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P4KE6.8 THRU P4KE440CA

T

RANS

Z

ORB

™ TRANSIENT VOLTAGE SUPPRESSOR

Breakdown Voltage - 6.8 to 440 Volts     Peak Pulse Power - 400 Watts

FEATURES

♦ 

Plastic package has Underwriters Laboratory

Flammability Classification 94V-0

♦ 

Glass passivated junction

♦ 

400W peak pulse power capability with a 10/1000

µ

s

waveform, repetition rate 

(duty cycle): 0.01%

♦ 

Excellent clamping capability 

♦ 

Low incremental surge resistance

♦ 

Fast response time: typically less

than 1.0ps from 0 Volts to V

(BR)

for 

uni-directional and 5.0ns for bi-directional types

♦ 

Devices with V

(BR)

10V I

D

are typically I

D

less than 1.0

µ

A

♦ 

High temperature soldering guaranteed: 

265°C/10 seconds, 0.375" (9.5mm) lead length, 

5lbs. (2.3 kg) tension

MECHANICAL DATA

Case: JEDEC DO-204AL molded plastic body over 

passivated junction

Terminals: Axial leads, solderable per MIL-STD-750,

Method 2026

Polarity: For uni-directional types the color band denotes

the  cathode, which is posititive with respect to the anode

under normal TVS operation

Mounting Position: Any

Weight: 0.012 ounce, 0.3 gram 

DEVICES FOR BIDIRECTIONAL APPLICATIONS

For bi-directional use C or CA suffix for types P4KE7.5 thru types P4KE440 (e.g. P4KE7.5CA, P4KE440CA).

Electrical characteristics apply in both directions.

MAXIMUM RATINGS AND CHARACTERISTICS

Ratings at 25°C ambient temperature unless otherwise specified.

SYMBOL

VALUE

UNITS

Peak power dissipation with a 10/1000

µ

s waveform 

(NOTE 1, FIG. 1)

P

PPM

Minimum 400

Watts

Peak pulse current with a 10/1000

µ

s waveform

(NOTE 1)

I

PPM

SEE TABLE 1

Amps

Steady state power dissipation at T

L

=75°C

lead lengths 0.375" (9.5mm) 

(NOTE 2)

P

M(AV)

1.0

Watts

Peak forward surge current, 8.3ms single half 

sine-wave superimposed on rated load

(JEDEC Method) 

(NOTE 3)

I

FSM

40.0

Amps

Maximum instantaneous forward voltage at 25A for 

unidirectional only 

(NOTE 4)

V

F

3.5/5.0

Volts

Operating junction and storage temperature range

T

J

, T

STG

-55 to +175

°C

NOTES:

(1) Non-repetitive current pulse, per Fig. 3 and derated above T

A

=25°C per Fig. 2

(2) Mounted on copper pad area of 1.6 x 1.6” (40 x 40mm) per Fig. 5

(3) Measured on 8.3ms single half sine-wave or equivalent square wave, duty cycle=4 pulses per minute maximum

(4) V

F

=3.5 Volt max. for devices of V

(BR)

220V, and V

F

=5.0 Volt max. for devices of V

(BR)

>220V

1/20/99

DO-204AL

0.107 (2.7)

0.080 (2.0)

0.034 (0.86)

0.028 (0.71)

DIA.

1.0 (25.4) 

MIN.

1.0 (25.4) 

MIN.

0.205 (5.2)

0.160 (4.1)

DIA.

Dimensions are in inches and (millimeters)

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ELECTRICAL CHARACTERISTICS at (T

A

=

25

°

C unless otherwise noted) TABLE 1

Maximum

Breakdown Voltage

Maximum

Peak Pulse

Maximum

Maximum

V

(BR)

Stand-off

Reverse

Current

Clamping

Temperature

(Volts) 

(NOTE 1)

Test

Voltage

Leakage

I

PPM

Voltage at

Coefficient

Current

V

WM

at V

WM

(NOTE 2)

I

PPM

of V

(BR)

Device Type

MIN

MAX

at I

T

(Volts)

I

D (NOTE3) 

(

µ

A)

(Amps)

V

(Volts)

(% / °C)

(mA)

P4KE6.8

6.12

7.48

10

5.50

1000

37.0

10.8

0.057

P4KE6.8A

6.45

7.14

10

5.80

1000

38.1

10.5

0.057

P4KE7.5

6.75

8.25

10

6.05

500

34.2

11.7

0.061

P4KE7.5A

7.13

7.88

10

6.40

500

35.4

11.3

0.061

P4KE8.2

7.38

9.02

10

6.63

200

32.0

12.5

0.065

P4KE8.2A

7.79

8.61

10

7.02

200

33.1

12.1

0.06

P4KE9.1

8.19

10.0

1.0

7.37

50

29.0

13.8

0.068

P4KE9.1A

8.65

9.55

1.0

7.78

50

29.9

13.4

0.068

P4KE10

9.00

11.0

1.0

8.10

10

26.7

15.0

0.073

P4KE10A

9.50

10.5

1.0

8.55

10

27.6

14.5

0.073

P4KE11

9.90

12.1

1.0

8.92

5.0

24.7

16.2

0.075

P4KE11A

10.5

11.6

1.0

9.40

5.0

25.6

15.6

0.075

P4KE12

10.8

13.2

1.0

9.72

5.0

23.1

17.3

0.076

P4KE12A

11.4

12.6

1.0

10.2

5.0

24.0

16.7

0.078

P4KE13

11.7

14.3

1.0

10.5

5.0

21.1

19.0

0.081

P4KE13A

12.4

13.7

1.0

11.1

5.0

22.0

18.2

0.081

P4KE15

13.5

16.5

1.0

12.1

5.0

18.2

22.0

0.084

P4KE15A

14.3

15.8

1.0

12.8

5.0

18.9

21.2

0.084

P4KE16

14.4

17.6

1.0

12.9

5.0

17.0

23.5

0.086

P4KE16A

15.2

16.8

1.0

13.6

5.0

17.8

22.5

0.086

P4KE18

16.2

19.8

1.0

14.5

5.0

15.1

26.5

0.088

P4KE18A

17.1

18.9

1.0

15.3

5.0

15.9

25.2

0.088

P4KE20

18.0

22.0

1.0

16.2

5.0

13.7

29.1

0.090

P4KE20A

19.0

21.0

1.0

17.1

5.0

14.4

27.7

0.090

P4KE22

19.8

24.2

1.0

17.8

5.0

12.5

31.9

0.092

P4KE22A

20.9

23.1

1.0

18.8

5.0

13.1

30.6

0.092

P4KE24

21.6

26.4

1.0

19.4

5.0

11.5

34.7

0.094

P4KE24A

22.8

25.2

1.0

20.5

5.0

12.0

33.2

0.094

P4KE27

24.3

29.7

1.0

21.8

5.0

10.2

39.1

0.096

P4KE27A

25.7

28.4

1.0

23.1

5.0

10.7

37.5

0.096

P4KE30

27.0

33.0

1.0

24.3

5.0

9.2

43.5

0.097

P4KE30A

28.5

31.5

1.0

25.6

5.0

9.7

41.4

0.097

P4KE33

29.7

36.3

1.0

26.8

5.0

8.4

47.7

0.098

P4KE33A

31.4

34.7

1.0

28.2

5.0

8.8

45.7

0.098

P4KE36

32.4

39.6

1.0

29.1

5.0

7.7

52.0

0.099

P4KE36A

34.2

37.8

1.0

30.8

5.0

8.0

49.9

0.099

P4KE39

35.1

42.9

1.0

31.6

5.0

7.1

56.4

0.100

P4KE39A

37.1

41.0

1.0

33.3

5.0

7.4

53.9

0.100

P4KE43

38.7

47.3

1.0

34.8

5.0

6.5

61.9

0.101

P4KE43A

40.9

45.2

1.0

36.8

5.0

6.7

59.3

0.101

P4KE47

42.3

51.7

1.0

38.1

5.0

5.9

67.8

0.101

P4KE47A

44.7

49.4

1.0

40.2

5.0

6.2

64.8

0.101

P4KE51

45.9

56.1

1.0

41.3

5.0

5.4

73.5

0.102

P4KE51A

48.5

53.6

1.0

43.6

5.0

5.7

70.1

0.102

P4KE56

50.4

61.6

1.0

45.4

5.0

5.0

80.5

0.103

P4KE56A

53.2

58.8

1.0

47.8

5.0

5.2

77.0

0.103

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ELECTRICAL CHARACTERISTICS at (T

A

=

25

°

C unless otherwise noted) TABLE 1 (Cont’d)

Maximum

Breakdown Voltage

Maximum

Peak Pulse

Maximum

Maximum

V

(BR)

Stand-off

Reverse

Current

Clamping

Temperature

Volts 

(NOTE 1)

Test

Voltage

Leakage

I

PPM

Voltage at

Coefficient

Current

V

WM

at V

WM

(NOTE 2)

I

PPM

of V

(BR)

Device Type

MIN

MAX

at I

T

(Volts)

I

D (NOTE3) 

(

µ

A)

(Amps)

V

(Volts)

(% / °C)

(mA)

P4KE62

55.8

68.2

1.0

50.2

5.0

4.5

89.0

0.104

P4KE62A

58.9

65.1

1.0

53.0

5.0

4.7

85.0

0.104

P4KE68

61.2

74.8

1.0

55.1

5.0

4.1

98.0

0.104

P4KE68A

64.6

71.4

1.0

58.1

5.0

4.3

92.0

0.104

P4KE75

67.5

82.5

1.0

60.7

5.0

3.7

108

0.105

P4KE75A

71.3

78.8

1.0

64.1

5.0

3.9

103

0.105

P4KE82

73.8

90.2

1.0

66.4

5.0

3.4

118

0.105

P4KE82A

77.9

86.1

1.0

70.1

5.0

3.5

113

0.105

P4KE91

81.9

100

1.0

73.7

5.0

3.1

131

0.106

P4KE91A

86.5

95.5

1.0

77.8

5.0

3.2

125

0.106

P4KE100

90.0

110

1.0

81.0

5.0

2.8

144

0.106

P4KE100A

95.0

105

1.0

85.5

5.0

2.9

137

0.106

P4KE110

99.0

121

1.0

89.2

5.0

2.5

158

0.107

P4KE110A

105

116

1.0

94.0

5.0

2.6

152

0.107

P4KE120

108

132

1.0

97.2

5.0

2.3

173

0.107

P4KE120A

114

126

1.0

102

5.0

2.4

165

0.107

P4KE130

117

143

1.0

105

5.0

2.1

187

0.107

P4KE130A

124

137

1.0

111

5.0

2.2

179

0.107

P4KE150

135

165

1.0

121

5.0

1.9

215

0.108

P4KE150A

143

158

1.0

128

5.0

1.9

207

0.108

P4KE160

144

176

1.0

130

5.0

1.7

230

0.108

P4KE160A

152

168

1.0

136

5.0

1.8

219

0.108

P4KE170

153

187

1.0

138

5.0

1.6

244

0.108

P4KE170A

162

179

1.0

145

5.0

1.7

234

0.108

P4KE180

162

198

1.0

146

5.0

1.6

258

0.108

P4KE180A

171

189

1.0

154

5.0

1.6

246

0.108

P4KE200

180

220

1.0

162

5.0

1.4

287

0.108

P4KE200A

190

210

1.0

171

5.0

1.5

274

0.108

P4KE220

198

242

1.0

175

5.0

1.2

344

0.108

P4KE220A

209

231

1.0

185

5.0

1.2

328

0.108

P4KE250

225

275

1.0

202

5.0

1.1

360

0.110

P4KE250A

237

263

1.0

214

5.0

1.2

344

0.110

P4KE300

270

330

1.0

243

5.0

0.93

430

0.110

P4KE300A

285

315

1.0

256

5.0

1.0

414

0.110

P4KE350

315

385

1.0

284

5.0

0.79

504

0.110

P4KE350A

333

368

1.0

300

5.0

0.83

482

0.110

P4KE400

360

440

1.0

324

5.0

0.70

574

0.110

P4KE400A

380

420

1.0

342

5.0

0.73

548

0.110

P4KE440

396

484

1.0

356

5.0

0.63

631

0.110

P4KE440A

418

462

1.0

376

5.0

0.66

602

0.110

NOTES:

(1) V

(BR)

measured after I

T

applied for 300

µ

s, I

T

=square wave pulse or equivalent

(2) Surge current waveform per Fig. 3 and derated per Fig. 2

(3) For bidirectional types having V

WM

of 10 volts and less, the I

D

limit is doubled

(4) All terms and symbols are consistent with ANSI/IEEE C62.35

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0

1.0

2.0

3.0

4.0

0

100

150

50

1

10

100

0

10

20

30

40

50

0

50

100

150

200

0

25

50

75

100

25

75

125

175

0

100

200

300

400

500

0.01

0.1

1

10

100

1.0

10

100

200

10

1000

10,000

100,000

0

25

50

75

100

125

150

175

200

0

0.25

0.50

0.75

1.00

0.1

µ

s

1.0

µ

s

10

µ

s

100

µ

s

1.0ms

10ms

0.1

1.0

10

100

RATINGS AND CHARACTERISTIC CURVES P4KE6.8 THRU P4KE440CA

FIG. 1 - PEAK PULSE POWER RATING CURVE

P

PPM

, PEAK PULSE POWER, kW

td, PULSE WIDTH, sec.

T

A

, AMBIENT TEMPERATURE, °C

FIG. 4 - TYPICAL JUNCTION CAPACITANCE

UNIDIRECTIONAL

FIG. 3 - PULSE WAVEFORM

t, TIME, ms

V

(BR)

, BREAKDOWN VOLTAGE, VOLTS

T

L,

LEAD TEMPERATURE,°C

V

(BR),

BREAKDOWN VOLTAGE, VOLTS

NUMBER OF CYCLES AT 60 H

Z

I

PPM,

PEAK PULSE CURRENT

, %

PEAK PULSE POWER (Ppp) or CURRENT

(

IPPM

)

DERA

TING IN PERCENT

AGE, %

C

J,

JUNCTION CAP

ACIT

ANCE, pF

I

FSM

, PEAK FOR

W

ARD SURGE CURRENT

,

AMPERES

NON-REPETITIVE

PULSE WAVEFORM

SHOWN in FIG. 3

T

A

=25°C

PULSE WIDTH (td) is DEFINED

as the POINT WHERE the PEAK

CURRENT DECAYS 

to 50% of I

PPM

tr=10

µ

sec.

T

J

=25°C

f=1.0 MH

Z

Vsig=50mVp-p

MEASURED at

ZERO BIAS

MEASURED at

STAND-OFF

VOLTAGE, V

WM

T

A

=25°C

MEASURED AT DEVICES

STAND-OFF

VOLTAGE, V

WM

1.6 x 1.6 x .040”

(40 x 40 x 1mm.) 

COPPER HEAT SINKS

T

J

=T

J

max.

8.3ms SINGLE HALF SINE-WAVE

(JEDEC Method)

td

PEAK VALUE

I

PPM

HALF VALUE - I

PPM

2

10/1000

µ

sec. WAVEFORM

as DEFINED by R.E.A.

FIG. 6 - MAXIMUM NON-REPETITIVE FORWARD SURGE 

CURRENT UNIDIRECTIONAL ONLY

FIG. 5 - STEADY STATE POWER DERATING CURVE

PM

(A

V),

STEADY

ST

A

TE POWER DISSIP

A

TION,

W

A

TTS

I

D,

INST

ANT

ANEOUS REVERSE LEAKAGE

CURRENT

, MICROAMPERES

FIG. 2 - PULSE DERATING CURVE

FIG. 7 - TYPICAL REVERSE LEAKAGE CHARACTERISTICS

60 H

Z

RESISTIVE OR INDUCTIVE LOAD

= 0.375”(9.5mm)

LEAD LENGTHS

L