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BA3259HFP データシート(PDF) 3 Page - Rohm

部品番号 BA3259HFP
部品情報  Secondary Dual-Output (Fixed/Variable) LDO Regulators
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メーカー  ROHM [Rohm]
ホームページ  http://www.rohm.com
Logo ROHM - Rohm

BA3259HFP データシート(HTML) 3 Page - Rohm

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Technical Note
3/10
www.rohm.com
2011.03 - Rev.B
© 2011 ROHM Co., Ltd. All rights reserved.
BA3259HFP,BA30E00WHFP
BA30E00WHFP (Unless otherwise specified, Ta=25℃, Vcc1=Vcc2=VEN=5 V, R1=50 kΩ, R2=62.5 kΩ)
Parameter
Symbol
Limits
Unit
Conditions
Min.
Typ.
Max.
Bias current
Ib
0.7
1.6
mA
Io1=0mA, Io2=0mA
Standby current
IST
0
10
µA
VEN=GND
EN pin on voltage
VON
2.0
V
Active mode
EN pin off voltage
VOFF
0.8
V
Standby mode
EN pin current
IEN
50
100
µA
VEN=3.3V
[3.3 V output]
Output voltage 1
Vo1
3.234
3.300
3.366
V
Io1=50mA
Minimum I/O voltage difference 1
∆Vd1
0.30
0.60
V
Io1=300mA,Vcc=3.135V
Output current capacity 1
Io1
0.6
A
Ripple rejection 1
R.R.1
68
dB
f=120Hz, ein=1Vp-p,Io1=100mA
Input stability 1
Reg.I1
5
30
mV
Vcc1=4.1→16V,Io1=50mA
Load stability 1-1
Reg.L1-1
30
90
mV
Io1=0 mA→0.6A
Load stability 1-2
Reg.L1-2
30
90
mV
Vcc1=3.7V,Io1=0→0.4A
Temperature coefficient of
output voltage 1
*3
Tcvo1
±0.01
%/℃
Io1=5mA,Tj=0℃ to 125℃
[Variable output] (at 1.8 V)
Reference voltage
VADJ
0.784
0.800
0.816
V
Io2=50 mA
Minimum I/O voltage difference 2
∆Vd2
0.30
0.60
V
At Io2=3.3V
Io2=300mA,Vcc1=Vcc2=3.135V
Output current capacity 2
Io2
0.6
A
Ripple rejection 2
R.R.2
66
dB
f=120 Hz,ein=1Vp-p,Io2=100mA
Input stability 2
Reg.I2
5
30
mV
Vcc1=Vcc2=4.1V→16V,Io2=50mA
Load stability 2
Reg.L2
30
90
mV
Io2=0mA→0.6A
Temperature coefficient of
output voltage 2
*3
Tcvo2
±0.01
%/℃
Io2=5mA,Tj=0℃ to 125℃
*3 Operation is guaranteed within these parameters


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