Transient Voltage Suppression Diodes
Axial Leaded – 1500W > LCE series
LCE Series
Uni-directional
Agency Approvals
AGENCY AGENCY FILE NUMBER
E128662/E230531
Maximum Ratings and Thermal Characteristics
(T
=25°C unless otherwise noted)
A
Parameter Symbol Value Unit
Peak Pulse Power Dissipation by
10/1000μs Test Waveform (Fig.1)
(Note 1)
Steady State Power Dissipation on
Infinite Heat Sink at T
Operating Junction and Storage
Temperature Range
Note:
1. Non-repetitive current pulse , per Fig. 3 and derated above T
=75ºC (Fig. 5)
L
P
PPM
P
D
, T
T
J
150 0 W
-55 to 150 °C
STG
= 25°C per Fig. 2.
A
6.5 W
RoHS
Description
The LCE Series is designed specifically to protect sensitive
electronic equipment from voltage transients induced by
lightning and other transient voltage events.
Features
• Glass passivated chip
junction in DO-201
Package
• 1500W peak pulse power
capability at 10/1000μs
waveform, repetition rate
(duty cycles):0.01%
• Fast response time:
typically less than 1.0ps
from 0 Volts to BV min
• Excellent clamping
capability
• Typical failure mode is
short from over-specified
voltage or current
• Whisker test is conducted
based on JEDEC
JESD201A per its table 4a
and 4c
• IEC-61000-4-2 ESD
• EFT protection of data
lines in accordance with
IEC 61000-4-4 (IEC801-4)
• Low incremental surge
resistance
• High temperature
soldering guaranteed:
260°C/40 seconds /
0.375”,(9.5mm) lead
length, 5 lbs., (2.3kg)
tension
• Plastic package has
underwriters laboratory
flammability classification
94V-O
• Matte tin lead–free plated
• Ideal for data line
applications
• Halogen free and RoHS
compliant
15kV(Air), 8kV (Contact)
• ESD protection of data
lines in accordance with
IEC 61000-4-2 (IEC801-2)
© 2014 Littelfuse, Inc.
Specifications are subject to change without notice.
Revised: 01/24/14
Applications
TVS devices are ideal for the protection of I/O interfaces,
V
bus and other vulnerable circuits used in telecom,
CC
computer, industrial and consumer electronic applications.
Additional Information
Datasheet
Resources
Samples
Transient Voltage Suppression Diodes
Axial Leaded – 1500W > LCE series
Electrical Characteristics (T
(V)
Breakdown
Voltage V
MIN MAX
Reverse
Stand off
Part
Number
LCE6.5A 6.5 7.22 7.98 10 1000 11. 2 100.0 100 75 1. 0 100 X
LCE7.0A 7. 0 7.78 8.60 10 500 12.0 100.0 100 75 1. 0 100 X
LCE7.5A 7. 5 8.33 9.21 10 250 12.9 100.0 100 75 1. 0 100 X
LCE8.0A 8.0 8.89 9.83 1 10 0 13.6 100.0 100 75 1. 0 100 X
LCE8.5A 8.5 9.44 10.40 1 50 14.4 100.0 100 75 1. 0 100 X
LCE9.0A 9.0 10.00 11. 10 1 10 15.4 97.0 100 75 1. 0 100 X
LCE10A 10.0 11. 10 12.30 1 5 1 7. 0 88.0 10 0 75 1. 0 10 0 X
LCE11A 11. 0 12.20 13.50 1 1 18.2 82.0 100 75 1. 0 10 0 X
LCE12A 12.0 13.30 14.70 1 1 19.9 75.0 100 75 1. 0 10 0 X
LCE13A 13.0 14.40 15.90 1 1 21.5 70.0 100 75 1. 0 100 X
LCE14A 14.0 15.60 17.20 1 1 23.2 65.0 100 75 1. 0 100 X
LCE15A 15.0 16.70 18.50 1 1 24.4 61.0 100 75 1. 0 100 X
LCE16A 16.0 17.80 19.70 1 1 26.0 57.0 100 75 1. 0 100 X
LCE17A 17. 0 18.90 20.90 1 1 27.6 54.0 100 75 1. 0 100 X
LCE18A 18.0 20.00 22.10 1 1 29.2 51.0 100 75 1. 0 100 X
LCE20A 20.0 22.20 24.50 1 1 32.4 46.0 100 75 1. 0 100 X
LCE22A 22.0 24.40 26.90 1 1 35.5 42.0 100 75 1. 0 100 X
LCE24A 24.0 26.70 29.50 1 1 38.9 39.0 100 75 1. 0 100 X
LCE26A 26.0 28.90 31.90 1 1 42.1 36.0 100 75 1. 0 100 X
LCE28A 28.0 31.10 34.40 1 1 45.5 33.0 100 75 1. 0 100 X
LCE30A 30.0 33.30 36.80 1 1 48.4 31.0 100 75 1. 0 100
LCE33A 33.0 36.70 40.60 1 1 53.3 28.1 100 75 1. 0 100
LCE36A 36.0 40.00 44.20 1 1 58.1 25.8 100 75 1. 0 100
LCE40A 40.0 44.40 49.10 1 1 64.5 23.3 100 75 1. 0 100
LCE43A 43.0 47.80 52.80 1 1 69.4 21.6 100 75 1. 0 100
LCE45A 45.0 50.00 55.30 1 1 72.7 20.6 100 75 1. 0 100
LCE48A 48.0 53.30 58.90 1 1 77.4 19.4 10 0 75 1. 0 10 0
LCE51A 51.0 56.70 62.70 1 1 82.4 18.2 100 75 1. 0 100
LCE54A 54.0 60.00 66.30 1 1 87.1 1 7. 2 10 0 100 1. 0 125
LCE58A 58.0 64.40 71.20 1 1 93.6 16.0 100 100 1. 0 125
LCE60A 60.0 66.70 73.70 1 1 96.8 15.5 100 100 1. 0 125
LCE64A 64.0 71.10 78.60 1 1
LCE70A 70.0 77.80 86.00 1 1 113.0 13.3 10 0 125 1. 0 150
LCE75A 75.0 83.30 92.10 1 1 121.0 12.4 10 0 125 1. 0 150
LCE85A 85.0 94.40 104.00 1 1 129.0 11. 6 10 0 125 1. 0 150
LCE90A 90.0 100.00 111. 00 1 1 146.0 10.3 100 125 1. 0 150
Note: For parts without A, the VBR is +10% and VC is 5% higher than with A parts.
Voltage
V
R
=25°C unless otherwise noted)
A
Test
BR
(V)
Current
I
T
(mA)
Maximum
Reverse
Leakage
I
@ V
R
R
(µA)
(V)
C
pp
Maximum
Peak
Pulse
Current
(Fig.3)
(A)
I
PPM
Maximum
Junction
Capacitance
@ 0 Volts
(pF)
Working
Inverse
Blocking
Voltage
V
WIB
Maximum
Clamping
Voltage
at I
V
103.0 14.6 10 0 100 1. 0 125
(V)
Inverse
Blocking
Leakage
Current at
@ V
I
IB
WIB
(mA)
Peak
Inverse
Blocking
Voltage
V
(V)
PIB
Approval
Agency
Specifications are subject to change without notice.
© 2014 Littelfuse, Inc.
Revised: 01/24/14
Transient Voltage Suppression Diodes
0
0.5
1
1.5
2
2.5
3
3.5
4
4.5
5
5.5
6
6.5
0255075 100 125 150 175200
Steady State Power Dissipation (W)
TL-Lead Temperature (ºC)
Axial Leaded – 1500W > LCE series
Ratings and Characteristic Curves (T
=25°C unless otherwise noted)
A
Figure 1 - Peak Pulse Power Rating Figure 2 - Power Derating Curve
1000
100
10
1
- Peak Pulse Power (kW)
PPM
P
0.1
0.000001 0.000010.0001 0.001
td-Pluse Width (Sec.)
100
75
50
Peak Power
(Single Pulse)
25
Percentage of Rated Power (%)
0
0255075 100 125150 175
TL-Lead Temperature (ºC)
Average Power
Figure 3 - Pulse Waveform Figure 4 - AC Line Protection Application
150
RSM
100
tr=10µsec
Peak Value
I
PPM
TJ=25°C
Pulse Width(td) is defined
as the point where the peak
current decays to 50% of I
PPM
50
- Peak Pulse Current, % I
PPM
I
t
0
d
0
Figure 5 - Steady State Power Derating Curve
© 2014 Littelfuse, Inc.
Specifications are subject to change without notice.
Revised: 01/24/14
Half Value
I
PPM
I
PPM
( )
2
10/1000µsec. Waveform
as defined by R.E.A
1.0 2.0 3.0 4.0
t-Time (ms)
Low Capacitance
TVC
Application Note: Device must be used
with two units in parrellel, opposite in polarity
as shown on circuit for AC signal lin
protection.
C
B
A
A
D
Soldering Parameters
Transient Voltage Suppression Diodes
Axial Leaded – 1500W > LCE series
Reflow Condition Lead–free assembly
- Temperature Min (T
Pre Heat
- Temperature Max (T
- Time (min to max) (t
Average ramp up rate (Liquidus Temp
) to peak
(T
L
to TL - Ramp-up Rate 3°C/second max
T
S(max)
Reflow
- Temperature (T
- Time (min to max) (t
Peak Temperature (T
L
) 260
P
Time within 5°C of actual peak
Temperature (t
)
p
) 150°C
s(min)
) 200°C
s(max)
) 60 – 180 secs
s
3°C/second max
) (Liquidus) 217°C
) 60 – 150 seconds
s
+0/-5
20 – 40 seconds
°C
Ramp-down Rate 6°C/second max
Time 25°C to peak Temperature (T
) 8 minutes Max.
P
Do not exceed 280°C
Physical Specifications
Weight 0.045oz., 1.2g
Case
JEDEC DO-201 molded plastic body over
passivated junction.
t
T
P
Ramp-up Critical Zone
T
L
T
s(max)
T
s(min)
Temperature (T)
25˚C
t
s
Preheat
t 25˚C to Peak
Time (t)
p
Flow/Wave Soldering (Solder Dipping)
Peak Temperature : 265OC
Dipping Time : 10 seconds
Soldering : 1 time
Environmental Specifications
High Temp. Storage JESD22-A103
HTRB JESD22-A108
T
T
to
L
t
L
P
Ramp-down
Polarity
Terminal
Dimensions
Color band denotes the cathode except
Bipolar.
Matte Tin axial leads, solderable per
Temperature Cycling JESD22-A104
H3TRB JESD22-A101
JESD22-B102.
RSH JESD22-B106
Dimensions
Inches Millimeters
Min Max Min Max
A 1.000 - 25.40 -
B 0.285 0.375 7.20 9.50
C 0.038 0.042 0.96 1.07
D 0.190 0.210 4.80 5.30
DO-201
Specifications are subject to change without notice.
© 2014 Littelfuse, Inc.
Revised: 01/24/14
Transient Voltage Suppression Diodes
R
Transient
Voltage
Suppressor
Diode
Axial Leaded – 1500W > LCE series
Part Numbering System
Part Marking System
LCE xxx A X
OPTION CODE:
BLANK Reel Tape
-B Bulk Packaging
TYPE CODE:
A Uni-Directional (5%
V
VOLTA GE CODE
R
(Refer to the Electrical Characteristics table)
SERIES CODE
V
Voltage Tolerance)
BR
Cathode Band
Littelfuse Logo
YYWW
F
LCEXXX
Trace Code Marking
YY:Year Code
WW: Week Code
Product Type
Packaging
Part Number Component Package Quantity Packaging Option Packaging Specification
LCExxxXX DO-201 1200 Tape & Reel EIA STD RS-296
LCExxxXX-B DO-201 500 BULK Littelfuse Spec.
Schematic
Tape and Reel Specification
2.56
(65.0)
0.394+/-0.020
(10.0+/-0.5)
13.0
(330.2)
3.0
(76.2)
0.68
2.75
(69.85)
(17. 27)
ecess Depth Max. 0.75 (19.05)
© 2014 Littelfuse, Inc.
Specifications are subject to change without notice.
Revised: 01/24/14
Off Center
either side
0.028(0.7)
0.047
(1.2)
Dimensions are in
inches/mm
Direction of Feed
2.063+0.079/-0.039
(53.0+2.0/-1.0)
0.236
(6.0)
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