SC806 datasheet(10/13 Pages) SEMTECH

10 / 13 page

 2004 Semtech Corp.

www.semtech.com

SC806

POWER MANAGEMENT

Typical Characteristics

Fast Charge I, Pre-Charge I Vcc < 4.2V

-35.0%

-30.0%

-25.0%

-20.0%

-15.0%

-10.0%

-5.0%

0.0%

5.0%

4.55

5.5

Input Voltage VCC (volts)

FastC harge C urrentError

Pre Charge C urrentError

Iprogram Voltage -vs- Iout

0.2

0.4

0.6

0.8

1.2

1.4

1.6

1.8

15.00%

20.00%

40.00%

60.00%

80.00%

100.00%

Output Current Percent, CC limit = 100%

-10.00%

-9.00%

-8.00%

-7.00%

-6.00%

-5.00%

-4.00%

-3.00%

-2.00%

-1.00%

0.00%

Iprgm _V oltage

Iprgm Voltage Error

Fast Charge Output Current Line Regulation

750

755

760

765

770

775

780

785

790

795

800

3.54

4.14.15

4.18

4.2

Vout Battery Voltage (Volts)

200

300

400

500

600

700

800

900

Iout_fastQ _vcc=5.0

Iout_fastQ _vcc=5.5

Iout_fastQ _vcc=4.5

Pre-Charge Output Current Line Regulation

51.1

51.2

51.3

51.4

51.5

51.6

51.7

51.8

51.9

11.522.52.75

Vout Battery Voltage (Volts)

Iout_PretQ _vcc=5.0

Iout_PreQ _vcc=5.5

Iout_PreQ _vcc=4.5

Drop-out Voltage -vs- Iout

0.05

0.1

0.15

0.2

0.25

0.3

0.35

0.4

100

500

800

Output Current (mA)

0.4

0.41

0.42

0.43

0.44

0.45

0.46

0.47

0.48

0.49

0.5

D rop-out_V oltage

Drop-outResistancer

SC806 Datasheet(PDF) 10 Page - Semtech Corporation

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