6

FN7591.0

March 16, 2010

Absolute Maximum Ratings

Thermal Information

Supply Voltage, VDD. . . . . . . . . . . . . . . . . . . .-0.3V to +7V

Battery Voltage, VIN . . . . . . . . . . . . . . . . . . . . . . . . . +28V

Boot Voltage (BOOT) . . . . . . . . . . . . . . . . . . -0.3V to +33V

Boot to Phase Voltage (BOOT-PHASE) . . . . -0.3V to +7V(DC)

. . . . . . . . . . . . . . . . . . . . . . . . . . . -0.3V to +9V(<10ns)

Phase Voltage (PHASE) . . . . . -7V (<20ns Pulse Width, 10µJ)

UGATE Voltage (UGATE) . . . . . . . PHASE-0.3V (DC) to BOOT

. . . . . . . . . PHASE-5V (<20ns Pulse Width, 10µJ) to BOOT

LGATE, LGATEa and LGATEb Voltage

. . . . . . . . . . . . . . . . . . . . . . . . . -0.3V (DC) to VDD+0.3V

LGATEa and LGATEb

. . . . . . . . . -2.5V (<20ns Pulse Width, 2.5µJ) to VDD+0.3V

LGATE

. . . . . . . . . . -2.5V (<20ns Pulse Width, 5µJ) to VDD + 0.3V

All Other Pins. . . . . . . . . . . . . . . . . . -0.3V to (VDD + 0.3V)

Open Drain Outputs, PGOOD, VR_TT#, CLK_EN#

. . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . .-0.3V to +7V

ESD Rating

Human Body Model (Tested per JESD22-A114E) . . . . . 2kV

Machine Model (Tested per JESD22-A115-A) . . . . . . . 200V

Latch Up (per JESD-78B; Class 2, Level B, Note 6) . . 100mA

Thermal Resistance (Typical)

28 Ld TQFN Package (Notes 4, 5) . .

42

5

Maximum Junction Temperature . . . . . . . . . . . . . . . +150°C

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

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

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

Recommended Operating Conditions

Supply Voltage, VDD . . . . . . . . . . . . . . . . . . . . . +5V ±5%

Battery Voltage, VIN . . . . . . . . . . . . . . . . . . . +4.5V to 25V

Ambient Temperature

ISL62884CHRTZ. . . . . . . . . . . . . . . . . . -10°C to +100°C

ISL62884CIRTZ . . . . . . . . . . . . . . . . . . -40°C to +100°C

Junction Temperature

ISL62884CHRTZ. . . . . . . . . . . . . . . . . . -10°C to +125°C

ISL62884CIRTZ . . . . . . . . . . . . . . . . . . -40°C to +125°C

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:

features. See Tech Brief TB379.

6. Jedec Class II pulse conditions and failure criterion uses. Level B exception is using a minimum negative pulse of -1.2V on the

DPRSLPVR pin (#28).

noted. Boldface limits apply over the operating temperature range, -40°C to

+100°C.

PARAMETER

SYMBOL

TEST CONDITIONS

MIN

TYP

MAX

UNITS

INPUT POWER SUPPLY

+5V Supply Current

VR_ON = 1V

3.2

4.0

mA

VR_ON = 0V

1

µA

Battery Supply Current

VR_ON = 0V

1

µA

VR_ON = 1V

900

kΩ

Power-On-Reset Threshold

4.35

4.5

V

4.00

4.15

V

SYSTEM AND REFERENCES

ISL62884CHRTZ System

Accuracy

VID = 0.75V to 1.50V

-0.5

+0.5

%

VID = 0.5V to 0.7375V

-8

+8

mV

VID = 0.3V to 0.4875V

-15

+15

mV

ISL62884CIRTZ System

Accuracy

VID = 0.75V to 1.50V

-0.8

+0.8

%

VID = 0.5V to 0.7375V

-10

+10

mV

VID = 0.3V to 0.4875V

-18

+18

mV

Boot Supply Voltage

ISL62884CHRTZ

1.194

1.2

1.206

V

ISL62884CIRTZ

1.1904

1.2

1.2096

V

Maximum Output Voltage

VID = [0000000]

1.500

V

ISL62884C