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ETA6102 Datasheet PDF

ETA ETA6102

ETA6102 is a switching Li-Ion battery charger with dynamic power-path control and input current limiting. When a battery is connected, depending on the battery voltage, the DC-DC switching regulator either pre-conditions, fastcharges the battery or just regulates a system voltage (VSYS) to a preset voltage. It does not require an external sense resistor for current sensing.
Part No. ETA6102
Datasheet ETA6102 Download
Manufacturer
ETA
Description 3MHz Switching Charger
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ETA6102 datasheet page 1 preview

DESCRIPTION

The fast-charging current is determined by programming ISET pin. When the battery voltage reaches the termination voltage i.e. 4.35V, the charging path disconnects SYS to BATT. The ETA6102 also includes a dynamic power path when the SYS load current exceeds current limit of the DCDC regulator internally set, the SYS voltage falls below VBATT, ETA6102 turns on the power-path to supplement the system load through the battery.

FEATURES

APPLICATIONS

● Switching Charger with Power Path Management
● Up to 95% DC-DC Efficiency
● 50mΩ Power Path MOSFET
● Up to 2.5A Max charging current
● Instant on with a dead Battery or no Battery
● No battery detection
● No External Sense resistor
● Programmable Charging Current
● Tablet, MID
● Smart Phone
● Power Bank ORDERING INFORMATION PART PACKAGE PIN ETA6102E8A ESOP-8 TOP MARK ETA6102 YWWPL TYPICAL APPLICATION AC_IN IN 10uF SYS 2.2K STAT ISET 500Ω NTC SW 2.2uH SYS 22uF BATT 1uF 2A Switching Charger with Minimum Component Count Outperform wi...
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