ISL95871C

6

FN6856.2

June 8, 2011

Absolute Maximum Ratings

Thermal Information

DCIN, CSIP, CSIN, CSOP, CSON, VIN to PGND . . . . . . . . . . . . . . . -0.3V to +28V

DCIN, CSIP, CSIN, VIN to GND . . . . . . . . . . . . . . . . . . . . . . . . . . -0.3V to +28V

CSOP, CSON, VFB to GND. . . . . . . . . . . . . . . . . . . . . . . . . . . . . . -0.3V to +28V

CSIP-CSIN, CSOP-CSON, PGND-AGND . . . . . . . . . . . . . . . . . . -0.3V to +0.3V

PHASE-PGND and VIN-PHASE . . . . . . . . . . . . . . . . . . . . . . . . . . . -6V to +28V

UGATE. . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . PHASE - 0.3V to BOOT + 0.3V

BOOT to PGND. . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . -0.3V to +33V

BOOT to PHASE . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . -0.3V to +6V

ICOMP, VCOMP, VREF, to AGND. . . . . . . . . . . . . . . . . . . .-0.3V to VDD + 0.3V

VDDSMB, SCL, SDA, ACIN, ACOK to AGND . . . . . . . . . . . . . . . . -0.3V to +6V

VDD to AGND, VDDP to PGND . . . . . . . . . . . . . . . . . . . . . . . . . . . -0.3V to +6V

Thermal Resistance (Typical)

50 Ld 5x7 QFN Package (Notes 4, 5) . . . . . .

32

2

Operating Junction Temperature Range . . . . . . . . . . . . . .-10°C to +125°C

Storage Temperature . . . . . . . . . . . . . . . . . . . . . . . . . . . . . .-65°C to +150°C

Pb-Free Reflow Profile . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . see link below

http://www.intersil.com/pbfree/Pb-FreeReflow.asp

Recommended Operating Conditions

Ambient Temperature (see Figure 11). . . . . . . . . . . . . . . .-10°C to +100°C

Supply Voltage DCIN and VIN . . . . . . . . . . . . . . . . . . . . . . . . . . . . . 8V to 22V

VDDSMB . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . 2.7V to 5.5V

CAUTION: Do not operate at or near the maximum ratings listed for extended periods of time. Exposure to such conditions may adversely impact product

reliability and result in failures not covered by warranty.

NOTES:

4.

5. For

+125°C.

PARAMETER

CONDITIONS

MIN

(Note 6)

TYP

MAX

(Note 6) UNITS

CHARGE VOLTAGE REGULATION

Battery Full Charge Voltage and Accuracy

ChargeVoltage = 0x41A0

16.716

16.8

16.884

V

-0.5

0.5

%

ChargeVoltage = 0x3130

12.529 12.592 12.655

V

-0.5

0.5

%

ChargeVoltage = 0x20D0

8.358

8.4

8.442

V

-0.5

0.5

%

ChargeVoltage = 0x1060

4.163

4.192

4.221

V

-0.7

0.7

%

Battery Trickle Charge Threshold

VFB rising

2.55

2.7

2.85

V

Battery Trickle Charge Threshold Hysteresis

100

200

400

mV

CHARGE CURRENT REGULATION

CSOP to CSON Full-Scale Current-Sense Voltage

78.22

80.64

83.06

mV

Charge Current and Accuracy

RS2 = 10m

Ω (see Figure 4)

ChargeCurrent = 0x1F80

CSON from 0V to 19.2V

7.822

8.064

8.306

A

-3

3

%

RS2 = 10m

Ω (see Figure 4)

ChargeCurrent = 0x0F80

CSON from 0V to 19.2V

3.849

3.968

4.087

A

-3

3

%

RS2 = 10m

Ω (see Figure 4)

ChargeCurrent = 0x0080

CSON from 0V to 19.2V

64

128

220

mA

Charge Current Gain Error

Based on charge current = 128mA and 8.064A

-1.6

1.4

%