LP3910 datasheet(16/72 Pages) TI1

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VBATT(V)

55.0

53.0

51.0

49.0

47.0

45.0

1.0

1.5

2.0

2.5

3.0

125°C

25°C

0°C

USBPWR (V)

56.0

54.0

52.0

50.0

48.0

4.0

4.5

5.0

5.5

6.0

125°C

25°C

0°C

CHG_DET PIN VOLTAGE (V)

-7.50

-7.70

-7.90

-8.10

-8.30

-8.50

4.0

4.5

5.0

5.5

6.0

-20°C

25°C

125°C

VBATT (V)

540

520

500

480

460

440

2.75

3.00

3.25

3.50

3.75

4.00

4.25

125°C

25°C

0°C

JUNCTION TEMPERATURE (°C)

-50

100

150

4.25

4.24

4.22

4.21

4.19

4.18

4.15

4.23

4.17

4.20

4.16

TEMPERATURE (°C)

-7.50

-7.70

-7.90

-8.10

-8.30

-8.50

-20

100

130

LP3910

SNVS481M – NOVEMBER 2006 – REVISED DECEMBER 2015

www.ti.com

7.21 Typical Characteristics

TA = 25°C unless otherwise noted

7.21.1 Battery-Charger Characteristics

Figure 2. TS Pin Current vs Temperature

Figure 1. VTERM 4.2 V vs Temperature

CHG_DET = 5 V

Figure 3. TS Pin Current vs CHG_DET

Figure 4. CHG vs VBATT

Prequal IPROG = 500 mA

CHG_DET = 5 V

VBATT = 2.5 V Prequal

Figure 5. IU vs VBATT

Figure 6. ICHG vs USBPWR

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