# Step-down module, USB, 6-24V to 5V, 3A

- Page: https://sigmanortec.ro/en/step-down-module-usb-6-24v-to-5v-3a
- Price: 5.01 RON
- Availability: Out of stock
- Reference: 9799 · EAN: 5943583029615
- Category: Electronic components > Step Down Modules
- Specifications: tension: AD; Supply Voltage: 6; Maximum Input Voltage: 24; Minimum Output Voltage: 5; Maximum Output Voltage: 5; Source Type: descend; Current Adjustment: Not; Voltage Adjustment: Not; Adjustment Type: Fixed; Maximum Output Current: 3; Input Voltage Type: “DC” in Romanian can mean **“de ce”**, which translates to **“why”** in English.; Output Voltage Type: “DC” in Romanian can mean **“de ce”**, which translates to **“why”** in English.
- Package (shipping data): 0.005 kg
- Updated: 2026-09-14
- Shop: [Sigmanortec.ro](https://sigmanortec.ro/en/llms.txt)
- Prices: RON, VAT included; prices and stock as of 2026-10-22 02:22 (Europe/Bucharest)

## Description

Synchronous buck converter with USB-A female output, steps down 6-24VDC to stable 5V for powering and charging mobile devices. Provides up to 2.1A constant and 3A peak, has high efficiency up to 97.5% and low ripple for clean voltage. Quickly connects on + and - pads, ideal for DIY powerbank, car, batteries or solar panels.
Synchronous voltage lowering module (buck converter), with USB-A Female plug, capable of lowering voltages in the 6-24VDC range to a fixed voltage of 5V with an output current of 3A.
The module is ideal for making a DIY Powerbank used to charge mobile devices.
The current of 3A can be reached for a short period of time, this module normally offers a constant output current of up to 2.1A.
Specifications:
Supply voltage: 6 - 24VDC
Output voltage: 5VDC
Maximum output current: 3A
Rated output current: 2.1A
Frequency: 500KHz
Conversion efficiency: 97.5%
Output Ripple (Fluctuations): 10mV approx
Output protection: Overvoltage
Quiescent current: 0.85mA
Dynamic response: 5% 200uS
Dimensions mm: 26 x 15 x 7mm
Use:
The product is easy to use, presenting two pads for connecting the power supply (Positive and Negative). The power supply will be made with any voltage between 6 and 24 VDC (it can be Lithium or Lead batteries used in cars, or even solar panels).