AP3003S-12TRE1 查看數據表（PDF） - BCD Semiconductor
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AP3003S-12TRE1 Datasheet PDF : 16 Pages
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150kHz 3A BUCK DC-DC CONVERTER
Typical Performance Characteristics (Continued)
Data Sheet
AP3003
92.5
90.0
87.5
85.0
82.5
80.0
77.5
75.0
72.5
70.0
I =3A, T =25OC
OUT
J
67.5
3.3V Version
65.0
5.0V Version
12V Version
62.5
ADJ Version (V =2.5V)
OUT
60.0
0
4
8
12
16
20
24
28
32
36
Input Voltage (V)
0.20
0.16
0.12
0.08
0.04
0.00
-0.04
-0.08
-0.12
V =5.0V
OUT
-0.16
I =0.1A
LOAD
T =25OC
J
-0.20
0
4
8
12
16
20
24
28
32
36
Input Voltage (V)
Figure 8. Efficiency vs. Input Voltage
Figure 9. Line Regulation
5.05
5.04
5.03
5.02
5.01
5.00
4.99
4.98
4.97
V =12V, V =5.0V
4.96
IN
OUT
T =25OC
J
4.95
0.0
0.5
1.0
1.5
2.0
2.5
3.0
3.5
Output Current (A)
1.6
1.5
1.4
1.3
1.2
1.1
1.0
0.9
0.8
0.7
V =12V, T =25OC
IN
J
0.6
0.0
0.5
1.0
1.5
2.0
2.5
3.0
3.5
Switch Current (A)
Figure 10. Load Regulation
Figure 11. Switch Saturation Voltage vs. Switch Current
Feb. 2007 Rev. 1. 0
BCD Semiconductor Manufacturing Limited
9
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