BD8381EFV-M 查看數據表（PDF） - ROHM Semiconductor
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BD8381EFV-M Datasheet PDF : 21 Pages
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BD8381EFV-M
●Electrical characteristic curves (Reference data)
(Unless otherwise specified, Ta=25℃)
6
700
600
4
500
400
300
2
200
100
0
0 5 10 15 20 25 30 35 40 45 50
VCC VOLTAGE [V]
Fig.1 VREG Temperature characteristic
0
-50 -25 0 25 50 75 100 125
TEMPERATURE:Ta [℃]
Fig.2 OSC Temperature characteristic
8.0
6.0
4.0
2.0
0.0
0 5 10 15 20 25 30 35 40 45 50
SUPPLY VOLTAGE:Vcc [V]
Fig.4 Circuit current
(Switching OFF)
250
200
150
100
50
0
0 0.1 0.2 0.3 0.4 0.5 0.6 0.7 0.8 0.9 1 1.1
THM VOLTAGE:THM[V]
Fig.7 THM Gain
0.66
0.64
0.62
0.60
0.58
0.56
VCC=12V
0.54
-50 -25 0 25 50 75 100 125
TEMPERATURE:Ta [℃]
Fig.5 Overcurrent detection voltage
temperature characteristic
10
8
6
4
2
0
0
1
2
3
4
5
VTH VOLTAGE:VVTH [V]
Fig.8 VTH Threshold voltage
Technical Note
0.22
0.215
0.21
0.205
0.2
0.195
0.19
0.185
0.18
-50 -25 0 25 50 75 100 125
TEMPERATURE:Ta [℃]
Fig.3 Standard voltage
temperature characteristic
100
90
80
Iout=600mA
70
60
50
6
9
12
15
18
VCC VOLTAGE [V]
Fig.6 Efficiency
(Input voltage dependence)
10
8
6
4
2
0
0
1
2
3
4
5
EN VOLTAGE:VEN [V]
Fig.9 EN Threshold voltage
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3/20
2011.04 - Rev.A
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