FDS8638 datasheet(3/6 Pages) FAIRCHILD

Teilenummer	FDS8638

Bauteilbeschribung	N-Channel PowerTrench짰 MOSFET 40 V, 18 A, 4.3 m廓

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Hersteller	FAIRCHILD [Fairchild Semiconductor]

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3 / 6 page

FDS8638 Rev.C

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3

Typical Characteristics T

J = 25 °C unless otherwise noted

Figure 1.

0.00.51.01.52.0

0

20

40

60

80

100

V

GS = 3.5 V

V

GS = 4.5 V

PULSE DURATION = 80 µs

DUTY CYCLE = 0.5% MAX

V

GS = 4 V

V

GS = 3 V

V

GS = 10 V

V

DS

, DRAIN TO SOURCE VOLTAGE (V)

On Region Characteristics

Figure 2.

020

40

60

80

100

0.5

1.0

1.5

2.0

2.5

3.0

3.5

4.0

V

GS = 3.5 V

PULSE DURATION = 80 µs

DUTY CYCLE = 0.5% MAX

ID, DRAIN CURRENT (A)

V

GS = 4 V

V

GS = 4.5 V

V

GS = 3 V

V

GS = 10 V

Normalized On-Resistance

vs Drain Current and Gate Voltage

Figure 3. Normalized On Resistance

-75

-50

-25

0

25

50

75

100

125

150

0.6

0.8

1.0

1.2

1.4

1.6

ID = 18 A

VGS = 10 V

TJ, JUNCTION TEMPERATURE (

oC

)

vs Junction Temperature

Figure 4.

24

68

10

0

5

10

15

20

TJ = 125 oC

ID = 18 A

TJ = 25 oC

VGS, GATE TO SOURCE VOLTAGE (V)

PULSE DURATION = 80 µs

DUTY CYCLE = 0.5% MAX

On-Resistance vs Gate to

Source Voltage

Figure 5. Transfer Characteristics

1.0

1.5

2.0

2.5

3.0

3.5

4.0

0

20

40

60

80

100

TJ = 150 oC

VDS = 5 V

PULSE DURATION = 80 µs

DUTY CYCLE = 0.5% MAX

TJ = -55 oC

TJ = 25 oC

VGS, GATE TO SOURCE VOLTAGE (V)

Figure 6.

0.0

0.2

0.4

0.6

0.8

1.0

1.2

0.01

0.1

1

10

100

TJ = -55 oC

TJ = 25 oC

TJ = 150 oC

VGS = 0 V

VSD, BODY DIODE FORWARD VOLTAGE (V)

Source to Drain Diode

Forward Voltage vs Source Current

Ähnliche Beschreibung - FDS8638

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