BA3259HFP-TR(2009) Ver la hoja de datos (PDF) - ROHM Semiconductor
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BA3259HFP-TR
(Rev.:2009)
(Rev.:2009)
ROHM Semiconductor
BA3259HFP-TR Datasheet PDF : 10 Pages
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BA3259HFP,BA30E00WHFP
Technical Note
Electrical Characteristics
BA3259HFP (Unless otherwise specified, Ta=25°C, Vcc=5 V, R1=R2=5 k)
Parameter
Symbol Min.
Typ.
Max.
Circuit current
IB
−
3
5
[3.3 V Output Block]
Output voltage 1
Vo1
3.234 3.300 3.366
Minimum I/O voltage difference 1
∆Vd1
−
1.1
1.3
Current capability 1
Io1
1.0
−
−
Ripple rejection 1
R.R.1
46
52
−
Input stability 1
∆VLINE1
−
5
15
Load stability 1
∆VLOAD1
−
5
20
Temperature coefficient of output
voltage 1 *3
Tcvo1
−
±0.01
−
[Variable output]
Reference voltage
VREF
0.784 0.800 0.816
Minimum I/O voltage difference 2
∆Vd2
−
1.1
1.3
Current capability 2
Io2
1.0
−
−
Ripple rejection 2
R.R.2
46
52
−
Input stability 2
∆VLINE2
−
5
15
Load stability 2
∆VLOAD2
−
5
20
Temperature coefficient of output
voltage 2 *3
Tcvo2
−
±0.01
−
Variable pin current
IADJ
−
0.05
1.0
*3: Operation is guaranteed within these parameters
Unit
Conditions
mA Io1=0 mA, Io2=0mA
V
V
A
dB
mV
mV
%/°C
Io1=50mA
Io1=1 A, Vcc=3.8V
f=120Hz, ein=0.5Vp-p, Io1=5mA
Vcc=4.75→14V, Io1=5mA
Io1=5mA→1 A
Io1=5mA,Tj=0°C to 85°C
V
V
A
dB
mV
mV
%/°C
A
Io2=50 mA
Io2=1 A
f=120Hz, ein=0.5 Vp-p, Io2=5mA
Vcc=4.75→14V, Io2=5mA
Io2=5 mA→1 A
Io2=5mA,Tj=0°C to 85°C
VADJ=0.85V
BA30E00WHFP (Unless otherwise specified, Ta=25°C, Vcc1=Vcc2=VEN=5 V, R1=50 k, R2=62.5 k)
Parameter
Symbol Min.
Typ.
Max.
Unit
Conditions
Bias current
Ib
−
0.7
1.6
mA Io1=0mA, Io2=0mA
Standby current
IST
−
0
10
A 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
A 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
−
%/°C Io1=5mA,Tj=0°C to 125°C
[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
*3: Operation is guaranteed within these parameters
−
±0.01
−
%/°C Io2=5mA,Tj=0°C to 125°C
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2009.04 - Rev.A
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