: 20-30g (variant-dependent)  
• Operating Temperature: -40°C to +85°C  
• Quiescent Current: 100μA  
• Protection: Overload, overheat, short-circuit  
• Package: Single module with terminals (variants available)

Features  

• High-efficiency LM2596 IC for stable step-down conversion (up to 92% efficiency)  
• Wide input: 4-40V DC; Adjustable output: 1.25-37V DC (max 3A continuous)  
• Variants: Without display (basic adjustable), with LED display (real-time voltage readout), 3VR (triple output for multi-voltage needs)  
• Built-in protection: Over-current, over-heat, short-circuit safeguards  
• Easy adjustment via potentiometer (screwdriver needed for precision)  
• Compact & durable: Aluminum heatsink for heat dissipation  
• Screw terminals for secure wiring (input/output positive/negative)  
• Low ripple output (<50mV) for sensitive electronics  
• Compatible with Arduino, Raspberry Pi, solar panels, batteries  
• RoHS compliant; CE certified for safety
• The LM2596 Step Down Buck Converter Module is your go-to solution for efficient DC voltage regulation in any electronics project! This versatile series offers three variants to suit your needs: the basic model without display for simple adjustments, the advanced version with LED display for real-time output monitoring, and the 3VR model with triple adjustable outputs for multi-voltage setups.
• Powered by the reliable LM2596 IC, it steps down input voltages from 4-40V to a stable 1.25-37V output at up to 3A – perfect for powering Arduino boards, ESP32 modules, LED strips, motors, or charging batteries. The built-in potentiometer allows precise tuning, while the high-Q inductor and capacitors ensure minimal ripple for clean power delivery.
• Choose the without-display variant for compact, cost-effective builds; the display model shows exact voltage on a dual-digit LED for easy troubleshooting; or the 3VR for simultaneous 3.3V/5V/12V outputs in one module. All include screw terminals for hassle-free connections and an aluminum heatsink to handle heat during high loads.
• Whether you’re prototyping solar chargers, building RC drones, or stabilizing power in IoT devices, the LM2596 delivers professional performance at an affordable price. Backed by overheat and short-circuit protection, it’s safe and reliable. Order your preferred variant from Dunia BD today and power up your innovations!

What is the price of LM2596 DC-DC Step Down Buck Converter in Bangladesh?

The latest price of LM2596 DC-DC Step Down Buck Converter in Bangladesh is [product_price id=”20798″] taka for 1 Piece LM2596 Without Display and [product_price id=”20797″] taka for 1 Piece LM2596 With Display  . You can buy this productat better and cheaper price from our website and also you can visit our warehouse between work hours 10am to 8pm.

Buy LM2596 DC-DC Step Down Buck Converter in Bangladesh from online at [dunia_link].

In Bangladesh, you can get original LM2596 DC-DC Step Down Buck Converter From [dunia_link] . We have few collection of latest [selected_category] to purchase. Order [parent_category] Online at our website Or Visit our warehouse to get your product at lowest price.

FAQ 

1. What is the maximum input/output voltage for LM2596? 
   Input: 4-40V DC; Output: Adjustable 1.25-37V DC (do not exceed input by more than 3V).
2. Does the without-display model need a multimeter for adjustment? 
   Yes, use a multimeter to fine-tune the potentiometer for accurate output.
3. How accurate is the voltage display on the with-display variant?
   ±0.1V accuracy; it shows real-time output voltage for precise monitoring.
4. What is the 3VR variant used for?
   It provides three independent adjustable outputs (e.g., 3.3V, 5V, 12V) from one input – great for multi-rail projects.
5. Can it handle 3A continuously?
   Recommended max 2A for long-term use; 3A for short bursts with good ventilation.
6. Is it suitable for solar panel applications?
   Yes, ideal for MPPT-like step-down in solar charging circuits (4-40V input).
7. Does it have reverse polarity protection?
   No built-in; use a diode on input if needed to prevent damage.
8. What’s the efficiency compared to linear regulators?
   Up to 92% – much better than linear (e.g., 7805 at 40%), saving power and heat.
9. Can I use it with Arduino?
   Absolutely – step down 12V to 5V/3.3V safely without damaging the board.
10. Warranty and what’s included?
    No warranty because all are came from china and we are seller