����������������������������������������������������������������� Maxim Integrated Products 5

MAX17710

Energy-Harvesting Charger and Protector

Table 1. Summary of Typical Quiescent Current vs. Operating Conditions

NAME

MODE

CONDITIONS

(nA)

(nA)

TOTAL QUIESCENT

CURRENT (nA)

Standby

Cell Connection:

Regulator outputs off,

no charger present

Cell connected to circuit

during assembly

1

—

1 (from cell)

Shutdown

UVLO or Shutdown:

Regulator outputs off,

no charger present

or AE pulsed low

1

—

1 (from cell)

Full Charge

Charger Present:

Regulator outputs off,

cell charging

AE pulsed low

1

625

626 (from energy-harvesting

cell); can harvest down to

1µW

Dropout

Charge

Charger in Dropout:

Regulator outputs off,

charger present, but

below regulation voltage

AE pulsed low

450

—

450 (from cell)

AE Active

AE Regulator On:

Boost off, no charge

source present

AE pulsed high

725

—

725 (from cell)

AE and LCE

Active

AE and LCE Regulators

On: Boost off, no charge

source present

LCE pulsed high after AE

pulsed high

875

—

875 (from cell)

LCE Active

LCE Regulator On:

Boost off, no charge

source present

AE pulsed high, then LCE

pulsed high, then AE pulsed

low

150

—

150 (from cell)