This is the 35V variant of the LM2577 3A DC-DC Step UP LED Voltmeter 3-34 to 4-35V Adjustable Boost Converter Module in Boost Converter. Available at ₹282.02 (₹239.00 + GST) with free shipping across India.
Looking for Lm2577 Module? LM2577 3A DC-DC Step UP LED Voltmeter 3-34 to 4-35V Adjustable Boost Converter Module is available at Zbotic with fast shipping across India.
LM2577 3A DC-DC Step UP LED Voltmeter 3-34 to 4-35V Adjustable Boost Converter Module
The LM2577 3A DC-DC Step-Up LED Voltmeter, adjustable from 3-34V to 4-35V, is a boost converter module that operates using a fixed 150 KHz frequency PWM to reduce the input voltage. These regulators are user-friendly and need only a minimal number of external components, which makes them an economical choice.
Specifications
Input Voltage (V)
3 to 34
Output Voltage(V)
4 ~ 35
Max. Output Current (A)
3
Voltmeter Range(V)
0 to 40
Switching Frequency(KHz)
52
Operating Temperature (°C)
-40 to 90
Length (mm)
60
Width (mm)
35
Height (mm)
13.5
Weight (gm)
24
Features
Multiple output regulator.
One button to switch input and output voltage display.
Power-down memory function.
Press the button for 3 seconds can turn OFF/ON the LED display.
With wiring terminal.
When adjusting the blue potentiometer, please use a multimeter to monitor the voltage
Rotating Clockwise can raise the voltage while rotating counter clockwise could lower the voltage
When the module output voltage cannot be adjusted ( the output voltage is always equal to the input voltage ) Please adjust the potentiometer counter clockwise 20 laps (20 turns) or more till it works.
LM2577 3A DC-DC Step UP LED Voltmeter 3-34 to 4-35V Overview
The LM2577 3A DC-DC Step UP LED Voltmeter module is a boost converter designed to step up input voltages between 3V and 34V to an adjustable output of 4V to 35V. It integrates a digital LED voltmeter for real-time monitoring and supports up to 3A load current, making it ideal for custom power supply applications.
Key Features of LM2577 3A DC-DC Step UP LED Voltmeter 3-34 to 4-35V
Wide input range: 3 – 34 V DC, configurable to suit various battery or adapter sources
Adjustable output voltage: 4 – 35 V DC with fine-tuning via onboard potentiometer
3 A maximum continuous output current for driving LEDs, motors, or other loads
Built-in LED voltmeter displays 0 – 40 V with ±0.1 V accuracy
One-button toggle to switch between input and output voltage readouts
Power-down memory and 3-second button press to turn the LED display ON/OFF
Genuine product with fast shipping across India from Zbotic
Applications and Use Cases
Boosting low-voltage battery packs to power 12 V and 24 V automotive or LED lighting systems
DIY bench power supplies for electronics testing and prototyping
Portable charging boosters for devices requiring higher voltage inputs
Voltage regulation in solar-powered gadgets or remote sensor modules
Adjustable supply for hobbyist robotics, RC models, and motor drivers
How to Use LM2577 3A DC-DC Step UP LED Voltmeter 3-34 to 4-35V
Connect your DC source (3 – 34 V) to the module’s input terminals, then attach your load to the output. Use the onboard potentiometer to adjust the output voltage within the 4 – 35 V range while observing the LED display. Press the button briefly to toggle between input and output voltage readings; hold for 3 seconds to turn the display off or on as needed.
Why Buy from Zbotic?
Genuine Products: All items sourced from authorized distributors
Fast Shipping: Orders ship within 24 hours with tracking (non backordered products)
Free Shipping: Free delivery on qualifying orders
COD Available: Cash on Delivery, UPI, cards, net banking
Technical Support: Expert help for setup and troubleshooting
Easy Returns: Hassle-free replacement for defective products
Frequently Asked Questions
Can the module deliver a full 3A continuously?
Yes, the LM2577 boost converter can supply up to 3A continuous output current, provided adequate heat dissipation and proper input voltage range are maintained.
How do I view input voltage instead of output on the LED display?
Press the onboard push-button once to toggle the display between input voltage and output voltage readings.
What steps switch the LED display off to save power?
Press and hold the display button for 3 seconds. The LED voltmeter will power down and remember its state until you repeat the process to turn it back on.
The LM2577 3A DC-DC Step UP LED Voltmeter 3-34 to 4-35V Adjustable Boost Converter Module is a versatile boost converter used across a wide range of applications including voltage step-up for electronics, battery-powered LED drivers, USB power banks, and low-voltage to high-voltage conversion.
Common use cases:
Boosting 3.7V LiPo to 5V for USB output
Driving 12V LED strips from a 5V source
Building a portable power bank
This product is ideal for power electronics designers and DIY enthusiasts.
Technical Tip: Boost converters increase voltage at the cost of reduced current capacity. Total power (W) remains roughly constant minus efficiency losses.
Shipping & Delivery
Free shipping on orders above ₹999 across India
Dispatched within 1-3 business days
Expected delivery: 3-7 business days depending on location
Secure packaging to ensure safe transit of electronic components
Weight
0.03 kg
15 Days Warranty
Please note that this item is only covered by a standard supplier warranty against manufacturing defects for a period of 15days from the time of delivery. It is important to understand that only manufacturing defects are covered under this warranty, and any other issues will not be considered for reimbursement or replacement. We strongly advise inspecting the product upon delivery to ensure it meets your expectations. In case of any manufacturing defects, we guarantee reimbursement or replacement.
What voids warranty:
If the product is subject to misuse, tampering, static discharge, accident, water or fire damage, use of chemicals & soldered or altered in any way.
Lakshya Trivedi –
Very satisfied with this LM2577 3A DC-DC Step UP LED. Using it in my solar project, charges perfectly.
Urmi Patel (verified owner) –
Perfect LM2577 3A DC-DC Step UP LED for my portable project. Battery life is better than expected.
Rohan Desai (verified owner) –
Good LM2577 3A DC-DC Step UP LED. Output is stable. Gets slightly warm under full load but nothing concerning.
Kavya Kapoor –
This LM2577 3A DC-DC Step UP LED performs flawlessly. Voltage regulation is precise and consistent.
Saurabh Panchal (verified owner) –
Decent LM2577 3A DC-DC Step UP LED. Voltage output is accurate. Compact form factor is a plus.
Kavya Grewal (verified owner) –
Good LM2577 3A DC-DC Step UP LED. Output is stable. Gets slightly warm under full load but nothing concerning.
Neeraj Luthra (verified owner) –
Good quality LM2577 3A DC-DC Step UP LED. Ripple is low. Suitable for most electronics projects.
Ojas Shah (verified owner) –
Good quality LM2577 3A DC-DC Step UP LED. Ripple is low. Suitable for most electronics projects.
Sarika Bajaj (verified owner) –
Bought multiple units of this LM2577 3A DC-DC Step UP LED. All consistent quality. Zbotic is reliable.
Sneha Chatterjee (verified owner) –
Average LM2577 3A DC-DC Step UP LED. Works but efficiency could be better. Adequate for basic projects.
Girish Bhat (verified owner) –
Good product at reasonable price 👌👍
Nandini Bhat (verified owner) –
This LM2577 3A DC-DC Step UP LED is reliable and efficient. Running my IoT setup 24/7 with no issues.
Vansh Verma (verified owner) –
This LM2577 3A DC-DC Step UP LED performs flawlessly. Voltage regulation is precise and consistent.
Devansh Parekh (verified owner) –
Love this LM2577 3A DC-DC Step UP LED. Compact size and excellent performance. Worth the price.
Abhishek Reddy (verified owner) –
Good quality LM2577 3A DC-DC Step UP LED. Ripple is low. Suitable for most electronics projects.
Harsh Trivedi (verified owner) –
Great quality LM2577 3A DC-DC Step UP LED. Powering my entire project board with this. Very reliable.
Ankit Dhillon (verified owner) –
This LM2577 3A DC-DC Step UP LED performs flawlessly. Voltage regulation is precise and consistent.
Dev Kulkarni (verified owner) –
Good quality LM2577 3A DC-DC Step UP LED. Ripple is low. Suitable for most electronics projects.
Shivam Yadav (verified owner) –
Nice LM2577 3A DC-DC Step UP LED. Works as expected for my power needs. Good efficiency.
Hitesh Gupta (verified owner) –
Good LM2577 3A DC-DC Step UP LED. Output is stable. Gets slightly warm under full load but nothing concerning.
Zubin Rathore (verified owner) –
Decent LM2577 3A DC-DC Step UP LED. Voltage output is accurate. Compact form factor is a plus.
Pooja Choudhury –
Great LM2577 3A DC-DC Step UP LED. Voltage is rock solid under varying loads. Highly recommended.
Simran Joshi (verified owner) –
Outstanding! This LM2577 3A DC-DC Step UP LED supplies clean power to my sensitive circuits. No noise at all.
Sakshi Saini (verified owner) –
Good quality LM2577 3A DC-DC Step UP LED. Ripple is low. Suitable for most electronics projects.