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MAX17710

Energy-Harvesting Charger and Protector

Block Diagram

OVERDISCHARGE

AND UNDERVOLTAGE

PROTECTION

LINEAR CHARGE

AND IDEAL

DIODE CONTROL

REF

LX

CHG

ZLLS410TA

BATT

1.5µH

0.1µF

PGND

SEL2

47µF

STATE

MACHINE

DISABLE

5.3V SHUNT

PROTECTION

TO REJECT

OVERCHARGE

BATT

BOOST REG

FB

THRESHOLD

OUTPUT

LINEAR REG

3.3V/2.3V/1.8V

SELECT

MECHANICAL, RF,

PIEZO, OR OTHER

EVENT

DETECTOR

SEL 1

AE

REG

300kI

TEG, SOLAR,

OR OTHER

LOW-VOLTAGE

SOURCE

RF, SOLAR,

OR OTHER

HIGH-VOLTAGE

SOURCE

THINERGY

MEC101

1.0µF

10µF

LCE

GND

MICROCONTROLLER

PCKP

UNREGULATED

OUTPUT

MAX17710