P4KE6.8C SERIES
V
BR
: 6.8 - 440 Volts
P
PK
: 400 Watts
FEATURES :
* 400W surge capability at 1ms
* Excellent clamping capability
* Low zener impedance
* Fast response time : typically less
then 1.0 ps from 0 volt to V
BR(min.)
* Typical I
R
less then 1µA above 10V
* Pb / RoHS Free
BIDIRECTIONAL TRANSIENT
VOLTAGE SUPPRESSOR
DO - 41
0.107 (2.74)
0.080 (2.03)
1.00 (25.4)
MIN.
0.205 (5.20)
0.160 (4.10)
MECHANICAL DATA
* Case : DO-41 Molded plastic
* Epoxy : UL94V-O rate flame retardant
* Lead : Axial lead solderable per MIL-STD-202,
method 208 guaranteed
* Mounting position : Any
* Weight : 0.339 gram
0.034 (0.86)
0.028 (0.71)
1.00 (25.4)
MIN.
Dimensions in inches and (millimeters)
DEVICES FOR UNIPOLAR APPLICATIONS
For uni-directional without "C"
Electrical characteristics apply in both directions
MAXIMUM RATINGS
Rating at 25
°
C ambient temperature unless otherwise specified.
Rating
Peak Power Dissipation at Ta = 25
°C,
Tp=1ms (Note1)
Steady State Power Dissipation at T
L
= 75
°C
Symbol
P
PK
Value
Minimum 400
Unit
W
P
D
Lead Lengths 0.375", (9.5mm) (Note 2)
Operating and Storage Temperature Range
T
J
, T
STG
1.0
W
- 65 to + 175
°C
Note :
(1) Non-repetitive Current pulse, per Fig. 2 and derated above Ta = 25
°
C per Fig. 1
(2) Mounted on Copper Leaf area of 1.57 in
2
(40mm
2
).
Page 1 of 4
Rev. 03 : March 25, 2005
ELECTRICAL CHARACTERISTICS
Rating at 25
°
C ambient temperature unless otherwise specified
Breakdown Voltage @ It
( Note 1 )
Working Peak
Reverse
Voltage
V
RWM
(V)
50.2
53.0
55.1
58.1
60.7
64.1
66.4
70.1
73.7
77.8
81.0
85.5
89.2
94.0
97.2
102
105
111
121
128
130
136
138
145
146
154
162
171
175
185
202
214
243
256
284
300
324
342
356
376
Maximum
Reverse Leakage
@ V
RWM
I
R
(µA)
5.0
5.0
5.0
5.0
5.0
5.0
5.0
5.0
5.0
5.0
5.0
5.0
5.0
5.0
5.0
5.0
5.0
5.0
5.0
5.0
5.0
5.0
5.0
5.0
5.0
5.0
5.0
5.0
5.0
5.0
5.0
5.0
5.0
5.0
5.0
5.0
5.0
5.0
5.0
5.0
Maximum
Reverse
Current
I
RSM
(A)
4.7
5.0
4.3
4.6
3.9
4.1
3.6
3.7
3.2
3.4
2.9
3.1
2.7
2.8
2.4
2.5
2.2
2.3
2.0
2.0
1.8
1.9
1.7
1.8
1.6
1.7
1.5
1.53
1.16
1.22
1.11
1.16
0.93
0.97
0.79
0.83
0.70
0.73
0.95
1.00
Maximum
Clamping
Voltage @ I
RSM
V
RSM
(V)
89.0
85.0
98.0
92.0
108
103
118
113
131
125
144
137
158
152
173
165
187
179
215
207
230
219
244
234
258
246
287
274
344
328
360
344
430
414
504
482
574
548
631
602
Maximum
Temperature
Co-efficient
of V
BR
(% /
°
C)
0.104
0.104
0.104
0.104
0.105
0.105
0.105
0.105
0.106
0.106
0.106
0.106
0.107
0.107
0.107
0.107
0.107
0.107
0.108
0.108
0.108
0.108
0.108
0.108
0.108
0.108
0.108
0.108
0.108
0.108
0.110
0.110
0.110
0.110
0.110
0.110
0.110
0.110
0.110
0.110
TYPE
V
BR
(V)
Min.
P4KE62C
P4KE62CA
P4KE68C
P4KE68CA
P4KE75C
P4KE75CA
P4KE82C
P4KE82CA
P4KE91C
P4KE91CA
P4KE100C
P4KE100CA
P4KE110C
P4KE110CA
P4KE120C
P4KE120CA
P4KE130C
P4KE130CA
P4KE150C
P4KE150CA
P4KE160C
P4KE160CA
P4KE170C
P4KE170CA
P4KE180C
P4KE180CA
P4KE200C
P4KE200CA
P4KE220C
P4KE220CA
P4KE250C
P4KE250CA
P4KE300C
P4KE300CA
P4KE350C
P4KE350CA
P4KE400C
P4KE400CA
P4KE440C
P4KE440CA
55.8
58.9
61.2
64.6
67.5
71.3
73.8
77.9
81.9
86.5
90.0
95.0
99.0
105
108
114
117
124
135
143
144
152
153
162
162
171
180
190
198
209
225
237
270
285
315
332
360
380
396
418
Max.
68.2
65.1
74.8
71.4
82.5
78.8
90.2
86.1
100
95.5
110
105
121
116
132
126
143
137
165
158
176
168
187
179
198
189
220
210
242
231
275
263
330
315
385
368
440
420
484
462
It
(mA)
1.0
1.0
1.0
1.0
1.0
1.0
1.0
1.0
1.0
1.0
1.0
1.0
1.0
1.0
1.0
1.0
1.0
1.0
1.0
1.0
1.0
1.0
1.0
1.0
1.0
1.0
1.0
1.0
1.0
1.0
1.0
1.0
1.0
1.0
1.0
1.0
1.0
1.0
1.0
1.0
Note:
( 1 ) V
BR
measured after It applied for 300
µs.,
It = square wave pulse or equivalent.
Page 3 of 4
Rev. 03 : March 25, 2005
RATING AND CHARACTERISTIC CURVES ( P4KE6.8C SERIES )
FIG.1 - PULSE DERATING CURVE
120
FIG.2 - PULSE WAVEFORM
PEAK PULSE DERATING IN % OF
PEAK POWER OR CURRENT
PEAK PULSE CURRENT - % I
RMS
Tr = 10µs
100
Peak Value
I
RSM
100
80
T
J
=25
°C
Pulse Width (tp) is defined
as that point where the peak
current decays to 50%
of I
RSM
60
50
Half Value - I
RSM
2
10X1000 Waveform
as defined by R.E.A.
40
20
0
0
25
50
75
100
125
150
175
tp
0
0
1.0
2.0
3.0
4.0
Ta, AMBIENT TEMPERATURE, (
°
C)
T, TIME(ms)
FIG.3 - STEADY STATE POWER DERATING
P
D
, STEADY STATE POWER DISSIPATION
(WATTS)
1.00
100
FIG.4 - PULSE RATING CURVE
0.75
Pp,PEAK POWER (kW)
Single Phase Half Wave
60 Hz Resistive or Inductive load
10
0.50
1.0
0.25
0.1
0.1µs
125
150
175
200
1.0µs
10µs
100µs
1.0ms
10ms
0
0
25
50
75
100
tp, PULSE WIDTH
T
L
, LEAD TEMPERATURE (°C)
Page 4 of 4
Rev. 03 : March 25, 2005