EM microelectronic
EM8504
Power Management Controller for Dye-Sensitized (DSSC) single solar cell harvesting.
Maximize Harvesting Efficiency
Dual energy storage management
Fast start up with empty energy storage
Ultra-low power DCDC boost
Optimized for indoor low light conditions
DSSC solar cells
Optimized for Dye-Sensitized solar cell (DSSC)
Embedded configurability
No external component needed
Documents
Features
Features
Feature:
- Flexible operation with different energy banks
- Primary cell battery
- Secondary cell battery
- Capacitors (gold-cap, super-cap)
- Ultra-low power DCDC boost converter with very high efficiency
- MPPT based on fixed external voltage
- Operating mode minimum voltage VDD_HRV = 100 mV (typical)
- Operating mode minimum power: PIN = 1µW (typical)
- Quiescent current: IQ = 125 nA
- Cold-start minimum voltage: VIN = 300 mV
- Cold-start minimum power: PIN = 3 µW (typical)
- Fast start-up on any energy storage
- Dual energy storage elements
- Power management control
- Multiple independent supply outputs
- User programmable under-voltage and over-voltage levels
- Limited external components
- Device configurations are stored in on-chip E2PROM
- Dynamic configuration through a SPI or I2C interface
- Extended power management status
- Battery on protection mode
- LTS/STS connection status
- Minimum/Maximum voltage warning
- USB connected
Applications
Applications
Application:
- Energy harvesting equipped platforms
- Optimized for dye-sensitized solar cell source of energy
- Electronic shelf labels
- Wearable systems
- Beacons and wireless sensor network
- Industrial and environmental monitoring
- Battery operated platform
