EN5329QI

Electrical Characteristics

NOTE: VIN = 5V, Minimum and Maximum values are over operating ambient temperature range unless otherwise noted.

PARAMETER

SYMBOL

TEST CONDITIONS

MIN

TYP

MAX

UNITS

Operating Input Voltage

2.4

5.5

V

Feedback Node Initial

Accuracy

0.588

0.600

0.612

V

Output Variation (Note 3)

(Line, Load, Temperature)

2.4V

≤ V

0

≤ I

LOAD

≤ 2A

-3

+3

%

VFB, ENABLE, TST0/1/2

Pin Input Current (Note 4)

+/-40

nA

Shutdown Current

ENABLE Low

20

µA

Under Voltage Lock-out –

Voltage Above Which UVLO is

Not Asserted

2.2

V

Under Voltage Lock-out –

Voltage Below Which UVLO is

Asserted

2.1

V

Soft-start Time

Time from Enable High (Note 4)

0.91

1.40

1.89

ms

Dropout Resistance

150

300

m

Ω

ENABLE Voltage

Threshold

Logic Low

Logic High

0.0

1.4

0.4

V

POK Threshold

92

%

POK Threshold

90

%

POK Low Voltage

0.15

0.4

V

Current

POK High

0.5

2

µA

Current Limit Threshold

2.4V

≤ V

3.5

5

A

Operating Frequency

3.2

MHz

Output Ripple Voltage

5

5

Note 3: Output voltage variation is based on using 0.1% accuracy resistor values.

Note 4: Parameter not production tested but is guaranteed by design.

5

www.altera.com/enpirion

08326

December 3, 2013

Rev B