ACT6308
Rev PrB, 20-Feb-08
TYPICAL PERFORMANCE CHARACTERISTICS
(Typical Application Circuit, L = 2.2µH, C1 = 2.2µF ceramic, C2 = 4.7µF ceramic, unless otherwise specified.)
Efficiency vs. Output Current
1.00
100
ACT6308-001
Efficiency vs. Output Current
ACT6308-002
0.90
90
Efficiency (%)
V
IN
= 2.4V
0.80
V
IN
= 3.7V
Efficiency (%)
80
0.70
V
IN
= 1.2V
V
IN
= 2.4V
V
OUT
= 5V
FB = GND
100
1000
70
V
IN
= 1.8V
V
IN
= 1.5V
V
OUT
= 3.3V
FB = GND
10
100
1000
0.60
0.50
60
50
0.1
1.0
0.1
1.0
10
Output Current (mA)
Output Current (mA)
Startup Voltage vs. Constant Current Load
2.00
1.75
1.50
1.25
1.00
0.75
0.50
0
20
40
60
80
V
OUT
= 3.3V
100
200
ACT6308-003
Startup Voltage vs. Constant Resistance Load
2.00
1.75
1.50
1.25
1.00
0.75
0.50
0
20
40
60
80
V
OUT
= 3.3V
100
200
ACT6308-004
Startup Voltage (V)
Constant Current Load (mA)
Startup Voltage (V)
Current Load at 3.3V (mA)
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