NCP4545IMNTWG datasheet(4/11 Pages) ONSEMI

4 / 11 page

NCP4545

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SWITCHING CHARACTERISTICS (TJ = 25°C unless otherwise specified, Note 11)

Parameter

Conditions

Symbol

Min

Typ

Max

Unit

VCC = 5.0 V, VIN = 1.8 V

Output Slew Rate (Note 12)

RL = 10 W, CL = 0.1 mF

8.4

kV/s

Output Turn−on Delay (Note 12)

RL = 10 W, CL = 0.1 mF

TON

525

Output Turn−off Delay

RL = 10 W, CL = 0.1 mF

TOFF

2.0

VCC = 3.3 V, VIN = 5.0 V

Output Slew Rate (Note 12)

RL = 10 W, CL = 0.1 mF

3.7

kV/s

Output Turn−on Delay (Note 12)

RL = 10 W, CL = 0.1 mF

TON

930

Output Turn−off Delay

RL = 10 W, CL = 0.1 mF

TOFF

1.1

11. See below figure for Test Circuit and Timing Diagrams.

12. See Applications Information below for details on how to adjust this parameter.

NCP4545

DELAY

GND

BLEED

OFF ON

10%

90%

SR = D

VEN

50%

10%

90%

Figure 2. Test Circuit and Timing Diagrams

VOUT

TON

TOFF

VOUT

VIN

VCC

VOUT

Figure 3. Maximum Rated Forward Biased

Safe Operating Area

VDS, DRAIN−TO−SOURCE VOLTAGE (V)

100

1 ms

10 ms

100

0.01

100

0.1

100 ms

RDS(on) Limit

Thermal Limit

Package Limit

TA = 85°C

TJ = 125°C

0 V

≤ VGS ≤ 6 V

Single Pulse

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