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FAN5234
(Rev.:2010)

Dual Mobile-Friendly PWM / PFM Controller

Fairchild Semiconductor 

Electrical Characteristics (Continued)

Symbol

Parameter

Power-Good Output and Control Pins

Lower Threshold

Upper Threshold

PGOOD Output Low

Leakage Current

Soft-Start Voltage, PGOOD

Enabled

EN, FPWM Inputs

VINH Input High

VINL Input Low

Conditions

% of Set Point, 2µs

Noise Filter

% of Set Point, 2µs

Noise Filter

IPGOOD = 4mA

VPULLUP = 5V

Min.

86

110

2

Typ.

Max. Units

92

%

115

%

0.5

V

1

µA

1.5

%

VREF2

V

0.8

V

© 2004 Fairchild Semiconductor Corporation

FAN5234 • Rev. 2.0.0

6

www.fairchildsemi.com

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