BD8314NUV-E2(2011) 查看數據表（PDF） - ROHM Semiconductor
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BD8314NUV-E2
(Rev.:2011)
(Rev.:2011)
ROHM Semiconductor
BD8314NUV-E2 Datasheet PDF : 16 Pages
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BD8314NUV
Technical Note
●Reference Application Data 2 (VCC = 3.0 V, 6.0 V, 8.4 V, VOUT = 10 V)
60
180
40
120
Phase
20
60
0
0
-20
Gain
-60
-40
-120
-60
110000 11k000
-180
1100k000 110000k000 11M000000
Frequency [Hz]
Fig.26 Frequency response property 1
(VCC = 3.0 V, Io = 200 mA)
60
180
Phase
40
120
20
60
0
Gain
0
-20
-60
-40
-120
-60
110000
11k000
-180
101k0000 10100k0000 1M1000000
Frequency [Hz]
Fig.27 Frequency response property 2
(VCC = 6.0 V, Io = 200 mA)
60
180
40
Phase 120
20
60
0
0
Gain
-20
-60
-40
-120
-60
101000 110k00
1100k000 110000k000
Frequency [Hz]
-180
11M000000
Fig.28 Frequency response property 3
(VCC = 8.4 V, Io = 200 mA)
60
180
40
120
Phase
20
60
0
0
-20
Gain
-60
-40
-120
-60
101000
110k00
11000k00 110000k000
Frequency [Hz]
-180
110M00000
Fig.29 Frequency response property 4
(VCC = 3.0 V, Io = 500 mA)
60
180
40
Phase
120
20
60
0
0
Gain
-20
-60
-40
-120
-60
110000
110k00
-180
1100k000 110000k000 1M1000000
Frequency [Hz]
Fig.30 Frequency response property 5
(VCC = 6.0 V, Io = 500 mA)
60
180
40
Phase
120
20
60
0
0
Gain
-20
-60
-40
-120
-60
101000
110k00
-180
1100k000 110000k000 1M1000000
Frequency [Hz]
Fig.31 Frequency response property 6
(VCC = 8.4 V, Io = 500 mA)
●Reference Board Pattern
VOUT
GND
Lx
VBAT
・The radiation plate on the rear should be a GND flat surface of low impedance in common with the PGND flat surface.
・It is recommended to install a GND pin in another system as shown in the drawing without connecting it directly to
this PGND
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8/15
2011.08 - Rev.D
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