BD9A301MUV-LB Datasheet, PDF (12/35 Pages) Rohm – This is the product guarantees long time support in Industrial market

BD9A301MUV-LB
Typical Performance Curves (Application)
Datasheet
100
MODE = H
90
80
70
60
50
40
MODE = L
30
20
10
0
0.001
VIN =5.0V
VOUT =1.8V
0.01
0.1
1
10
Output_Current [A]
Figure 22. Efficiency vs Load Current
(VIN=5V, VOUT=1.8V, L=1.5μH)
100
MODE = H
90
80
70
60
50
40
MODE = L
30
20
VIN =5.0V
10
VOUT =1.8V
0
0.001
0.01
0.1
1
10
Output_Current [A]
Figure 23. Efficiency vs Load Current
(VIN=3.3V, VOUT=1.8V, L=1.5μH)
100
90
80
70
60
50
40
30
20
10
0
0
80
VIN=5V
60
VOUT=1.8V
VOUT =1.2V
40
VOUT =3.3V
20
VOUT =1.8V
0
phase
-20
gain
-40
-60
VCC = 5.0V
-80
1K
0.5
1
1.5
2
2.5
3
Output_Current [A]
10K
100K
Frequency[Hz]
180
135
90
45
0
-45
-90
-135
-180
1M
Figure 24. Efficiency vs Load Current
(VIN = 5.0V, MODE = 5.0V, L=1.5μH)
Figure 25. Closed Loop Response
(VIN=5V, VOUT=1.8V, IOUT=1A, L=1.5μH, C_OUT=Ceramic 44μF)
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TSZ02201-0J3J0AJ00680-1-2
20.Aug.2014 Rev.001