Fujitsu MB39C026 Руководство - Страница 8

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Fujitsu MB39C026 Руководство
Fujitsu ASSP Product
Power Management

9. Reference Data

9. Reference Data
(1) Efficiency
CH1 Test Condition:
EN1=VIN; EN2=0V
VO1=1.2V; C1=C2=4.7uF
CH1 Efficiency
90
80
70
60
50
VIN=3.7V
40
VIN=4.3V
30
VIN=5.5V
20
10
0
0.001
0.01
IO1 Load Current (A)
(2) DC/DC Load Regulation
CH1 Test Condition:
EN1=VIN; EN2=0V
VO1=1.2V; C1=C2=4.7uF
CH1 Load Regulation
1.3
1.28
1.26
1.24
1.22
1.2
1.18
1.16
1.14
1.12
1.1
0
0.1
0.2
MB39C026 Evaluation Board
0.1
VIN=3.7V
VIN=4.3V
VIN=5.5V
0.3
0.4
0.5
IO1 Load Current (A)
CH1 Test Condition:
EN1=VIN; EN2=0V
VO1=1.8V; C1=C2=4.7uF
100
90
80
70
60
50
40
30
20
10
0
0.001
1
CH1 Test Condition:
EN1=VIN; EN2=0V
VO1=1.8V; C1=C2=4.7uF
1.9
1.88
1.86
1.84
1.82
1.8
1.78
1.76
1.74
1.72
1.7
0
0.6
CH1 Efficiency
VIN=3.7V
VIN=4.3V
VIN=5.5V
0.01
0.1
IO1 Load Current (A)
CH1 Load Regulation
VIN=3.7V
VIN=4.3V
VIN=5.5V
0.1
0.2
0.3
0.4
IO1 Load Current (A)
8/14
1
0.5
0.6