MB39C831 Datasheet, PDF (5/40 Pages) Cypress Semiconductor – Ultra Low Voltage Boost Power Management IC for Solar/Thermal Energy Harvesting Datasheet

MB39C831
3. Block Diagram
Figure 3-1 Block Diagram
L1
C1
LX
VDD
VCC
VDD
MPPT_ENA
ENA
S0
S1
S2
VDD voltage
detector
(UVLO)
VCC voltage
detector
VOUT voltage
detector
VOUT-VDD
voltage
inversion
detector
BGR
LOGIC
Start-Up
Boost DC/DC Converter
VCC
PFM/PWM
Controler
VCC
MPPT
Controler
VST
D1
C11
VCC
D2
C2
SW1
SW2
VOUT
VOUT_S
C3 _(*1)
C9
FB
Li-ion
Battery
DET0
DET1
MPPT_OUT ^R3
C8 C7 C6 C5 C4
R1 R2 C10
*1: Connect the Li-ion battery in the charge mode (refer to Figure 8-2)
Document Number: 002-08404 Rev *A
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