ISL9211B

4

FN7861.0

July 8, 2011

Absolute Maximum Ratings

Thermal Information

Output and VB Pin (OUT, VB) (Note 4) . . . . . . . . . . . . . . . . . . . . . -0.3V to 8V

Other Pins (ILIM, FAULT, EN) . . . . . . . . . . . . . . . . . . . . . . . . . . . -0.3V to 5.5V

ESD Rating

Human Body Model (Tested per JESD22-A114F) . . . . . . . . . . . . . . . . 3kV

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

Latch Up (Tested per JESD78B; Class II, Level A) . . . . . . . . . . . . . . . 100mA

Thermal Resistance (Typical)

8 Ld 2x2 µTDFN (Notes 5, 6). . . . . . . . . . . . .

98

37

Maximum Junction Temperature (Plastic Package) . . . . . . . . . . . .+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

Ambient Temperature Range . . . . . . . . . . . . . . . . . . . . . . . . -40°C to +85°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:

4. The maximum voltage rating for the VB pin under continuous operating conditions is 5.5V. All other pins are allowed to operate continuously at the

absolute maximum ratings.

5.

Tech Brief TB379.

6. For

Electrical Specifications

Boldface limits apply over the operating temperature range, -40°C to +85°C.

PARAMETER

SYMBOL

TEST CONDITIONS

MIN

(Note 8)

TYP

MAX

(Note 8)

UNITS

POWER-ON RESET

Rising

-

-

2.47

V

Falling

2.20

--

V

-

-

1000

µA

EN = H

-

80

-

µA

PROTECTIONS

Input OVP Protection

5.6

5.8

6.0

V

Input OVP Hysteresis

-

100

-

mV

Input OVP Falling Threshold

5.55

--

V

Input OVP Response Time (Note 7)

--

1

µs

Overcurrent Protection

0.93

1.0

1.07

A

Maximum Output Current

-2.0

-

A

Overcurrent Protection Blanking Time

-2.0

-

µs

Battery Overvoltage Protection Threshold

4.25

4.34

4.40

V

Battery OVP Threshold Hysteresis

-30-

mV

Battery OVP Blanking Time

-

180

-

µs

VB Pin Leakage Current

-

-

20

nA

Over-Temperature Protection Rising Threshold

-

150

-

°C

Over-Temperature Protection Falling Threshold

-

110

-

°C

LOGIC

EN Input Logic HIGH

1.5

--

V

EN Input Logic LOW

--

0.4

V

EN Internal Pull-down Resistor

-

200

-

k

Ω

FAULT Output Logic Low

Sink 5mA current

-

0.4

0.8

V