BD8312HFN(2009) View Datasheet(PDF) - ROHM Semiconductor
Part Name
Description
MFG CO.
BD8312HFN
(Rev.:2009)
(Rev.:2009)
ROHM Semiconductor
BD8312HFN Datasheet PDF : 15 Pages
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BD8312HFN
Reference application data 2 (Input 4.5 V, 6.0 V, 8.4 V, 10 V, output 3.3 V ）
Technical Note
60
180
Phase
40
120
20
60
0
0
Gain
-20
-60
-40
-120
-60
100
1000
-180
10000 100000 1000000
Fre周q波ue数nc[Hyz[]Hz]
Fig.20 Frequency response 1
(VCC=4.5V, Io=250mA)
60
180
Phase
40
120
20
60
0
0
Gain
-20
-60
-40
-120
-60
-180
100
1000 10000 100000 1000000
Freq周u波en数cy[H[Hz]z]
Fig.23 Frequency response 4
(VCC=10V, Io=250mA)
60
180
Phase
40
120
20
60
0
0
Gain
-20
-60
-40
-120
-60
100
1000 10000 100000
Freq周ue波n数cy[H[Hzz] ]
-180
1000000
Fig.26 Frequency response 7
(VCC=8.4V, Io=500mA)
60
180
Phase
40
120
20
60
0
0
Gain
-20
-60
-40
-120
-60
100
-180
1000 10000 100000 1000000
Fr周eq波u数en[cHyz][Hz]
Fig.21 Frequency response 2
(VCC=6.0V, Io=250mA)
60
180
Phase
40
120
20
60
0
0
-20
Gain
-60
-40
-120
-60
-180
100
1000 10000 100000 1000000
Freq周u波en数cy[H[Hz]z]
Fig.24 Frequency response 5
(VCC=4.5V, Io=500mA)
60
180
40
Phase
120
20
60
0
0
Gain
-20
-60
-40
-120
-60
100
1000 10000 100000
Freq周ue波n数cy[[HHzz] ]
-180
1000000
Fig.27 Frequency response 8
(VCC=10V, Io=500mA)
60
180
40
Phase 120
20
60
0
0
-20
Gain
-60
-40
-120
-60
100
-180
1000 10000 100000 1000000
Fr周eq波u数en[Hcyz][Hz]
Fig.22 Frequency response 3
(VCC=8.4V, Io=250mA)
60
180
Phase
40
120
20
60
0
0
Gain
-20
-60
-40
-120
-60
-180
100
1000 10000 100000 1000000
Fre周qu波en数cy[H[zH] z]
Fig.25 Frequency response 6
(VCC=6.0V, Io=500mA)
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2009.04- Rev.B
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