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BA78M18FP-E2 View Datasheet(PDF) - ROHM Semiconductor

Part Name
Description
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BA78M18FP-E2 Datasheet PDF : 13 Pages
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BA78□□Series,BA78M□□Series
Technical Note
BA78M□□ Characteristics data(Ta=25, Vin=10V(05), 14V(08), 23V(15) unless otherwise specified)
20
Ta=25
Io=0mA
20
Ta=25
Io=350mA
20
TTaa==2255
15
15
BA78M15
15
BA78M15
IoIo==550000mmAA
BA78M15
10
BA78M08
5
BA78M05
0
0
5
10 15 20 25 30
Vin [V]
Fig.1 Line Regulation (Io=0mA)
10
BA78M08
5
BA78M05
0
0
5
10
15
20
25
30
Vin [V]
Fig.2 Line Regulation (Io=350mA)
10
BA78M08
5
BA78M05
0
0
5
10
15
20
25
30
Vin [V]
Fig.3 Line Regulation(Io=500mA)
6
Ta=25
5
Io=0mA
BA78M05
4
BA78M08
3
BA78M15
2
1
0
0
5
10
15
20
25
30
Vin [V]
Fig.4 ViInN - Ibo
2.0
Ta=25
1.5
BA78M05
BA78M08
BA78M15
1.0
0.5
0.0
0
0.1
0.2
0.3
0.4
0.5
Io [A]
Fig.7 Dropout Voltage
20
Ta=25
BA78M15
15
10
BA78M08
BA78M05
5
0
0.0
0.5
1.0
1.5
2.0
Io [A]
Fig.5 Load Regulation
1.0
Ta=25
0.8
BA78M05
BA78M08
0.6
BA78M15
0.4
0.2
0.0
0
5
10 15 20 25 30
Vin [V]
Fig.8 Short – Circuit Output Current
2.0
Ta=25
1.5
BA78M05
BA78M08 BA78M15
1.0
0.5
0.0
0
5
10
15
20
25
30
Vin [V]
Fig.6 Peak Output Current
100
BA78M05
80
60
BA78M08 BA78M15
40
20 Ta=25
Io=100mA
00
1100
110000
11K000 1100K000 1100000K00 1010M0000
FrequencyHz
Frequency [Hz]
Fig.9 Ripple Rejection Ratio
1.5
Io=5mA
1.0
0.5
BA78M05
0.0
BA78M15
-0.5
BA78M08
-1.0
-1.5
-40
-20 0 20 40 60
Ta []
Fig.10 Ta - Vo
80 100
www.rohm.com
© 2009 ROHM Co., Ltd. All rights reserved.
6
Io=0mA
5
4
3
2
1
BA78M15
BA78M15
BAB7A87M8M0808
BA78M05
BA78M05
0
-40 -20 0 20 40 60
Ta[]
Fig.11 Ta - Ib
80 100
7/12
6
Ta=25
5
BA78M15
4
BA78M08
3
BA78M05
2
1
0
0
0.1
0.2
0.3
0.4
0.5
Io [A]
Fig.12 Io - Ib
2009.11 - Rev.B
 

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