LCE6.5 thru LCE28A
Series
Low Capacitance T
RANS
Z
ORB
®
Transient Voltage Suppressor
Peak Pulse Power
1500W
Stand-off Voltage
6.5 to 28V
Case Style 1.5KE
Features
• Plastic package has Underwriters Laboratory
Flammability Classification 94V-0
• Glass passivated junction
• 1500W peak pulse power capabililty with a
10/1000µs waveform, repetition rate (duty cycle):
0.05%
• Excellent clamping capability
• Low incremental surge resistance
• Very fast response time
• Ideal for data line applications
• High temperature soldering guaranteed:
265
O
C/10 seconds, 0.375” (9.5mm) lead length,
5lbs. (2.3 kg) tension
1.0 (25.4)
MIN.
0.210 (5.3)
0.190 (4.8)
DIA.
0.375 (9.5)
0.285 (7.2)
Mechanical Data
1.0 (25.4)
MIN.
0.042 (1.07)
0.038 (0.96)
DIA.
Dimensions in inches and (millimeters)
Schematic
Diode
Case:
Molded plastic body over passivated junction
Terminals:
Plated axial leads, solderable per
MIL-STD-750, Method 2026
Polarity:
Color band denotes TVS cathode
Mounting Position:
Any
Weight:
0.045 ounce, 1.2 grams
Packaging codes/options:
1/1K per Bulk Box, 11K/box
4/1.4K per 13” Reel (52mm Tape), 4.2K/box
Transient
Voltage
Suppressor
Maximum Ratings and Thermal Characteristics
(T
Parameter
Peak pulse power dissipation with a 10/1000µs waveform
Steady state power dissipation, at T
L
= 75
O
C
with lead lengths 0.375” (9.5mm)
Peak power pulse surge current with a 10/1000µs
waveform
(1)(3)
Operating junction and storage temperature range
Symbol
P
PPM
P
M(AV)
I
PPM
T
J
, T
STG
A
= 25°C unless otherwise noted)
Limit
Minimum 1500
(1)(2)
6.5
See Next Table
–65 to +175
Unit
W
W
A
O
C
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 3
7/20/00
LCE6.5 thru LCE28A
Series
Low Capacitance T
RANS
Z
ORB
®
Transient Voltage Suppressor
Electrical Characteristics
(T
Stand-off
Voltage
V
WM
(Volts)
6.5
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
Breakdown
Voltage
V
(BR)
(Volts)
Min
7.22
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
Max
8.82
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
Test
Current
at I
T
mA
10.0
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
A
= 25°C unless otherwise noted)
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
Maximum
Maximum Clamping
Reverse
Voltage
Leakage
at I
PP
at V
WM
V
C
I
D
(µA)
(Volts)
1000
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
12.3
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
Maximum
Peak
Maximum
Pulse
Junction
Current Capacitance
(Fig 2)
at 0
I
PPM
(Volts)
(Amps)
(pF)
100
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
100
Working
Inverse
Blocking
Voltage
V
WIB
(Volts)
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
75
Maximum
Inverse
Blocking
Leakage
Current
at V
WIB
I
D
(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
Minimum
Peak
Inverse
Blocking
Voltage
V
PIB
(Volts)
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
100
Note:
All the above devices are UL listed for Telecom application protection 497B, file number E136766.
LCE6.5 thru LCE28A
Series
Low Capacitance T
RANS
Z
ORB
®
Transient Voltage Suppressor
Ratings and
Characteristic Curves
(T
A
=25
O
C unless otherwise noted.)
Fig. 1 - Peak Pulse Power
Rating Curve
100
Percentage of Rated Power (%)
P
PPM
, Peak Pulse Power (kW)
100
Fig. 2 - Power Derating Curve
Average Power
75
10
Peak Power
(single pulse)
50
1.0
Non- Repetitive Pulse
Waveform shown in Fig. 3
T
A
= 25°C
25
Lead Lengths
0.375" (9.5mm)
0.1
0.1µs
1.0µs 10µs 100µs
td, Pulse Width (sec.)
1.0ms
10ms
0
0
50
100
150
T
L
Lead Temperature (°C)
175
Fig. 3 - Pulse Waveform
150
I
PPM
, Peak Pulse Current (%)
Pulse width (td) is defined as the
point where the peak current decays
to 50% of I
PP
tr = 10µsec.
Peak Value
I
PPM
Half Value
10/1000µsec.
-I
PP
waveform as defined
2
by R.E.A.
Fig. 4 - AC Line Protection Application
100
Low Capacitance
TVS
50
0
0
td
1.0
2.0
3.0
td, Pulse Width (sec.)
4.0
Application Note:
Device must be used
with two units in parallel, opposite in polarity
as shown in circuit for AC signal line
protection.
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