BQ24618RGET - TI

The pictures are for reference only, and the specific specifications can be found in the product manual.

Part No

BQ24618RGET
Manufacturer

TI
ChipWorker Part#

CW626540
Category

Battery Management IC
Package

VQFN-24
Description

TEXAS INSTRUMENTS BQ24618RGET Battery Charger for 6 Cells of Li-Ion, Li-Pol battery, 28V input, 26V / 10A charge, VQFN-24
Documentation

Datasheet

BQ24618RGET Global Supplier

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BQ24618RGET Specifications

Attribute	Attribute Value

Part Number	BQ24618RGET
Manufacturer	TI
ChipWorker Part#	CW626540
Category	Battery Management IC
Documentation	Datasheet
Mounting Style	Surface Mount
Number of Pins	24 Pin
Case/Package	VQFN-24
Input Voltage (DC)	28.0 V
Output Current	10 A
Number of Positions	24 Position
Switching Frequency	600 kHz
Operating Temperature (Max)	85 ℃
Operating Temperature (Min)	-40 ℃
Supply Voltage	4.7V ~ 28V
Input Voltage	28 V
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Operating Temperature	-40℃ ~ 85℃ (TA)
Product Lifecycle Status	Active
Packaging	Tape & Reel (TR)
RoHS	RoHS Compliant
Lead-Free Status	Lead Free
REACH SVHC Compliance Edition	2015/06/15
ECCN Code	EAR99

Product Description

DESCRIPTION
The bq24618 is highly integrated Li-ion or Li-polymer switch-mode battery charge controller. It offers a
constant-frequency synchronous switching PWM controller with high accuracy charge current and voltage regulation, charge preconditioning, termination, adapter current regulation and charge status monitoring.
FEATURES
• USB Friendly 4.7V-28V Input Operating Range
• Stand-alone Charge Controller to Support 1-6 Li-Ion or Li-Polymer Battery Cells
• Up-to 10A Charge Current and Adapter Current
• 600 kHz NMOS-NMOS Synchronous Buck Converter
• High-Accuracy Voltage and Current Regulation
– ±0.5% Charge Voltage Accuracy
– ±3% Charge Current Accuracy
– ±3% Adapter Current Accuracy
• Integration
– Automatic System Power Selection from Adapter or Battery
– Internal Loop Compensation
– Internal Soft Start
– Dynamic Power Management
• Safety Protection
– Input Over-Voltage Protection
– Battery Thermistor Sense Hot/Cold Charge Suspend
– Battery Detection
– Reverse Protection Input FET
– Programmable Safety Timer
– Charge Over-Current Protection
– Battery Short Protection
– Battery Over-Voltage Protection
– Thermal Shutdown
• Status Outputs
– Adapter Present
– Charger Operation Status
• Charge Enable Pin
• 6V Gate Drive for Synchronous Buck Converter
• 30ns Driver Dead-time and 99.5% Max Effective Duty Cycle
• 24-pin, 4×4-mm2 QFN package
• Energy Star Low Quiescent Current Iq
– < 15 µA Off-State Battery Discharge current
– < 1.5 mA Off-State Input Quiescent Current
APPLICATIONS
• Tablet PC
• Smart Phones
• Portable Media Players, Navigation Devices, Notebook and Ultra-Mobile PC
• Personal Digital Assistants
• Handheld Terminals
• Industrial and Medical Equipment

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- Carefully tested and packaged by ChipWorker
- Vacuum packed
- Anti-static packaging
- Anti-vibration foam
- Income quality control (IQC), 800+ qualified distributors.
- Authorities test the chip to ensure the quality, authenticity and safety of your device.
- Decapsulation control
- X-ray inspection
- XRF inspection
- Electrical testing
- Surface testing

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