NCP6354

http://onsemi.com

4

ELECTRICAL CHARACTERISTICS

125°C. unless other noted.)

Characteristics

Test Conditions

Symbol

Min

Typ

Max

Unit

SUPPLY VOLTAGE

(Note 9)

2.3

−

5.5

V

SUPPLY CURRENT

EN high, no load

−

5

−

mA

EN low

−

−

1

mA

OUTPUT VOLTAGE

Output Voltage Range

(Note 7)

0.6

−

VIN

V

FB Voltage

594

600

606

mV

FB Voltage in Load Regulation

−

−0.5

−

%/A

FB Voltage in Line Regulation

0.5 V, 2.3 V) to 5.5 V (Note 7)

−

0

−

%/V

Maximum Duty Cycle

(Note 7)

−

100

−

%

OUTPUT CURRENT

Output Current Capability

(Note 7)

2.0

−

−

A

Output Peak Current Limit

2.3

2.8

3.3

A

VOLTAGE MONITOR

−

−

2.3

V

60

−

200

mV

Power Good Low Threshold

(percentage of FB voltage)

87

90

92

%

Power Good Hysteresis

(percentage of Power Good Low

0

3

5

%

Power Good High Delay in Start Up

From EN rising edge to PG going high.

−

1.15

−

ms

Power Good Low Delay in Shut Down

From EN falling edge to PG going low.

(Note 7)

−

8

−

ms

Power Good High Delay in Regulation

nominal level to PG going high. Not for

the first time in start up. (Note 7)

−

5

−

ms

Power Good Low Delay in Regulation

nominal level to PG going low. (Note 7)

−

8

−

ms

Power Good Pin Low Voltage

Voltage at PG pin with 5mA sink

current

VPG_L

−

−

0.3

V

Power Good Pin Leakage Current

3.6 V at PG pin when power good valid

PG_LK

−

−

100

nA

INTEGRATED MOSFETs

High−Side MOSFET ON Resistance

−

140

130

200

−

mW

Low−Side MOSFET ON Resistance

−

110

100

140

−

mW

SWITCHING FREQUENCY

Operation Frequency

FSW

2.7

3.0

3.3

MHz

7. Guaranteed by design, not tested in production.

9. Operation above 5.5 V input voltage for extended periods may affect device reliability.