ISL95210

5

FN6938.2

June 2, 2011

Absolute Maximum Ratings

Thermal Information

All pins . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . -0.3V to +6V

Recommended Operating Conditions

VCC Supply Voltage . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . .+5V ±10%

PVCC Supply Voltage . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . .+5V ±10%

VIN Supply Voltage . . . . . . . . . . . . . . . . . . . . . . . . . . . . . .+3.3V to +5V ±10%

Junction Temperature (ISL95210HRZ) . . . . . . . . . . . . . . .-10°C to +125°C

Junction Temperature (ISL95210IRZ) . . . . . . . . . . . . . . . .-40°C to +125°C

Thermal Resistance (Typical)

32 Ld QFN Package (Notes 4, 5) . . . . . . . .

40

4

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

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.

Brief TB379.

5. For

operating temperature range (-10°C to +100°C for ISL95210HRZ; -40°C to +100°C for

ISL95210IRZ).

PARAMETER

TEST CONDITIONS

MIN

(Note 7)

TYP

MAX

(Note 7)

UNITS

BIAS SUPPLIES

Shutdown Supply Current [PVCC]

EN = low, VIN = PVCC = high

0.4

10

µA

Switching Supply Current [PVCC]

EN = high, VCC = high, FSET = GND(400kHz),

FCCM = high

7.2

mA

EN = high, VCC = high, FSET = FLOAT (533kHz),

FCCM = high

8.9

mA

EN = high, VCC = high, FSET = high (800kHz),

FCCM = high

12.2

mA

Standby Supply Current [PVCC]

1.9

2.7

mA

VCC POR (Power-On Reset) Threshold

VCC rising

4.25

4.50

V

VCC falling

4.00

4.25

V

PWM MODULATOR

-5

5

%

FSET = GND(400kHz)/FLOAT(533kHz)/VCC (800kHz),

-10°C to +100°C

-10

10

%

-40°C to +100°C

-15

15

%

CONTROL THRESHOLDS

EN Rising Threshold

2.0

V

EN Falling Threshold

1.0

V

FCCM, MPCT, MSEL, FSET, VSEL_

Input Low Threshold

1.20

1.50

1.80

V

FCCM, MPCT, MSEL, FSET, VSEL_

Input Floating Voltage

Input impedance > 1M

Ω

1.85

2.00

2.15

V

FCCM, MPCT, MSEL, FSET, VSEL_

Input High Threshold

2.2

2.50

2.8

V