Datasheet
Technical Note
4/11
www.rohm.com
2011.03 - Rev.C
© 2011 ROHM Co., Ltd. All rights reserved.
BA□□DD0T Series,BA□□CC0T Series,BA□□CC0FP Series
BA□□DD0WT Series,BA□□DD0HFP Series,BA□□CC0WT Series,BA□□CC0WFP Series
2
2.5
3
3.5
4
4.5
-40 -20 0 20 40 60 80 100
AMBIENT TEMPERATURE
：
Ta [
℃
]
OUTPUT VOLTAGE
：
V
OUT
[V]
[BA033CC0WT]
0
50
100
150
200
0 200 400 600 800 1000
OUTPUT CURRENT:Io(mA)
CIRCUIT
Ｃ
URRENT
：
Icc [mA]
[BA033CC0WT]
0
100
200
300
400
500
600
700
800
900
1000
0 2 4 6 8 101214161820
CONTROL VOLTAGE:Vctl
（
V)
CIRCUIT CURRENT
：
Ictl [µA]
[BA033CC0WT]
0
100
200
300
400
500
600
0 200 400 600 800 1000
OUTPUT CURRENT
：
I
O
[mA]
DROPOUT VOLTAGE
：
Δ
Vd [mV]
[BA033CC0WT]
0
10
20
30
40
50
60
70
80
10 100 1000 10000 100000 1000000
FREQUENCY
：
f [Hz]
RIPPLE REJECTION
：
R.R. [dB]
[BA033CC0WT]
0
0.5
1
1.5
2
2.5
3
3.5
0 400 800 1200 1600 2000
OUTPUT CURRENT
：
I
O
[mA]
OUTPUT VOLTAGE
：
V
OUT
[V]
[BA033CC0WT]
0.0
0.5
1.0
1.5
2.0
2.5
3.0
3.5
4.0
0 5 10 15 20 25 30 35 40
SUPPLY VOLTAGE
：
Vcc [V]
OUTPUT VOLTAGE
：
V
OUT
[V]
[BA033CC0WFP]
0.0
0.5
1.0
1.5
2.0
2.5
3.0
3.5
4.0
130 140 150 160 170 180 190
AMBIENT TEMPERATURE
：
Ta [
℃
]
OUTPUT VOLTAGE
：
V
OUT
[V]
[BA033CC0WFP]
0
1
2
3
4
5
6
7
8
024681012141618202224
CONTROL VOLTAGE
：
Vctl [V]
OUTPUT VOLTAGE
：
V
OUT
[V]
[BA033CC0WFP]
0.0
0.5
1.0
1.5
2.0
2.5
3.0
3.5
4.0
0 2 4 6 8 101214 161820
SUPPLY VOLTAGE
：
Vcc [V]
OUTPUT VOLTAGE
：
V
OUT
[V]
[BA033CC0WFP]
0.0
0.5
1.0
1.5
2.0
2.5
3.0
0 2 4 6 8 101214161820
SUPPLY VOLTAGE
：
Vcc [V]
CIRCUIT
Ｃ
URRENT
：
Icc [mA]
[BA033CC0WT]
0.0
0.5
1.0
1.5
2.0
2.5
3.0
3.5
4.0
0 2 4 6 8 10121416 1820
SUPPLY VOLTAGE
：
Vcc [V]
OUTPUT VOLTAGE
：
V
OUT
[V]
[BA033CC0WFP]
●Reference Data (Unless specified otherwise, Vcc=8.3V, Vo=3.3V, VCTL=5.0V, and Io=0mA)
BA□□CC0□□(BA33CC0WT)
Fig.10 CTL Voltage vs. Output Voltage
Fig.11 Overvoltage Operating
Characteristics (Io=200mA)
Fig.12 Thermal Shutdown
Circuit Characteristics
Fig.6 Ripple Rejection Characteristics
(Io=100mA)
Fig.5 Input/Output Voltage Difference
I
OUT(0V=1A)
Fig.4 Load Stability
Fig.3 Input Stability
(Io=500mA)
Fig.1 Circuit current
Fig.2 Input Stability
Fig.7 Output Voltage
Temperature Characteristics
Fig.8 Circuit Current by load Level
(I
OUT=0mA→1A)
Fig.9 CTL Voltage vs. CTL Current