ACT4533A/B

Rev 0, 14-Aug-13

Innovative Power

TM

- 13 -

www.active-semi.com

Copyright © 2013 Active-Semi, Inc.

TYPICAL PERFORMANCE CHARACTERISTICS

(Schematic as show in Figure 9, Ta = 25°C, unless otherwise specified)

2780

2740

2700

2660

2620

2580

Temperature (°C)

-20

10

40

70

100

130

CC Current vs. Temperature

CC Current vs. Input Voltage

2850

2800

2750

2700

2650

2660

Input Voltage (V)

10

15

20

25

30

35

40

Maximum Peak Current vs. Duty Cycle

9.0

8.0

7.0

6.0

5.0

4.0

3.0

Duty Cycle

10

20

30

40

50

90

60

70

80

Input Voltage (V)

10

15

20

25

30

40

35

Switching Frequency vs. Input Voltage

145

140

135

130

125

120

115

110

Switching Frequency vs. Feedback Voltage

150

120

90

60

30

0

Feedback Voltage (mV)

0

100

200

300

400

500

600

700

800

900

Load Current (A)

0

0.4

0.8

1.2

1.6

3.6

2.8

3.2

2.0

2.4

100

85

80

75

70

65

60

95

90

Efficiency vs. Load current