1.5KA6.8 thru 1.5KA47A
Vishay Semiconductors
Automotive Transient Voltage Suppressors
High Temperature Stability & High
Reliability Conditions
Major Ratings and Characteristics
V
(BR)
P
PPM
P
D
I
FSM
T
j
max.
6.8 V to 47 V
1500 W
5.0 W
200 A
185 °C
* Patent #'s
4,980,315
5,166,769
5,278,094
*
ted
n
ate
P
Case Style 1.5KA
Features
• Patented PAR
®
construction
• Available in Unidirectional polarity only
• 1500 W peak pulse power capability with a
10/1000 µs waveform
• Excellent clamping capability
• Very fast response time
• Low incremental surge resistance
• Typical I
D
less than 1.0 µA above 15 V rating
• Solder Dip 260 °C, 40 seconds
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, automotive, and
Telecommunication
Mechanical Data
Case:
Molded plastic 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, HE3 suffix for high
reliability grade (AEC Q101 qualified)
Polarity:
Color band denotes cathode end
Maximum Ratings
(T
A
= 25 °C, unless otherwise noted)
Parameter
Peak pulse power dissipation with a 10/1000
μs
waveform
(1)
(Fig. 1)
Peak pulse current at T
A
= 25 °C with a 10/1000
μs
waveform
(1)
(Fig. 3)
Power dissipation on infinite heatsink at T
L
= 75 °C (Fig. 5)
Peak forward surge current 8.3 ms single half sine-wave
(2)
Maximum instantaneous forward voltage at 100 A
(2)
Operating junction and storage temperature range
Symbol
P
PPM
I
PPM
P
D
I
FSM
V
F
T
J
, T
STG
Limit
Minimum 1500
See Next Table
5.0
200
3.5
- 65 to + 185
Unit
W
A
W
A
V
°C
Notes:
(1) Non-repetitive current pulse, per Fig. 3 and derated above T
A
= 25 °C per Fig. 2
(2) 8.3 ms single half sine-wave or equivalent square wave, duty cycle = 4 pulses per minutes maximum
Document Number 88300
16-Aug-05
www.vishay.com
1
1.5KA6.8 thru 1.5KA47A
Vishay Semiconductors
Electrical Characteristics
(T
A
= 25 °C unless otherwise noted)
T
J
= 150 °C
Maximum Maximum
Reverse
Reverse
Leakage
Leakage
at V
WM
at V
WM
I
D
(µA)
I
D
(µA)
1000
1000
500
500
200
200
50
50
20
20
5.0
5.0
2.0
2.0
2.0
2.0
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
10000
10000
5000
5000
2000
2000
500
500
200
200
50
50
10
10
10
10
10
10
10
10
10
10
10
10
10
10
10
10
10
10
10
10
10
10
10
10
10
10
20
20
20
20
Peak
Pulse
Current
I
PPM(2)
(Amps)
139
143
128
133
120
124
109
112
100
103
92.6
96.2
86.7
89.8
78.9
82.4
68.2
70.8
63.8
66.7
56.6
59.5
51.5
54.2
47.0
49.0
43.2
45.2
38.4
40.0
34.5
36.2
31.4
32.8
28.8
30.1
26.6
27.8
24.2
25.3
22.1
23.1
Maximum
Clamping
Voltage
at I
PPM
V
C
(Volts)
10.8
10.5
11.7
11.3
12.5
12.1
13.8
13.4
15.0
14.5
16.2
15.6
17.3
16.7
19.0
18.2
22.0
21.2
23.5
22.5
26.5
25.2
29.1
27.7
31.9
30.6
34.7
33.2
39.1
37.5
43.5
41.4
47.7
45.7
52.0
49.9
56.4
53.9
61.9
59.3
67.8
64.8
Maximum
Temp.
Coefficient
of
V
(BR)
(% / °C)
0.057
0.057
0.061
0.061
0.065
0.065
0.068
0.068
0.073
0.073
0.075
0.076
0.076
0.078
0.081
0.081
0.084
0.084
0.086
0.086
0.088
0.088
0.090
0.090
0.092
0.092
0.094
0.094
0.096
0.096
0.097
0.097
0.098
0.098
0.099
0.099
0.100
0.100
0.101
0.101
0.101
0.101
Breakdown Voltage
V
(BR)(1)
at I
T
(V)
Min
6.12
6.45
6.75
7.13
7.38
7.79
8.19
8.65
9.00
9.50
9.90
10.5
10.8
11.4
11.7
12.4
13.5
14.3
14.4
15.2
16.2
17.1
18.0
19.0
19.8
20.9
21.6
22.8
24.3
25.7
27.0
28.5
29.7
31.4
32.4
34.2
35.1
37.1
38.7
40.9
42.3
44.7
Max
7.48
7.14
8.25
7.88
9.02
8.61
10.0
9.55
11.0
10.5
12.1
11.6
13.2
12.6
14.3
13.7
16.3
15.8
17.6
16.8
19.8
18.9
22.0
21.0
24.2
23.1
26.4
25.2
29.7
28.4
33.0
31.5
36.3
34.7
39.6
37.8
42.9
41.0
47.3
45.2
51.7
49.4
Device Type
1.5KA6.8
1.5KA6.8A
1.5KA7.5
1.5KA7.5A
1.5KA8.2
1.5KA8.2A
1.5KA9.1
1.5KA9.1A
1.5KA10
1.5KA10A
1.5KA11
1.5KA11A
1.5KA12
1.5KA12A
1.5KA13
1.5KA13A
1.5KA15
1.5KA15A
1.5KA16
1.5KA16A
1.5KA18
1.5KA18A
1.5KA20
1.5KA20A
1.5KA22
1.5KA22A
1.5KA24
1.5KA24A
1.5KA27
1.5KA27A
1.5KA30
1.5KA30A
1.5KA33
1.5KA33A
1.5KA36
1.5KA36A
1.5KA39
1.5KA39A
1.5KA43
1.5KA43A
1.5KA47
1.5KA47A
Test
Current
I
T
(mA)
10
10
10
10
10
10
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
Stand-off
Voltage
V
WM
(Volts)
5.50
5.80
6.05
6.40
6.63
7.02
7.37
7.78
8.10
8.55
8.92
9.40
9.72
10.2
10.5
11.1
12.1
12.8
12.9
13.6
14.5
15.3
16.2
17.1
17.8
18.8
19.4
20.5
21.8
23.1
24.3
25.6
26.8
28.2
29.1
30.8
31.6
33.3
34.8
36.8
38.1
40.2
Notes:
(1) V
(BR)
measured after I
T
applied for 300 µs = square wave pulse or equivalent
(2) Surge current waveform per Fig. 3 and derate per Fig. 2
(3) All terms and symbols are consistent with ANSI/IEEE C62.35
www.vishay.com
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Document Number 88300
16-Aug-05
1.5KA6.8 thru 1.5KA47A
Vishay Semiconductors
Ratings and Characteristics Curves
(T
A
= 25 °C unless otherwise noted)
100
20000
Non-repetitive
Pulse
Waveform
shown in Fig. 3
T
A
= 25 °C
10
10000
T
J
= 25
°C
f = 1.0 MHz
Vsig
= 50 mVp-p
Measured at
Zero Bias
P
PPM
- Peak Pulse Power (kW)
C
J
- Junction Capacitance (pF)
1000
1.0
Measured at
Stand-Of
Voltage, V
WM
0.1
0.1
µs
100
1.0
µs
10
µs
100
µs
1.0
µs
10
µs
1.0
10
100
td - Pulse
Width
(sec.)
V
(BR)
- Breakdown
Voltage
(V)
Figure 1. Peak Pulse Power Rating Curve
Figure 4. Typical Junction Capacitance Unidirectional
Peak Pulse Power (P
PP
) or Current (I
PP
)
Derating in Percentage,
%
100
5.0
60 Hz Resistive
or Inductive Load
3.75
75
50
P
D
, Power Dissipation (W)
2.5
L = 0.375” (9.5 mm)
Lead Lengths
25
1.25
0
0
25
50
75
100
125
150
175
200
0
0
25
50
75
100
125
150
175
200
T
J
- Initial Temperature (°C)
T
L
- Lead Temperature (°C)
Figure 2. Pulse Power or Current versus Initial Junction
Temperature
200
Figure 5. Power Derating Curve
I
PPM
- Peak Pulse Current,
%
I
RSM
tr = 10
µsec.
Peak
Value
I
PPM
T
J
= 25 °C
Pulse
Width
(td)
is defined as the point
where
the peak current
decays to 50
%
of I
PPM
I
FSM
- Peak Forward Surge Current (A)
150
T
L
= 75 °C
8.3
ms Single Half Sine-Wave
100
100
Half
Value
- IPP
2
I
PPM
50
10/1000
µsec.
Waveform
as defined
by
R.E.A.
td
0
0
1.0
2.0
3.0
4.0
10
1
10
100
t - Time (ms)
Number
of Cycles at 60H
Z
Figure 3. Pulse Waveform
Figure 6. Maximum Non-Repetitive/Peak Forward Surge Current
Document Number 88300
16-Aug-05
www.vishay.com
3
1.5KA6.8 thru 1.5KA47A
Vishay Semiconductors
Package outline dimensions in inches (millimeters)
Case Style 1.5KA
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.
www.vishay.com
4
Document Number 88300
16-Aug-05
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
www.vishay.com
1
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