ACT2802

Rev 0, 21-Jan-14

- 18 -

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TYPICAL PERFORMANCE CHARACTERISTICS CONT’D

(Schematic as show in Figure 20, Ta = 25°C, unless otherwise specified)

3000

2000

1500

1000

500

0

2500

Output Current (mA)

0

500

1000

1500

2000

2500

2500

2000

1500

1000

500

0

Vbat (V)

0

0.5

1.0

1.5

2.0

2.5

3.0

3.5

4.0

4.5

Charge Efficiency

92.0

91.5

91.0

90.5

90.0

89.5

89.0

Vbat (V)

3.0

3.2

3.4

3.6

3.8

4.0

4.2

Battery Charge Current VS. Temperature

3000

2000

1500

1000

500

0

2500

Temperature (°C)

-20

0

20

40

60

80

100

120

140

Boost Efficiency

100.0

90.0

80.0

70.0

60.0

50.0

40.0

Output Current (mA)

0

300

600

900

1200

1500

1800

2100

2400

Input Current

Charge Current

Vbat=3.2V

Vbat=3.7V

Vbat=4.1V

25.0

20.0

15.0

10.0

5.0

0

Temperature (°C)

-20

0

20

40

60

80

120

100

Boost Leakage VS. Temperature

(HZ Mode)

Vbat=4.1V

Vbat=3.5V

Battery Charge V/I Profile

Charge Current VS. Output Current