LCE SERIES
LOW CAPACITANCE
TRANSIENT VOLTAGE
V
BR
: 6.5 - 90 Volts
SUPPRESSOR
P
PK
: 1500 Watts
FEATURES :
* 1500W Peak Pulse Surge reverse
capability on 10/1000
s waveform
* Excellent clamping capability
* Low incremental surge resistance
* Fast response time : typically less than 5.0 ns
from 0 volts to BV
MECHANICAL DATA
* Case : DO-201AD Molded plastic
* Epoxy : UL94V-O rate flame retardant
* Lead : Axial lead solderable per MIL-STD-202,
method 208 guaranteed
* Polarity : Color band denotes positive end on the
Transorb (cathode)
* Mounting position : Any
* Weight : 0.93 gram
MAXIMUM RATINGS
Rating at 25
C ambient temperature unless otherwise specified.
Rating
Symbol
Value
Unit
Peak Pulse Power Dissipation on 10/1000
s
waveform (Note 1, Figure 1)
Steady State Power Dissipation at T
L
= 75
C
Lead Lengths 0.375", (9.5mm) (Note 2)
Peak Forward Surge Current on 10/1000
s
Waveform (Fig. 3, Note 1)
Operating and Storage Temperature Range
T
J
, T
STG
- 65 to + 175
C
Note :
(1) Non-repetitive Current pulse, per Fig. 3 and derated above Ta = 25
C per Fig. 2
(2) 8.3 ms single half sine-wave, duty cycle = 4 pulses per minutes maximum.
UPDATE : MARCH 29, 2002
P
PPM
Minimum 1500
Watts
I
FSM
See Table 1.
Amps.
P
D
5.0
Watts
DO-201
0.375 (9.53)
0.285 (7.24)
0.21 (5.33)
0.19 (4.83)
0.042 (1.07)
0.038 (0.97)
Dimensions in inches and (millimeters)
1.00 (25.4)
MIN.
1.00 (25.4)
MIN.
ELECTRICAL CHARACTERISTICS
Rating at 25
C ambient temperature unless otherwise specified
Reverse
Maximum
Maximum
Maximum
Maximum
W orking
Max. Inverse
Peak Inverse
Breakdown Voltage @ It
Stand-off
Reverse
Clamping
Reverse
Junction
Inverse
Blocking
Blocking
Voltage
Leakage
Voltage
Current
Capacitance
Blocking
Current
Voltage
@ V
R W M
@ I
RSM
@ 0 Volt
Voltage
@ V
W IB
V
BR
(V)
It
V
R W M
I
R
V
RSM
I
RSM
V
W IB
I
IB
V
PIB
Min.
Max.
(mA)
(V)
(
A)
(V)
(A)
pF
(V)
mA
(V)
LCE45
50.0
61.1
1.0
45
5.0
80.3
18.7
100
150
1.0
200
LCE45A
50.0
55.3
1.0
45
5.0
72.7
20.6
100
150
1.0
200
LCE48
53.3
65.1
1.0
48
5.0
85.5
17.5
100
150
1.0
200
LCE48A
53.3
58.9
1.0
48
5.0
77.4
19.4
100
150
1.0
200
LCE51
56.7
69.3
1.0
51
5.0
91.1
16.5
100
150
1.0
200
LCE51A
56.7
62.7
1.0
51
5.0
82.4
18.2
100
150
1.0
200
LCE54
60.0
73.3
1.0
54
5.0
96.3
15.6
100
150
1.0
200
LCE54A
60.0
66.3
1.0
54
5.0
87.1
17.2
100
150
1.0
200
LCE58
64.4
78.7
1.0
58
5.0
103
14.6
100
150
1.0
200
LCE58A
64.4
71.2
1.0
58
5.0
93.6
16
100
150
1.0
200
LCE60
66.7
81.5
1.0
60
5.0
107
14
90
150
1.0
200
LCE60A
66.7
73.7
1.0
60
5.0
96.8
15.5
90
150
1.0
200
LCE64
71.1
86.9
1.0
64
5.0
114
13.2
90
150
1.0
200
LCE64A
71.1
78.6
1.0
64
5.0
103
14.6
90
150
1.0
200
LCE70
77.8
95.1
1.0
70
5.0
125
12
90
150
1.0
200
LCE70A
77.8
86.0
1.0
70
5.0
113
13.3
90
150
1.0
200
LCE75
83.3
102
1.0
75
5.0
134
11.2
90
150
1.0
200
LCE75A
83.3
92.1
1.0
75
5.0
121
12.4
90
150
1.0
200
LCE80
88.7
108
1.0
80
5.0
142
10.6
90
150
1.0
200
LCE80A
88.7
98.0
1.0
80
5.0
129
11.6
90
150
1.0
200
LCE90
100
122
1.0
90
5.0
160
9.4
90
300
1.0
200
LCE90A
100
111
1.0
90
5.0
146
10.3
90
300
1.0
200
FIG.1 - PEAK PULSE POWER RATING CURVE
FIG.2 - PULSE DERATING CURVE
FIG.3 - PULSE WAVEFORM
TYPE
NUMBER
100
10
0.1
1.0
tp, PULSE W IDTH
P
PPM
,PEAK POWER POWER
(kW)
0.1
s
1.0
s
10
s
100
s
10ms
1.0ms
80
60
40
20
120
0
PEAK PULSE DERATING IN % OF
PEAK POWER OR CURRENT
100
0
25
75
50
100
125
150
175
Peak Power
(single Pulse)
Average Power
Lead Lengths
0.375"(9.5mm)
T
L
, LEAD TEMPERATURE (
C)
50
100
0
Tf = 10
s
Peak Value
I
RMS
Half Value - I
RMS
T
J
=25
C
Pulse W idth (tp) is defined
as that point where the peak
current decays to 50%
of I
RSM
10X1000 W aveform
as defined by R.E.A.
T, TIME(ms)
2
tp
PEAK PULSE CURRENT - % I
RMS
1
0
2
3
4
100ms
PDF 
ZIP