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AEM20940
Quick Start Guide EVK
FEATURES
Connectors
• 1 screw connector for Thermo-Electric Generator
• 1 screw connector + 1 JST connector for the Storage Element
• 1 screw connector for Primary Battery
• 1 screw connector for HVOUT LDO output (80mA @ 1.8 – 4.2 V)
• 1 screw connector for LVOU LDO output (20mA @ 1.2 or 1.8 V)
Configuration
• 2 jumpers SELMMP[x] to define the MPPT ratio linked to the harvester technology
• 3 Jumpers CFG[x] to define the storage element protection levels
• 2 jumpers to enable/disable the internal LDOs
• 2 jumpers to define the primary battery minimum level
• 1 jumper to set the dual cell supercapacitor BAL feature
• 1 resistors footprint to use the ZMPP feature (constant impedance)
Size
• 79mm x 49mm
• 4 x M2.5 Mounting holes
SUPPORT PCB
BOM around the AEM20940
��
∗
Patented circuit
Footprint & Symbol:
Available on the
web product page
www.e-peas.com
© 2020 e-peas S.A.
V2.0
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Summary of Contents for E-peas AEM20940
- Page 1 • 1 jumper to set the dual cell supercapacitor BAL feature • 1 resistors footprint to use the ZMPP feature (constant impedance) Size • 79mm x 49mm • 4 x M2.5 Mounting holes SUPPORT PCB BOM around the AEM20940 �� ∗ Patented circuit Footprint & Symbol: Available on the web product page www.e-peas.com...
- Page 2 STEP 1: AEM20940 Configuration • MPPT ratio: SELMPP[0] – SELMPP[1] • Storage Element voltages protection: CFG[2] – CFG[1] – CFG[0] • BAL option: Select “ToCn” for dual-cells supercapcacitor and “GND” for any other storage • PRIM option: Connect both jumpers “NoPRIM” or remove them if a primary battery is connected.