IRFI4229PbF

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5

Fig 17. Maximum Effective Transient Thermal Impedance, Junction-to-Case

Fig 15. Threshold Voltage vs. Temperature

Fig 14. Maximum Avalanche Energy vs. Temperature

Fig 13. On-Resistance vs. Gate Voltage

Fig 16. Typical Repetitive peak Current vs.

Case temperature

-75 -50 -25

0

25

50

75 100 125 150

TJ , Temperature ( °C )

2.0

3.0

4.0

5.0

ID = 250µA

25

50

75

100

125

150

Case Temperature (°C)

0

10

20

30

40

50

60

ton= 1µs

Duty cycle = 0.25

Half Sine Wave

Square Pulse

5

6

7

8

9

10

VGS, Gate -to -Source Voltage (V)

0

20

40

60

80

100

120

140

160

180

200

ID = 11A

TJ = 25°C

TJ = 125°C

1E-006

1E-005

0.0001

0.001

0.01

0.1

1

10

100

t1 , Rectangular Pulse Duration (sec)

0.0001

0.001

0.01

0.1

1

10

0.20

0.10

D = 0.50

0.02

0.01

0.05

SINGLE PULSE

( THERMAL RESPONSE )

Notes:

1. Duty Factor D = t1/t2

2. Peak Tj = P dm x Zthjc + Tc

Ri (°C/W)

τi (sec)

0.3671

0.000287

1.0580

0.162897

1.3076

2.426

τ

J

τ

J

τ

1

τ

1

τ

2

τ

2

τ

3

τ

3

R

1

R

1

R

2

R

2

R

3

R

3

τ

τ

C

Ci

i

/Ri

Ci=

τi/Ri

25

50

75

100

125

150

Starting TJ , Junction Temperature (°C)

0

50

100

150

200

250

300

350

400

450

ID

TOP

2.3A

2.7A

BOTTOM 11A