P4KE SERIES
TRANSIENT VOLTAGE
SUPPRESSOR
V
BR
: 6.8 - 550 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 1
ยต
A above 10V
MECHANICAL DATA
* Case : DO-41 Molded plastic
* Epoxy : UL94V-O rate flame retardant
* Lead : Axial lead solderable per MIL-STD-202,
method 208 guaranteed
* Polarity : Color band denotes cathode end except Bipolar.
* Mounting position : Any
* Weight : 0.339 gram
MAXIMUM RATINGS
Rating at 25
ยฐ
C ambient temperature unless otherwise specified.
Rating Symbol Value Unit
Peak Power Dissipation at Ta = 25 ยฐC, Tp=1ms (Note1) PPK Minimum 400 W
Steady State Power Dissipation at T
L
= 75 ยฐC
Lead Lengths 0.375", (9.5mm) (Note 2)
Peak Forward Surge Current, 8.3ms Single Half
Sine-Wave Superimposed on Rated Load
(JEDEC Method) (Note 3)
Operating and Storage Temperature Range TJ, TSTG - 65 to + 175 ยฐC
Notes :
(1) Non-repetitive Current pulse, per Fig. 5 and derated above Ta = 25
ยฐ
C per Fig. 1
(2) Mounted on Copper Leaf area of 1.57 in
2
2
).
(3) 8.3 ms single half sine-wave, duty cycle = 4 pulses per minutes maximum.
Page 1 of 3 Rev. 02 : January 28, 2004
IFSM
P
D
1.0 W
A40
DO - 41
Dimensions in inches and (millimeters)
0.205 (5.20)
0.160 (4.10)
1.00 (25.4)
MIN.
0.107 (2.74)
0.080 (2.03)
0.034 (0.86)
0.028 (0.71)
1.00 (25.4)
MIN.
ELECTRICAL CHARACTERISTICS
Rating at 25ยฐC ambient temperature unless otherwise specified
Working Peak Maximum Maximum Maximum Maximum
( Note 1 ) Reverse Reverse Leakage Reverse Clamping Temperature
Voltage @ VRWM Current Voltage @ IRSM Co-efficient
VBR (V) It VRWM IR IRSM VRSM of VBR
Min. Max. (mA) (V)
(ยตA)
(A) (V)
(% /ยฐC)
P4KE6.8A P4KE6.8CA 6.45 7.14 10 5.80 1000 40.0 10.5 0.057
P4KE7.5A P4KE7.5CA 7.13 7.88 10 6.40 500 37.0 11.3 0.061
P4KE8.2A P4KE8.2CA 7.79 8.61 10 7.02 200 35.0 12.1 0.065
P4KE9.1A P4KE9.1CA 8.65 9.55 1.0 7.78 50 31.0 13.4 0.068
P4KE10A P4KE10CA 9.50 10.5 1.0 8.55 10 29.0 14.5 0.073
P4KE11A P4KE11CA 10.5 11.6 1.0 9.40 5.0 27.0 15.6 0.075
P4KE12A P4KE12CA 11.4 12.6 1.0 10.2 5.0 25.0 16.7 0.078
P4KE13A P4KE13CA 12.4 13.7 1.0 11.1 5.0 23.0 18.2 0.081
P4KE15A P4KE15CA 14.3 15.8 1.0 12.8 5.0 20.0 21.2 0.084
P4KE16A P4KE16CA 15.2 16.8 1.0 13.6 5.0 19.0 22.5 0.086
P4KE17A P4KE17CA 16.2 17.9 1.0 14.5 5.0 18.0 24.0 0.087
P4KE18A P4KE18CA 17.1 18.9 1.0 15.3 5.0 17.0 25.5 0.088
P4KE20A P4KE20CA 19.0 21.0 1.0 17.1 5.0 15.0 27.7 0.090
P4KE22A P4KE22CA 20.9 23.1 1.0 18.8 5.0 14.0 30.6 0.092
P4KE24A P4KE24CA 22.8 25.2 1.0 20.5 5.0 13.0 33.2 0.094
P4KE27A P4KE27CA 25.7 28.4 1.0 23.1 5.0 11.2 37.5 0.096
P4KE30A P4KE30CA 28.5 31.5 1.0 25.6 5.0 10.0 41.4 0.097
P4KE33A P4KE33CA 31.4 34.7 1.0 28.2 5.0 9.0 45.7 0.098
P4KE36A P4KE36CA 34.2 37.8 1.0 30.8 5.0 8.4 49.9 0.099
P4KE39A P4KE39CA 37.1 41.0 1.0 33.3 5.0 7.8 53.9 0.100
P4KE43A P4KE43CA 40.9 45.2 1.0 36.8 5.0 7.1 59.3 0.101
P4KE47A P4KE47CA 44.7 49.4 1.0 40.2 5.0 6.5 64.8 0.101
P4KE51A P4KE51CA 48.5 53.6 1.0 43.6 5.0 6.0 70.1 0.102
P4KE56A P4KE56CA 53.2 58.8 1.0 47.8 5.0 5.5 77.0 0.103
P4KE62A P4KE62CA 58.9 65.1 1.0 53.0 5.0 5.0 85.0 0.104
P4KE68A P4KE68CA 64.6 71.4 1.0 58.1 5.0 4.6 92.0 0.104
P4KE75A P4KE75CA 71.3 78.8 1.0 64.1 5.0 4.1 103 0.105
P4KE82A P4KE82CA 77.9 86.1 1.0 70.1 5.0 3.7 113 0.105
P4KE91A P4KE91CA 86.5 95.5 1.0 77.8 5.0 3.4 125 0.106
P4KE100A P4KE100CA 95.0 105 1.0 85.5 5.0 3.1 137 0.106
P4KE110A P4KE110CA 105 116 1.0 94.0 5.0 2.8 152 0.107
P4KE120A P4KE120CA 114 126 1.0 102 5.0 2.5 165 0.107
P4KE130A P4KE130CA 124 137 1.0 111 5.0 2.3 179 0.107
P4KE150A P4KE150CA 143 158 1.0 128 5.0 2.0 207 0.108
P4KE160A P4KE160CA 152 168 1.0 136 5.0 1.9 219 0.108
P4KE170A P4KE170CA 162 179 1.0 145 5.0 1.8 234 0.108
P4KE180A P4KE180CA 171 189 1.0 154 5.0 1.7 246 0.108
P4KE200A P4KE200CA 190 210 1.0 171 5.0 1.53 274 0.108
P4KE220A P4KE220CA 209 231 1.0 185 5.0 1.22 328 0.108
P4KE250A P4KE250CA 237 263 1.0 214 5.0 1.16 344 0.110
P4KE300A P4KE300CA 285 315 1.0 256 5.0 0.97 414 0.110
P4KE350A P4KE350CA 332 368 1.0 300 5.0 0.83 482 0.110
P4KE400A P4KE400CA 380 420 1.0 342 5.0 0.73 548 0.110
P4KE440A P4KE440CA 418 462 1.0 376 5.0 1.00 602 0.110
P4KE550A P4KE550CA 522 577 1.0 470 5.0 0.53 754 0.110
Notes:
(
1
)
V
BR
measured after It applied for
300
ยต
s
.
, It
=
square wave pulse or equivalent
.
(
2
)
V
F
=
3
.
5
Vmax
.
, I
F
=
25
Amps
. (
6
.
8
Volts thru
91
Volts
)
V
F
=
5
.
0
Vmax
.
, I
F
=
25
Amps
. (
100
Volts thru
550
Volts
)
per
1
/
2
square or equivalent sine wave
.
PW
=
8
.
3
ms, duty cycle
=
4
pulses per minute maximum
.
(
3
)
For Bipolar types having V
R
of
10
Volts and under, the I
R
limit is doubled
.
(4) "4KE" will be omitted in marking on the diode.
Page 2 of 3 Rev. 02 : January 28, 2004
Breakdown Voltage @ It
Type No.
Uni-directional Bi-directional