MAX8566ETJ datasheet(4/20 Pages) MAXIM

Part #	MAX8566ETJ

Description	High-Efficiency, 10A, PWM Internal-Switch Step-Down Regulator 32-Lead TQFN Package

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Manufacturer	MAXIM [Maxim Integrated Products]

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High-Efficiency, 10A, PWM

Internal-Switch Step-Down Regulator

4

_______________________________________________________________________________________

ELECTRICAL CHARACTERISTICS (continued)

(VIN = VDD = VEN = 3.3V, VFB = 0.5V, VSYNC = 0V, TA = 0°C to +85°C, typical values are at TA = +25°C, unless otherwise noted.)

PARAMETER

CONDITIONS

MIN

TYP

MAX

UNITS

SYNC

Capture Range

VDD = 2.3V to 3.6V

0.25

2.40

MHz

tLO

100

Pulse Width

VDD = 2.3V to 3.6V

tHI

100

ns

VIH

0.4

0.95

Input Threshold

VDD = 2.3V to 3.6V

VIL

1

1.6

V

IIH

-1

+10

Input Current

VSYNC = 0V or 3.6V, VDD = 3.6V

IIL, TA = +25°C

-1

+0.01

+1

µA

SYNCOUT

Frequency Range

VDD = 2.3V to 3.6V

0.25

2.40

MHz

Phase Shift from SYNC or

Internal Oscillator

Frequency = 1MHz

160

180

230

Degrees

VOH

VDD -

0.4

VDD -

0.05

Output Voltage

ISYNCOUT = ±1mA,

VDD = 2.3V to 3.6V

VOL

0.05

0.4

V

THERMAL SHUTDOWN

Thermal-Shutdown Threshold

When LX stops switching

+165

°C

Thermal-Shutdown Hysteresis

20

°C

POWER GOOD

Threshold Voltage

VFB falling, 3mV hysteresis

86

90

93

% of

VREFIN

or 0.6V

Falling-Edge Deglitch

30

50

80

µs

Output Low Voltage

IPWRGD = 4mA

0.15

0.3

V

Leakage Current

VPWRGD = 3.6V, VFB = 0.9V, TA = +25°C

0.01

1

µA

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