NCP45520IMNTWGL datasheet(4/10 Pages) ONSEMI

4 / 10 page

NCP45520, NCP45521

http://onsemi.com

Table 5. SWITCHING CHARACTERISTICS (TJ = 25°C unless otherwise specified) (Notes 15 and 16)

Parameter

Conditions

Symbol

Min

Typ

Max

Unit

Output Slew Rate (Note 17)

VCC = 3.3 V; VIN = 1.8 V

11.9

kV/s

VCC = 5.0 V; VIN = 1.8 V

12.1

VCC = 3.3 V; VIN = 12 V

13.5

VCC = 5.0 V; VIN = 12 V

13.9

Output Turn−on Delay (Note 17)

VCC = 3.3 V; VIN = 1.8 V

TON

220

VCC = 5.0 V; VIN = 1.8 V

185

VCC = 3.3 V; VIN = 12 V

270

VCC = 5.0 V; VIN = 12 V

260

Output Turn−off Delay (Note 17)

VCC = 3.3 V; VIN = 1.8 V

TOFF

1.2

VCC = 5.0 V; VIN = 1.8 V

0.9

VCC = 3.3 V; VIN = 12 V

0.4

VCC = 5.0 V; VIN = 12 V

0.2

Power Good Turn−on Time (Note 18)

VCC = 3.3 V; VIN = 1.8 V

TPG,ON

0.91

VCC = 5.0 V; VIN = 1.8 V

0.93

VCC = 3.3 V; VIN = 12 V

1.33

VCC = 5.0 V; VIN = 12 V

1.21

Power Good Turn−off Time (Note 18)

VCC = 3.3 V; VIN = 1.8 V

TPG,OFF

VCC = 5.0 V; VIN = 1.8 V

VCC = 3.3 V; VIN = 12 V

VCC = 5.0 V; VIN = 12 V

15.See below figure for Test Circuit and Timing Diagram.

16.Tested with the following conditions: VTERM = VCC; RPG = 100 kW; RL = 10 W; CL = 0.1 mF.

17.Applies to NCP45520 and NCP45521.

18.Applies only to NCP45520.

NCP4552x−H

GND

BLEED

OFF ON

10%

90%

SR =

D t

50%

90%

50%

Figure 2. Switching Characteristics Test Circuit and Timing Diagram

VOUT

VIN

VCC

VTERM

RPG

TPG,OFF

TOFF

TPG,ON

TON

VOUT

VPG

VEN

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