P4KE_15 datasheet(4/4 Pages) DACHANG

Part #	P4KE

Description	Transient Voltage Suppressors

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Manufacturer	DACHANG [Rugao Dachang Electronics Co., Ltd]

Direct Link	http://www.dachang.com.cn

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图1 峰值脉冲功率定额曲线

图2 脉冲降额曲线

环境温度 ℃

脉冲宽度（sec）

图3 脉冲波形

图4 单向典型结电容

图5 稳态功率降额曲线

图6 最大步重复浪涌电流

图7 典型反向泄漏特性

图8 典型瞬态热阻

tp - 脉冲持续时间(sec)

V(BR) -- 转折电压(V)

TL -- 引线温度（℃）

t -- 时间（ms）

V(BR) -- 转折电压(V)

周波数（60Hz）

TJ = 25℃

Pulse Width (td)is defined

as the point where the

peak current decays to

50% of IPPM

10/1000 usec.Waveform

as defined by R.E.A

100

10

Non-repetitive pulse

Waveform shown in Fig.3

TA = 25℃

1

0.1

0.1us

1.0us

10us

100us

1.0ms

10ms

60 HZ Resistive or

Inductive Load

Measurde at Devices

Stand-off Voltage,VWM

TA = 25℃

tr = 10usec.

Peak Value

IPPM

Half Value --IPPM

-----

2

td

150

100

50

0

1.0

2.0

3.0

4.0

L=0.375m(9.5mm)

Lead Lengths

5.0

3.75

2.5

1.25

0

25

50

75

100

125

150

175

200

1.6×1.6×.040"

(40×40×1mm)

Copper Heat sinks

100

10

1

0.1

0.01

0

100

200

300

400

500

600

100

75

50

25

0

25

50

75

100

125

150

175

200

6,000

1,000

100

10

1.0

10

100

200

Measured at

Stand-Off

Voltage,VWM

Measured at

Zero Bias

TJ=25℃

f=1.0MHZ

Vsig=50

mVP-P

0.001

0.01

0.1

1

10

100

1000

0.1

1

10

100

1

5

10

50

100

10

50

100

200

TJ=TJmax.

8.3ms Single Half Sine-Wave

(JEDEC Method)

Uni-Directional Only

SIYU R

P4KE6.8 ...... P4KE440A

大昌电子

DACHANG ELECTRONICS

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