400W Transient Voltage Suppressor

Page 2

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Comchip Technology CO., LTD.

Rating and Characteristic Curves (P4KE-HF Series)

Fig.4 - Peak Pulse Power Rating Curve

Pulse Width, td (μs)

0.1

1

10

100

1000

10000

0.1

1

10

100

Fig.6 - Typical Junction Capacitance

Fig.2 - Maximum Non-Repetitive

Surge Current

Number of Cycle at 60Hz

0

50

10

100

40

1

8.3mS single half

sine-wave (JEDEC

method)

20

10

30

10000

1000

100

10

1

10

100

1000

1

Reverse Breakdown Voltage, (V)

Bi-directional

f=1.0MHz

Uni-directional

Uni-directional

@zero bias

Bi-directional

@zero bias

Fig.1 - Pulse Derating Curve

Ambient Temperature, (°C)

0

25

50

100

150

175

0

50

100

75

125

25

75

Fig.5 - Pulse Waveform

Fig.3 - Steady State Power Derating Curve

Lead Temperature, TL (°C)

0

25

50

100

150 175

0

0.4

1.0

75

125

0.2

0.6

0.8

200

Time, (mS)

0

1

4

0

50

100

2

3

Peak value

TR=10 s

μ

Half Value=

Ipp

2

td

Pluse width(td) is defined as the

point where the peak current

decays to 50% of Ipp

10 / 1000

waveform

μsec.

as defined by R.E.A.

(Ipp)

QW-JTV11

REV:B