BD9A300MUV
Typical Performance Curves (Application)
100
90
80
70
60
50
40
30
20
10
0
100
MODE = H
90
MODE = H
80
70
60
50
MODE = L
40
30
20
10
0
MODE = L
VIN =3.3V
VOUT =1.8V
VIN =5.0V
VOUT =1.8V
0.001
0.01
0.1
1
10
0.001
0.01
0.1
Output_Current [A]
1
10
Output_Current (A)
Figure 23. Efficiency vs Load Current
Figure 22. Efficiency vs Load Current
(VIN= 3.3V, VOUT= 1.8V, L= 1.5μH)
(VIN= 5V, VOUT= 1.8V, L= 1.5μH)
80
60
180
135
90
100
95
90
85
80
75
70
65
60
55
50
VOUT =3.3V
VIN=5V
VOUT=1.8V
40
phase
20
45
VOUT =1.2V
VOUT =1.8V
0
0
gain
-20
-40
-60
-80
-45
-90
-135
-180
0
0.5
1
1.5
Output_Current[A]
2
2.5
3
1K
10K
100K
1M
Frequency[Hz]
Figure 24. Efficiency vs Load Current
Figure 25. Closed Loop Response
(VIN= 5V, VOUT= 1.8V, IOUT= 1A, L= 1.5μH, COUT= Ceramic 44μF)
(VIN= 5.0V, MODE= 5.0V, L=1.5μH)
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30.Jun.2017 Rev.003
TSZ22111・15・001
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