MAX8677CETG+ by Analog Devices

1.5A Dual-Input USB/AC Adapter Charger and Smart Power Selector


The MAX8677C is an integrated 1-cell Li+ charger and Smart Power Selector™ with dual (DC and USB) power inputs. It can operate with either separate inputs for USB and AC adapter power*, or from a single input that accepts both. All power switches for charging and switching the load between battery and external power are included on-chip. No external MOSFETs are required. The MAX8677C features a Smart Power Selector to make the best use of limited USB or adapter power. The battery charge current and input current limit are independently set up to 1.5A and 2A, respectively. Input power not used by the system charges the battery. USB input current can be set to 100mA or 500mA. Automatic input selection switches the system load from battery to external power. Other features include overvoltage protection (OVP), charge status and fault outputs, power-OK monitors, charge timer, and battery thermistor monitor. Additionally, on-chip thermal limiting reduces the battery charge rate to prevent overheating. The MAX8677C is available in a 4mm x 4mm, 24-pin TQFN-EP package.

Where to Buy

Prices starting from US$2.74

Distributor Stock
Logo for RS
RS
from US$3.54
11
in stock
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Logo for element14
element14
from US$3.43
232
in stock
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Logo for Farnell
Farnell
from US$3.38
232
in stock
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Logo for Analog Devices
Analog Devices
from US$2.74
96
in stock
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Logo for Newark Electronics
Newark Electronics
from US$2.83
6
in stock
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Features

Complete Charger and Smart Power Selector
No External MOSFETs Required
Common or Separate USB and Adapter Inputs
System Operates with Discharged or No Battery
Automatic Adapter/USB/Battery Switchover
Load Peaks Over Adapter Rating Are Supported by Battery
Input Overvoltage Protection to 16V
40mΩ System-to-Battery Switch
Thermal Regulation Prevents Overheating
Active-Low PREQ, Active-Low CHG, Active-Low DOK, Active-Low UOK, and Active-Low FLT Indicators
4.35V (typ) SYS Regulation Voltage

Specifications

Charging VIN (V) (max) 6.6
Max. ICHG (A) 1.5
Cell Chemistry Li-IonLi-Polymer
# Lithium Ion Cells 1
Protected VIN (V) (max) 16
Charger (V) 4.2
Oper. Temp. (°C) -40 to +85
Package/Pins TQFN/24
BudgetaryPrice (See Notes) 2.56


MAX8677CETG+ Semiconductors - ICs by Analog Devices

CHARGER HIGH VOLT DUAL INPUT SMD

Status: Unknown
Series: -
RoHS: Unknown
Download Datasheet Visit Manufacturer Site View Pricing & Stock

Specifications

Battery Type Li-Ion
Input Voltage 6.6V
Battery Charge Voltage 4.2V
Charge Current Max 1.5A
Battery IC Case Style TQFN
No. of Pins 24Pins
No. of Series Cells 1
Operating Temperature Min -40°C
Operating Temperature Max 85°C
Product Range -
RoHS Phthalates Compliant To Be Advised
MSL MSL 1 - Unlimited
SVHC No SVHC (15-Jan-2018)
Base Number 8677
Battery Management Function Charger Source Selector
Operating Temperature Range -40°C to +85°C
Output Voltage Max 4.242V
Supply Voltage Min 4.1V
Termination Type Surface Mount Device

Alternative Descriptions

CHARGER, HIGH VOLT, DUAL INPUT, SMD | element14
1.5A Dual-Input USB/AC Adapter | Analog Devices
MAX8677CETG+, Batt Charge Controller ICs | RS
Battery Charger, Li-Ion, 85Deg C | Newark Electronics

Frequently Asked Questions

Where can I find additional details, specifications and documents for a MAX8677CETG+ ?

Additional datasheets, footprints and schematics for MAX8677CETG+ are listed on our Part Details page. You can also find images and similar parts to MAX8677CETG+ on this page.

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Is the MAX8677CETG+ RoHS compliant?

This part has not been flagged as RoHS Compliant.

Which authorised distributors for MAX8677CETG+ have stock available?

Authorised distributors including element14, Farnell, Analog Devices, RS and Newark Electronics have stock available or on a lead time for MAX8677CETG+ .

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