Datasheet > ETA4060

ETA4060

更新时间： 2024-09-18 17:01:31

品牌	Logo	应用领域
钰泰 - ETA		/
页数	文件大小	规格书
12页	562K
描述
1A Linear 4.4V Charger

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ETA4060 数据手册

ETA4060

30V Input Standoff, 1A Fully Integrated Linear Charger for

1 Cell Li-ion Battery

DESCRIPTION

FEATURES

ETA4060 is a single cell, fully integrated constant current  30V Input Standoff Voltage

(CC)/constant voltage (CV) Li-ion battery charger. Its  4.4V Charge Termination Voltage

compact package with minimum external components  Charge Current Programmable, Up to 1A

requirement makes the ETA4060 ideal for portable  Pin Selectable USB 100mA or 500mA Maximum

applications. No external sense resistor or blocking diode

is necessary for the ETA4060. Build-in thermal feedback  Programmable Termination Current and Pre-

mechanism regulates the charge current to control the die charge Current Threshold

Input Current Limit

temperature during high power operation or at elevated  Operation over JEITA Range via Battery NTC

ambient temperature. The ETA4060 has the function of  Fixed 10 hours Safety Timer

pre-charge, which can charge the deeply discharged  Soft-start Limits in-rush Current

batteries by trickle. The fast charge current can be  DFN2X2-10 Package

programmed by an external resistor. CV regulation mode

is automatically enabled once the battery’s charging curve

reaches the constant voltage portion. The pre-charge

APPLICATIONS

current and the termination current threshold are

programmed by an external resistor as well. The ETA4060  E-cigarette

keeps monitoring the battery voltage and enables a new  Toys

charge cycle once the voltage drops by 100mV below the  Wearable Devices

CV value.



Li-ion Battery Powered Devices

ETA4060 is in a DFN2X2-10 package.

TYPICAL APPLICATION

H igh : Input current limit =500mA

Flo at: Input current limit=100mA

Low: Input current limit=ISET

VIN

ISET2

1.5K

^nPGETA4060

1.5K

BAT

System Load

nCHG

4.7uF

ISET

2.2uF

PRETERM

Battery

Optional

RISET

CISET

GND

RPRETERM

PART No.

PACKAGE TOP MARK Pcs/Reel

ORDERING INFORMATION

BzYW

ETA4060D2K

DFN2X2-10

3000

www.etasolution.com

Empower Thinkers

12 3 4 5 6 7...12

中文翻译

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