Low Voltage/1A Output LDO Regulator
BA□□BC0WFP/WT
BA□□BC0FP/T
●Description
BA□□BC0WFP/WT anBA□□
○○
BC0FP/T are
PNP output LDO regulator ICs with the output
current of 1A and voltage accuracy of
±
2%.
Over-current protection circuit and thermal
protection circuit are incorporated.
BA□□BC0WFP/WT incorporates shutdown
switch to control output ON/OFF.
【Series
line-up】
Part No.
Current (A)
●Dimension
（Units：mm）
BA□□BC0WFP
1.5±0.2
6.5±0.2
+0.2
5.1
−0.1
2-C0.5
2.3±0.2
0.5±0.1
5.5±0.2
1.5
0.8
0.5
1.27
0.5±0.1
1.0±0.2
TO252-5
Output
Voltage
(V)
Output
Package
8
8
8
8
9
9
9
9
10 TO252-5
10 TO220FP-5
10 TO252-3
BA□□BC0WFP
BA□□BC0WT
1.0
1.5 1.8 2.5 3 3.3 5
1.5 1.8 2.5 3 3.3 5
1.5 1.8 2.5 3 3.3 5
1.5 1.8 2.5 3 3.3 5
6
6
6
6
7
7
7
7
BA□□BC0WT
10.0
1.8
±
0.2
7.0
+ 0.3
– 0.1
+ 0.3
– 0.1
2.5
1
2
3
4
5
9.5±0.5
4.5
+ 0.3
– 0.1
φ
3.2
±
0.1
2.8
+ 0.2
– 0.1
BA□□BC0FP
BA□□BC0T
12.0
±
0.2
17.0
13.5Min.
0.85
±
0.2
●Features
1) Maximum output current : 1A
2) Output voltage accuracy :
±
2%
3) Low drop-out voltage type with PNP output
4) Built-in over-current protection circuit and
thermal protection circuit
5) Built-in shutdown circuit which circuit current
is 0uA.
(BA□□BC0WFP/WT)
6) Two types of package
(Small mounting type and insertion type)
●Applications
Consumer products
●Absolute
Maximum Ratings（Ta=25˚C）
Parameter
Supply Voltage
Power
Dissipation
TO252-3
TO252-5
TO220FP-5
TO220FP
8.0
±
0.2
0.7
10 TO220FP
+ 0.4
– 0.2
1.2
0.8
1.778
0.5
±
0.1
2.85
1 2 3 4 5
TO220FP-5
BA□□BC0FP
C0.5
6.5±0.2
1.5±0.2
5.1
−0.1
FIN
+0.2
2.3±0.2
0.5±0.1
5.5±0.2
1.5
1
0.8
2
3
0.65
0.75
0.65
2.3±0.2 2.3±0.2
0.5±0.1
1.0±0.2
TO252-3
Symbol
V
CC
Pd
Topr
Tstg
Tjmax
-40
-55
Limits
18
1200
1300
2000
2000
＊1
＊2
＊3
＊4
＊4
Unit
V
mW
+ 0.4
– 0.2
BA□□BC0T
10.0
1.8
±
0.2
7.0
+ 0.3
– 0.1
+ 0.3
– 0.1
2.5
9.5±0.5
4.5
+ 0.3
– 0.1
φ
3.2
±
0.1
2.8
+ 0.2
– 0.1
12.0
±
0.2
17.0
Operating Temperature Range
Storage Temperature Range
Junction Temperature
∼
∼
150
＋105
＋150
˚C
˚C
˚C
13.5Min.
5.0
±
0.2 8.0
±
0.2
1.3
1
0.8 3
2.54
±
0.5
0.1
0.55
+ 0.05
–
＊1
Do not however exceed Pd.
＊2
Mounted on 70mm×70mm×1.6mm glass-epoxy PCB Derating in done at
9.6mW/˚C
for operating above Ta=25˚C
＊3
Mounted on 70mm×70mm×1.6mm glass-epoxy PCB Derating in done at 10.4mW/˚C for operating above Ta=25˚C
＊4
Derating in done at 16mW/˚C for operating above Ta=25˚C
2.54
±
0.5
2.6
±
0.5
TO220FP
[BA□□BC0WFP/WT]
●Electrical
Characteristics (
Unless otherwise specified, Ta=25˚C, Vcc=3.3V, V
CTL
=3V)
Parameter
Shut down circuit current
Output voltage
Peak output current
Ripple rejection
Line regulation
Load regulation
Temperature coefficient of output current
ON mode voltage
OFF mode voltage
Input high current
＊
Symbol
Isd
Vo
Io
R.R.
Reg.I
Reg.L
Tcvo
Vth1
Vth2
I
in
Min.
-
0.98×Vo
1.0
44
-
-
-
2.0
-
40
Typ.
0
Vo
-
55
15
33
±0.02
-
-
80
Max.
10
1.02×Vo
-
-
35
75
-
-
0.8
130
Unit
µA
V
A
dB
mV
mV
V
V
µA
Conditions
V
CTL
=0V, OFF MODE
Vo : Refer to the series line-up
f=120Hz, ein=-20dBV, Io=100mA
Io=200mA
Io=0mA
→
1A
Io=0mA
OFF MODE, Io=0mA
Io=0mA
% /
℃
Io=5mA, Tj=0~125℃
＊
Designed Guarantee.(Outgoing inspection is not done all products.)
●Electrical
Characteristics (
Unless otherwise specified, Ta=25˚C, Vcc=3.3V)
Parameter
Output voltage
Peak output current
Ripple rejection
Line regulation
Load regulation
Temperature coefficient of output current
＊
[BA□□BC0FP/ T]
Symbol
Vo
Io
R.R.
Reg.I
Reg.L
Tcvo
Min.
0.98×Vo
1.0
44
-
-
-
Typ.
Vo
-
55
15
33
±0.02
Max.
1.02×Vo
-
-
35
75
-
Unit
V
A
dB
mV
mV
Conditions
Vo : Refer to the series line-up
f=120Hz, ein=-20dBV, Io=100mA
Io=200mA
Io=0mA
→
1A
% /
℃
Io=5mA, Tj=0~125℃
＊
Designed Guarantee.(Outgoing inspection is not done all products.)
●Application
Circuit
[BA□□BC0WFP]
Fin
[BA□□BC0WT]
GND
BA□□BC0WT
[BA□□BC0FP]
Fin
[BA□□BC0T]
GND
Vcc
Driver
BA□□BC0FP
BA□□BC0WFP
BA□□BC0FP
Vcc
Vcc
Vcc
Driver
Vref
Driver
Vref
Driver
Vref
Vref
R2
R2
R2
R2
R1
R1
R1
R1
TSD
OCP
TSD
OCP
TSD
OCP
TSD
OCP
1
CTL
2
Vcc
3
N.C.
4
OUT
5
N.C.
1
CTL
2
Vcc
3
GND
4
OUT
5
N.C.
1
Vcc
2
N.C.
3
OUT
1
Vcc
2
GND
3
OUT
Vcc
0.33µF
+
22µF
Vcc
0.33µF
+
22µF
Vcc
0.33µF
+
22µF
Vcc
0.33µF
+
22µF
MCU
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