NCV890103

www.onsemi.com

6

−40

Parameter

Unit

Max

Typ

Min

Conditions

Symbol

RESET

Threshold (in percentage of targeted

90

92

92

94.5

94

97

%

Filtering delay (high-to-low transitions)

1.5

2.0

3.0

ms

Sink current

1

mA

DELAY

Upper charging level

1.6

1.9

2.15

V

Lower detection threshold

0.7

0.9

1.1

V

Discharging current

4.1

4.4

6.0

mA

Reset delay (low-to-high transition)

22

29

35

ms

POWER SWITCH

ON Resistance

650

m

W

Leakage current VIN to SW

10

mA

Minimum ON Time

Measured at SW pin

45

70

ns

Minimum OFF Time

Measured at SW pin

30

30

50

70

ns

PEAK CURRENT LIMIT

Current Limit Threshold

2.1

2.35

2.6

A

SHORT CIRCUIT FREQUENCY FOLDBACK

Lowest Foldback Frequency

Hiccup Mode

400

200

24

500

250

32

600

300

40

kHz

GATE VOLTAGE SUPPLY (DRV pin)

Output Voltage

3.1

3.3

3.5

V

DRV POR Start Threshold

2.7

2.9

3.05

V

DRV POR Stop Threshold

2.5

2.8

3.0

V

DRV Current Limit

16

45

mA

OUTPUT PRECHARGE DETECTOR

Threshold Voltage

20

35

50

mV

THERMAL SHUTDOWN

Activation Temperature (Note 1)

150

190

°C

Hysteresis (Note 1)

5

20

°C

Product parametric performance is indicated in the Electrical Characteristics for the listed test conditions, unless otherwise noted. Product

performance may not be indicated by the Electrical Characteristics if operated under different conditions.

1. Not tested in production. Limits are guaranteed by design.