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Page 3 of 4

Rev.1.0

SSF2449

20V P-Channel MOSFET

TYPICAL ELECTRICAL AND THERMAL CHARACTERISTICS

Square Wave Pluse Duration(sec)

Figure 3: Normalized Maximum Transient Thermal Impedance

V

IN

V

OUT

10%

10%

50%

50%

PULSE WIDTH

INVERTED

t

d(on)

90%

t

r

t

on

90%

10%

t

off

t

d(off)

t

f

90%

V

IN

V

OUT

10%

10%

50%

50%

PULSE WIDTH

INVERTED

t

d(on)

90%

90%

t

r

t

on

90%

10%

t

off

t

d(off)

t

f

90%

Figure 2:Switching Waveforms

Rgen

Vin

G

Vdd

Rl

Vout

S

D

Vgs

Figure1:Switching Test Circuit