---
product_id: 383532150
title: "Comimark 1Pcs MCP73871 USB DC Solar Lipoly Lithium Lon Polymer Charger 3.7/4.2V Battery Module"
brand: "comimark"
price: "C$32"
currency: NIO
in_stock: false
url: https://www.desertcart.ni/products/383532150-comimark-1pcs-mcp73871-usb-dc-solar-lipoly-lithium-lon-polymer
store_origin: NI
region: Nicaragua
---

# Integrated load sharing 3.7/4.2V compatibility USB & AC-DC power sources Comimark 1Pcs MCP73871 USB DC Solar Lipoly Lithium Lon Polymer Charger 3.7/4.2V Battery Module

**Brand:** comimark
**Price:** C$32
**Availability:** ❌ Out of Stock

## Summary

> 🔌 Power Up Your Life with Smart Charging Solutions!

## Quick Answers

- **What is this?** Comimark 1Pcs MCP73871 USB DC Solar Lipoly Lithium Lon Polymer Charger 3.7/4.2V Battery Module by comimark
- **How much does it cost?** C$32 with free shipping
- **Is it available?** Currently out of stock
- **Where can I buy it?** [www.desertcart.ni](https://www.desertcart.ni/products/383532150-comimark-1pcs-mcp73871-usb-dc-solar-lipoly-lithium-lon-polymer)

## Best For

- comimark enthusiasts

## Why This Product

- Trusted comimark brand quality
- Free international shipping included
- Worldwide delivery with tracking
- 15-day hassle-free returns

## Key Features

- • **Compact & Efficient:** Space-saving design that maximizes efficiency without compromising performance.
- • **User-Centric Design:** Designed for Li-Ion and Li-Polymer batteries, ensuring compatibility.
- • **24/7 Customer Support:** We're here for you anytime, ensuring satisfaction with every purchase.
- • **Seamless Power Management:** Effortlessly manage power with integrated load sharing.
- • **Versatile Charging Options:** Charge via USB or AC-DC wall adapter for ultimate convenience.

## Overview

The Comimark MCP73871 is a cutting-edge charger module designed for Li-Ion and Li-Polymer batteries, offering integrated load sharing and versatile charging options through USB and AC-DC sources. With a focus on user satisfaction and 24/7 support, this compact solution is perfect for modern energy needs.

## Description

FeaturesIntegrated System Load Sharing and BatteryCharge Management- Simultaneously Power the System andCharge the Li-Ion Battery- Voltage Proportional Current Control (VPCC)ensures system load has priority over Li-Ionbattery charge current- Low-Loss Power-Path Management withIdeal Diode OperationComplete Linear Charge Management Controller- Integrated Pass Transistors- Integrated Current Sense- Integrated Reverse Discharge Protection- Selectable Input Power Sources: USB Port orAC-DC Wall Adapter Preset High Accuracy Charge Voltage Options:- 4.10V, 4.20V, 4.35V or 4.40V- ¡À0.5% Regulation ToleranceConstant Current / Constant Voltage (CC/CV)Operation with Thermal Regulation Maximum 1.8A Total Input Current Control Resistor Programmable Fast Charge CurrentControl: 50 mA to 1A Resistor Programmable Termination Set Point Selectable USB Input Current Control- Absolute Maximum: 100 mA (L) / 500 mA (H) Automatic Recharge Automatic End-of-Charge ControlSafety Timer With Timer Enable/Disable Control0.1C Preconditioning for Deeply Depleted CellsBattery Cell Temperature MonitorUndervoltage Lockout (UVLO)Low Battery Status Indicator (LBO)Power-Good Status Indicator (PG)Charge Status and Fault Condition IndicatorsNumerous Selectable Options Available for aVariety of Applications:- Refer to Section 1.0 ElectricalCharacteristics ± for Selectable Options- Refer to the Product IdentificationSystem ± for Standard OptionsTemperature Range: -40 C to +85 CPackaging: 20-Lead QFN (4 mm x 4 mm)ApplicationsGPSs / NavigatorsPDAs and Smart PhonesPort

## Features

- Integrated System Load Sharing and Battery
- Simultaneously Power the System and Charge the Li-Ion Battery
- The MCP73871 device is a fully integrated linear solution for system load sharing and Li-Ion / Li-Polymer battery charge management with ac-dc wall adapter and USB port power sources selection
- Package Included: 1 x MCP73871 USB DC Solar Lipoly Lithium Lon Polymer Charger 3.7/4.2V Battery Module
- If You Are Not Satisfied with Your Purchase for Any Reason, Please Feel Free To Contact Us at the Buyer Center or Support Email, 24/7 Quick Reply.

## Technical Specifications

| Specification | Value |
|---------------|-------|
| Brand | Comimark |
| Item model number | LY340 |
| Item Weight | 0.634 ounces |
| Package Dimensions | 4.8 x 3 x 0.3 inches |
| Manufacturer | Comimark |
| ASIN | B07V4PHKNX |
| Date First Available | July 11, 2019 |

## Product Details

- **Brand:** Comimark
- **Colour:** black
- **Item weight:** 0.02 Kilograms
- **Output voltage:** 4.2 Volts
- **Input voltage:** 240 Volts

## Images

![Comimark 1Pcs MCP73871 USB DC Solar Lipoly Lithium Lon Polymer Charger 3.7/4.2V Battery Module - Image 1](https://m.media-amazon.com/images/I/61CJLJHPT6L.jpg)
![Comimark 1Pcs MCP73871 USB DC Solar Lipoly Lithium Lon Polymer Charger 3.7/4.2V Battery Module - Image 2](https://m.media-amazon.com/images/I/71boWI6cPXL.jpg)
![Comimark 1Pcs MCP73871 USB DC Solar Lipoly Lithium Lon Polymer Charger 3.7/4.2V Battery Module - Image 3](https://m.media-amazon.com/images/I/61BPqHy1CeL.jpg)
![Comimark 1Pcs MCP73871 USB DC Solar Lipoly Lithium Lon Polymer Charger 3.7/4.2V Battery Module - Image 4](https://m.media-amazon.com/images/I/61RTDuqDw0L.jpg)
![Comimark 1Pcs MCP73871 USB DC Solar Lipoly Lithium Lon Polymer Charger 3.7/4.2V Battery Module - Image 5](https://m.media-amazon.com/images/I/71cT3m1+RoL.jpg)

## Questions & Answers

**Q: What is the pinout of the header?**
A: I used the pinout shown on this link:https://www.amazon.com/dp/B07V4PHKNX?ref_=pe_527950_33920250_dpLink

## Frequently Bought Together

- Comimark 1Pcs MCP73871 USB DC Solar Lipoly Lithium Lon Polymer Charger 3.7/4.2V Battery Module
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**Shop now:** [https://www.desertcart.ni/products/383532150-comimark-1pcs-mcp73871-usb-dc-solar-lipoly-lithium-lon-polymer](https://www.desertcart.ni/products/383532150-comimark-1pcs-mcp73871-usb-dc-solar-lipoly-lithium-lon-polymer)

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*Product available on Desertcart Nicaragua*
*Store origin: NI*
*Last updated: 2026-01-27*