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Ultralow Power Energy Harvester PMU with MPPT and Charge Management
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FEATURES TYPICAL APPLICATION CIRCUIT Boost regulator with maximum power point tracking (MPPT)
with dynamic sensing or no sensing mode
Hysteresis mode for best ultralight load efficiency
Operating quiescent current of SYS pin (VIN > VCBP ≥ VMINOP): 510 nA
Sleeping quiescent current of SYS pin (VCBP < VMINOP): 390 nA
Input voltage operating range: 0.08 V to 3.3 V
Fast cold start from 380 mV (typical) with charge pump
Programmable shutdown point on MINOP pin based on the
input open circuit voltage (OCV)
150 mA regulated output from 1.5 V to 3.6 V
Battery terminal charging threshold (2.2 V to 5.2 V) to
support charging storage elements
Optional BACK_UP power path management
Radio frequency (RF) transmission conducive to shutting
down the switcher temporarily via microcontroller unit
(MCU) communication APPLICATIONS
Photovoltaic (PV) cell energy harvesting
Thermoelectric generators (TEGs) energy harvesting
Industrial monitoring
Self powered wireless sensor devices
Portable and wearable devices with energy harvesting ADP5091 REG_D0
FROM MCU LLD TO MCU REG_OUT REG_D1
VID HYSTERESIS …