KA278R51 查看數據表（PDF） - Fairchild Semiconductor
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KA278R51 Datasheet PDF : 8 Pages
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Typical Perfomance Characteristics
7
6
5
RL=
4
3
RL=2.5Ω
2
1
0
0
5
10
15
Input voltage Vin (V)
Figure 1.Output Voltage vs. Input Voltage
KA278R51
50
40
30
20
10
0
0
RL=
5
10
15
Input voltage Vin (V)
Figure 2.Quiescent Current vs. Input Voltage
7
6
5
4
3
2
1
0
0
0.5
1
1.5
2
2.5
3
Disable voltage Vdis (V)
Figure 3.Output Voltage vs. Disable Voltage
5.16
5.14
5.12
5.10
5.08
5.06
5.04
5.02
-25
0
25
50 75 100 125
TEMPERATURE Tj(oC)
Figure 4.Output Voltage vs. Temperature(Tj)
10
8
6
4
2
0
-25
0
25
50 75 100 125
Junction temperature Tj(oC)
Figure 5.Quiescent Current vs. Temperature(Tj)
0.6
0.5
0.4
0.3
0.2
0.1
0
-25
I o=2A
1.5A
1.0A
0.5A
0
25 50
75 100 125
Junction temperature Tj (oC)
Figure 6.Dropout Voltage vs. Junction Temperature
3
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