MAXIMMINIQUSB datasheet(3/13 Pages) MAXIM

Il numero della parte	MAXIMMINIQUSB

Spiegazioni elettronici	Demonstrates 12VCHGIN, 3A Charge

PDF	13 Pages

Scroll/Zoom	100%

Produttore elettronici	MAXIM [Maxim Integrated Products]

Homepage	https://www.maximintegrated.com/en.html

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Evaluates: MAX77818

MAX77818 EV System

Detailed Description of Hardware

Battery Charger Test Setup

1) When using the DC power supply, adjust its voltage

and current limit to 5.0V with 3.0A current limited.

2) Connect a single cell Li-Ion battery between BATT+

and BATT-.

3) Connect the 5.0V/3A current limited DC power sup-

ply between VBUS and GND.

4) Monitor the DC power supply current meter if the

current reading is the same as the fast charge cur-

rent that is set.

5) Open software screen and program the charger set-

tings adequate to your system.

6) Use data log equipment to log charge current and

VBATT profile while charging a fully discharged

single cell Li+ battery.

Figure 2. MAX77818 EV Kit Fuel Gauge GUI Screen

Table 1. Jumper Settings

JUMPER

NO.

DEFAULT

POSITION

FUNCTION

PCB

SILKSCREEN

JU8

Open

between

JU2: 1-2

VIO from

external or

VSYS

VIO

MAXIMMINIQUSB Scheda tecnica(PDF) 3 Page - Maxim Integrated Products