BD90571EFJ-C Datasheet, PDF (9/22 Pages) Rohm – 2.69 to 5.5V, 1.2V Output, 2.25MHz Synchronous Step-Down Converter

BD90571EFJ-C
Datasheet
2.6
2.4
2.2
2.0
1.8
2.5
3.0 3.5 4.0 4.5 5.0 5.5
INPUT VOLTAGE VIN[V]
Figure 15. Frequency vs. input voltage
90
80
70
60
Pch
50
Nch
40
30
20
10
0
-40 -20
0 20 40 60 80 100 120
TEMPERATURE [℃]
Figure 16. FET ON resistance
4.0
3.0
2.0
1.0
-40 -20
0 20 40 60 80 100 120
TEMPERATURE [℃]
Figure 17. Over current detect vs. temperature
1.6
1.5
OVP
1.4
1.3
1.2
1.1
1.0
0.9
SCP
0.8
0.7
-40 -20
0 20 40 60 80 100 120
TEMPERATURE [℃]
Figure 18. Output over/short detect voltage
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TSZ22111・15・001
9/19
TSZ02201-0T1T0AL00030-1-2
31.JUL.2012 Rev.001