ACT4060A
TYPICAL PERFORMANCE CHARACTERISTICS
(Circuit of Figure 3, unless otherwise specified.)
Rev 0, 28-Apr-09
Efficiency vs. Output Current
100
90
80
V
OUT
= 2.5V
V
IN
= 7V
100
90
80
ACT4060A-001
Efficiency vs. Output Current
ACT4060A-002
V
OUT
= 5V
V
IN
= 7V
V
IN
= 12V
Efficiency (%)
60
50
40
30
20
10
0
10
V
IN
= 12V
Efficiency (%)
70
70
60
50
40
30
20
10
0
100
1000
10000
10
100
1000
10000
Output Current (mA)
Output Current (mA)
Efficiency vs. Output Current
100
5000
Maximum Output Current vs. Duty Cycle
Maximum Output Current (mA)
ACT4060A-003
ACT4060A-004
80
V
IN
= 5V
4000
Efficiency (%)
60
V
IN
= 12V
3000
40
2000
20
V
OUT
= 3.3V
10
100
1000
10000
1000
0
0
0
20
40
60
80
100
Output Current (mA)
Duty Cycle (% )
Switching Frequency vs. Input Voltage
410
1.33
ACT4060A-005
Feedback Voltage vs. Temperature
ACT4060A-006
Switching Frequency (kHz)
405
Feedback Voltage (V)
1.31
400
395
390
385
380
4
1.29
1.27
V
OUT
= 2.5V
I
OUT
= 1A
1.25
6
8
10
12
14
16
18
20
-50
0
50
100
150
Input Voltage (V)
Temperature (°C)
Innovative Power
TM
-9-
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