MB39C831 Datasheet, PDF (24/40 Pages) Cypress Semiconductor – Ultra Low Voltage Boost Power Management IC for Solar/Thermal Energy Harvesting Datasheet

MB39C831
Min. VDD input voltage in start-up
420 ^{vs Temp.}
400
Preset output voltage = 3.0V
Preset output voltage = 3.6V
Preset output voltage = 5.0V
380
360
340
320
300
-40 -20
0
20 40
Temp. [^oC]
60 80 85
Data831010
IQOUT vs Temp.
VDD = 0V
4.0
3.5
in applying 5.0V to VOUT
3.0
2.5 in applying 3.6V to VOUT
2.0
1.5 in applying 3.0V to VOUT
1.0
0.5
0.0
-40 -20
0
20 40
Temp. [^oC]
60 80 85
Data831011
Efficiency vs VDD
IOUT = 10mA, Ta = 25^oC
100
Preset output voltage = 3.0V
90
80
70
60
50
40
0.0 0.5 1.0 1.5 2.0 2.5 3.0 3.5
VDD [V]
Data831012
Inductor current in start-up
100 ^{vs VDD}
Preset output voltage = 3.0V
90
80
70
60
50
40
30
20
25^oC
10
－40^oC
0
85^oC
0.0 0.5 1.0 1.5 2.0 2.5 3.0 3.5 4.0 4.5 5.0
VDD [V]
Data831013
Inductor current in start-up
100 ^{vs VDD}
Preset output voltage = 3.6V
90
80
70
60
50
25^oC
40
－40^oC
30
85^oC
20
10
0
0.0 0.5 1.0 1.5 2.0 2.5 3.0 3.5 4.0 4.5 5.0
VDD [V]
Data831014
Inductor current in start-up
100 ^{vs VDD}
Preset output voltage = 5.0V
90
80
－40^oC
25^oC
70
60
85^oC
50
40
30
20
10
0
0.0 0.5 1.0 1.5 2.0 2.5 3.0 3.5 4.0 4.5 5.0
VDD [V]
Data831015
Document Number: 002-08404 Rev *A
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