
150kHz 3A BUCK DC-DC CONVERTER AP3003
Data Sheet
8
Aug. 2008 Rev. 1. 2 BCD Semiconductor Manufacturing Limited
Figure 6. Efficiency vs. Output Current
Figure 7. Efficiency vs. Output Current
Typical Performance Characteristics
Figure 4.
Efficiency vs. Output Current
Figure 5. Efficiency vs. Output Current
0.00.51.01.52.02.53.03.5
60.0
62.5
65.0
67.5
70.0
72.5
75.0
77.5
80.0
82.5
85.0
87.5
90.0
efficiency (%)
Output Current (A)
ADJ Version (V
OUT
Regulated to 2.5V)
V
IN
=10V, T
J
=25
O
C
0.00.51.01.52.02.53.03.5
60.0
62.5
65.0
67.5
70.0
72.5
75.0
77.5
80.0
82.5
85.0
87.5
90.0
Efficiency (%)
Output Current (A)
5.0V Version
V
IN
=12V, T
J
=25
O
C
0.00.51.01.52.02.53.03.5
60.0
62.5
65.0
67.5
70.0
72.5
75.0
77.5
80.0
82.5
85.0
87.5
90.0
Efficiency (%)
Output Current (A)
3.3V Version
V
IN
=12V, T
J
=25
O
C
0.00.51.01.52.02.53.03.5
60.0
62.5
65.0
67.5
70.0
72.5
75.0
77.5
80.0
82.5
85.0
87.5
90.0
Efficiency (%)
Output Current (A)
12V Version
V
IN
=24V,T
J
=25
o
C
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