BD8314NUV-E2 Rohm Semiconductor, BD8314NUV-E2 Datasheet - Page 8

• Manufacturer Part Number: BD8314NUV-E2
• Description: IC SWITCHING REG W/MOSFET SON10
• Manufacturer: Rohm Semiconductor
• Series: -r
• Type: Step-Up (Boost), PWMr

Specifications of BD8314NUV-E2

• Internal Switch(s): Yes
• Synchronous Rectifier: No
• Number Of Outputs: 1
• Voltage - Output: 4 V ~ 12 V
• Current - Output: 2.5A
• Frequency - Switching: 1.2MHz
• Voltage - Input: 3 V ~ 12 V
• Operating Temperature: -25°C ~ 85°C
• Mounting Type: Surface Mount
• Package / Case: 10-VFDFN Exposed Pad
• Lead Free Status / Rohs Status: Lead free / RoHS Compliant

Fig.26 Frequency response property 1
●Reference Application Data 2 (VCC = 3.0 V, 6.0 V, 8.4 V, VOUT = 10 V)
●Reference Board Pattern
BD8314NUV
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Fig.29 Frequency response property 4
-20
-40
-60
-20
-40
-60
60
40
20
60
40
20
・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
0
0
(VCC = 3.0 V, Io = 200 mA)
100
100
100
this PGND
100
(VCC = 3.0 V, Io = 500 mA)
1000
1k
1000
1k
Frequency [Hz]
Frequency [Hz]
10000
10000
10k
10k
Gain
Gain
100000
100000
Phase
Phase
100k
100k
1000000
1000000
1M
1M
180
120
60
0
-60
-120
-180
180
120
60
0
-60
-120
-180
GND
Fig.27 Frequency response property 2
VOUT
Fig.30 Frequency response property 5
-20
-40
-60
-20
-40
-60
60
40
20
60
40
20
0
0
100
100
100
100
(VCC = 6.0 V, Io = 200 mA)
(VCC = 6.0 V, Io = 500 mA)
1000
1000
1k
1k
Frequency [Hz]
Frequency [Hz]
Gain
Lx
8/15
10000
10000
10k
10k
Gain
Phase
100000
100000
100k
Phase
100k
1000000
1000000
VBAT
1M
1M
180
120
60
0
-60
-120
-180
180
120
60
0
-60
-120
-180
Fig.28 Frequency response property 3
Fig.31 Frequency response property 6
-20
-40
-60
-20
-40
-60
60
40
20
60
40
20
0
0
100
100
100
100
(VCC = 8.4 V, Io = 200 mA)
(VCC = 8.4 V, Io = 500 mA)
1000
1000
1k
1k
Frequency [Hz]
Frequency [Hz]
10000
10000
10k
10k
Gain
Technical Note
2010.11 - Rev.C
Gain
100000
100000
100k
100k
Phase
Phase
1000000
1000000
1M
1M
180
120
60
0
-60
-120
-180
180
120
60
0
-60
-120
-180