LCE6.5 thru LCE28A
Vishay General Semiconductor
Low Capacitance T
RANS
Z
ORB
®
Transient Voltage Suppressors
FEATURES
• Glass passivated chip junction
• 1500 W peak pulse power capability with a
10/1000 µs waveform, repetitive rate (duty cycle):
0.01 %
• Excellent clamping capability
• Very fast response time
Case Style 1.5KE
• Low incremental surge resistance
• Solder Dip 260 °C, 40 seconds
• Component in accordance to RoHS 2002/95/EC
and WEEE 2002/96/EC
TYPICAL APPLICATIONS
Use in sensitive electronics protection against voltage
transients induced by inductive load switching
and lighting on ICs, MOSFET, signal lines of sensor
units for consumer, computer, industrial and
telecommunication.
MECHANICAL DATA
Case:
Molded epoxy body over passivated junction
Epoxy meets UL 94V-0 flammability rating
Terminals:
Matte tin plated leads, solderable per
J-STD-002B and JESD22-B102D
E3 suffix for commercial grade
Polarity:
Color band denotes TVS cathode end
MAJOR RATINGS AND CHARACTERISTICS
V
WM
P
PPM
P
D
T
j
max.
6.5 V to 28 V
1500 W
6.5 W
175 °C
MAXIMUM RATINGS
(T
A
= 25 °C unless otherwise noted)
PARAMETER
Peak pulse power dissipation with a 10/1000 µs waveform
Power dissipation on infinite heatsink at T
L
= 75 °C (Fig. 2)
Peak power pulse surge current with a 10/1000 µs waveform
(1,3)
Operating junction and storage temperature range
Note:
(1) Non-repetitive current pulse, per Fig. 3 and derated above T
A
= 25 °C per Fig. 2
(2) See Figure 1
(3) See Figure 2
SYMBOL
P
PPM
P
D
I
PPM
T
J
, T
STG
LIMIT
Minimum 1500
(1,2)
6.5
see next table
- 65 to + 175
UNIT
W
W
A
°C
Document Number 88357
07-Jun-06
www.vishay.com
1
LCE6.5 thru LCE28A
Vishay General Semiconductor
ELECTRICAL CHARACTERISTICS
(T
A
= 25 °C unless otherwise noted)
MAXIMUM MINIMUM
MAXIMUM
MAXIMUM
WORKING
MAXIMUM
INVERSE
STAND- BREAKDOWN
PEAK
PEAK
MAXIMUM
REVERSE
INVERSE
TEST
CLAMPING
VOLTAGE
BLOCKING INVERSE
OFF
PULSE
JUNCTION
BLOCKING
CURRENT LEAKAGE
VOLTAGE CURRENT CAPACITANCE
V
(BR)
LEAKAGE BLOCKING
VOLTAGE
AT
VOLTAGE
AT I
T
AT I
PP
CURRENT VOLTAGE
V
WM
(FIG 3)
AT 0 (V)
(V)
V
WM
V
WIB
mA
AT V
WIB
I
PPM
V
PIB
(pF)
V
C
(V)
(V)
I
D
(µA)
(V)
I
D
(mA)
(A)
(V)
MIN
MAX
6.5
7.22 8.82
10.0
1000
12.3
100
100
75
1.0
100
6.5
7.0
7.0
7.5
7.5
8.0
8.0
8.5
8.5
9.0
9.0
10
10
11
11
12
12
13
13
14
14
15
15
16
16
17
17
18
18
20
20
22
22
24
24
26
26
28
28
7.22
7.78
7.78
8.33
8.33
8.89
8.89
9.44
9.44
10.0
10.0
11.1
11.1
12.2
12.2
13.3
13.3
14.4
14.4
15.6
15.6
16.7
16.7
17.8
17.8
18.9
18.9
20.0
20.0
22.2
22.2
24.4
24.4
26.7
26.7
28.9
28.9
31.1
31.1
7.98
9.51
8.60
10.2
9.21
10.9
9.83
11.5
10.4
12.2
11.1
13.6
12.3
14.9
13.5
16.3
14.7
17.6
15.9
19.1
17.2
20.4
18.5
21.8
19.7
23.1
20.9
24.4
22.1
27.1
24.5
29.8
26.9
32.6
29.5
35.3
31.9
38.0
34.4
10.0
10.0
10.0
10.0
10.0
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
1000
500
500
250
250
100
100
50.0
50.0
10.0
10.0
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
11.2
13.3
12.0
14.3
12.9
15.0
13.6
15.9
14.4
16.9
15.4
18.8
17.0
20.1
18.2
22.0
19.9
23.8
21.5
25.8
23.2
26.9
24.4
28.8
26.0
30.5
27.6
32.2
29.2
35.8
32.4
39.4
35.5
43.0
38.9
46.6
42.1
50.1
45.5
100
100
100
100
100
100
100
94
100
89
97
80
88
74
82
68
75
63
70
58
65
56
61
52
57
49
54
46
51
42
46
38
42
35
39
32
36
30
33
100
100
100
100
100
100
100
100
100
100
100
100
100
100
100
100
100
100
100
100
100
100
100
100
100
100
100
100
100
100
100
100
100
100
100
100
100
100
100
75
75
75
75
75
75
75
75
75
75
75
75
75
75
75
75
75
75
75
75
75
75
75
75
75
75
75
75
75
75
75
75
75
75
75
75
75
75
75
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
100
100
100
100
100
100
100
100
100
100
100
100
100
100
100
100
100
100
100
100
100
100
100
100
100
100
100
100
100
100
100
100
100
100
100
100
100
100
100
PART
NUMBER
LCE6.5
LCE6.5A
LCE7.0
LCE7.0A
LCE7.5
LCE7.5A
LCE8.0
LCE8.0A
LCE8.5
LCE8.5A
LCE9.0
LCE9.0A
LCE10
LCE10A
LCE11
LCE11A
LCE12
LCE12A
LCE13
LCE13A
LCE14
LCE14A
LCE15
LCE15A
LCE16
LCE16A
LCE17
LCE17A
LCE18
LCE18A
LCE20
LCE20A
LCE22
LCE22A
LCE24
LCE24A
LCE26
LCE26A
LCE28
LCE28A
Note:
(1) All the above devices are UL listed for Telecom application protection 497B, file number E136766
www.vishay.com
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Document Number 88357
07-Jun-06
LCE6.5 thru LCE28A
Vishay General Semiconductor
ORDERING INFORMATION
PREFERRED P/N
LCE6.5-E3/54
UNIT WEIGHT (g)
0.968
PREFERRED PACKAGE CODE
54
BASE QUANTITY
1400
DELIVERY MODE
13" Diameter Paper Tape & Reel
RATINGS AND CHARACTERISTICS CURVES
(T
A
= 25 °C unless otherwise noted)
100
150
T
J
= 25 °C
Pulse
Width
(td)
is defined as the point
where
the peak current
decays to 50
%
of I
PPM
I
PPM
- Peak Pulse Current,
%
I
RSM
P
PPM
, Peak Pulse Power (kW)
tr = 10
µsec.
Peak
Value
I
PPM
10
100
Half
Value
- IPP
2
I
PPM
50
10/1000
µsec. Waveform
as defined
by
R.E.A.
1
td
0
0
1.0
2.0
3.0
4.0
0.1
0.1
µs
1.0
µs
10
µs
100
µs
1.0 ms
10 ms
td, Pulse
Width
t - Time (ms)
Figure 1. Peak Pulse Power Rating Curve
Figure 3. Pulse Waveform
100
Power Dissipation
Percentage of Rated Power (%)
75
Peak Power (single pulse)
T
J
= Initial Temperature
50
L = 0.375" (9.5 mm)
Lead Lengths
Low Capacitance
TVS
25
0
0
50
100
150
175
T
L
- Lead Temperature (°C)
Application Note:
Device must be used
with two units in parallel, opposite in polarity
as shown in circuit for AC signal line
protection.
Figure 4. AC Line Protection Application
Figure 2. Power Derating Curve
Document Number 88357
07-Jun-06
www.vishay.com
3
LCE6.5 thru LCE28A
Vishay General Semiconductor
Schematic
Diode
Transient
Voltage
Suppressor
PACKAGE OUTLINE DIMENSIONS
in inches (millimeters)
Case Style 1.5KE
1.0 (25.4)
MIN.
0.210 (5.3)
0.190 (4.8)
DIA.
0.375 (9.5)
0.285 (7.2)
1.0 (25.4)
MIN.
0.042 (1.07)
0.038 (0.96)
DIA.
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Document Number 88357
07-Jun-06
Legal Disclaimer Notice
Vishay
Notice
Specifications of the products displayed herein are subject to change without notice. Vishay Intertechnology, Inc.,
or anyone on its behalf, assumes no responsibility or liability for any errors or inaccuracies.
Information contained herein is intended to provide a product description only. No license, express or implied, by
estoppel or otherwise, to any intellectual property rights is granted by this document. Except as provided in Vishay's
terms and conditions of sale for such products, Vishay assumes no liability whatsoever, and disclaims any express
or implied warranty, relating to sale and/or use of Vishay products including liability or warranties relating to fitness
for a particular purpose, merchantability, or infringement of any patent, copyright, or other intellectual property right.
The products shown herein are not designed for use in medical, life-saving, or life-sustaining applications.
Customers using or selling these products for use in such applications do so at their own risk and agree to fully
indemnify Vishay for any damages resulting from such improper use or sale.
Document Number: 91000
Revision: 08-Apr-05
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