BD9B500MUV Datasheet, PDF (7/34 Pages) Rohm – Integrated MOSFET Single Synchronous Buck DC/DC Converter

BD9B500MUV
Typical Performance Curves
60
50
VIN=5V
40
VIN=3.3V
30
20
10
0
-40 -20 0 20 40 60 80
Temperature [°C]
Figure 4. Operating Supply Current vs Temperature
3.0
2.5
2.0
1.5
1.0
0.5
0.0
-40 -20
VIN=5V
VIN=3.3V
0 20 40 60 80
Temperature [°C]
Figure 5. Stand-by Supply Current vs
Temperature
100
90 ^MODE=L
80
70
60
50 _MODE=H
40
30
20
10
0
1
VOUT=1.2V,
FREQ=L
10
100
1000
Load Current [mA]
10000
Figure 6. Efficiency vs Load Current
(VIN=5V, VOUT=1.2V, L=1.0µH, FREQ=L)
100
MODE=L
90
80
70
60
50 _MODE=H
40
30
20
10
0
1
VOUT=1.2V,
FREQ=H
10
100
1000
Load Current [mA]
10000
Figure 7. Efficiency vs Load Current
(VIN=5V, VOUT=1.2V, L=1.0µH, FREQ=H)
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25.May.2016 Rev.001