TVS Diode
Axial Leaded – 15000W > 15KPA series
15KPA Series
RoHS
Pb e3
Descriptions
The 15KPA Series is designed specifically to protect
sensitive electronic equipment from voltage transients
induced by lightning and other transient voltage events.
Uni-directional
Features
Bi-directional
Agency Approvals
Agency
Agency File Number
E230531
Maximum Ratings and Thermal Characteristics
(TA=25OC unless otherwise noted)
Parameter
Symbol
Value
Unit
Peak Pulse Power Dissipation by 10/1000μs
Test Waveform (Fig.2)(Note 1)
PPPM
15
kW
Steady State Power Dissipation on Infinite
Heat Sink at TL=75ºC
PD
8.0
W
Peak Forward Surge Current, 8.3ms Single
Half Sine Wave Unidirectional Only (Note 2)
IFSM
400
A
TJ , TSTG
-55 to 175
°C
Typical Thermal Resistance Junction to Lead
RƟJL
8.0
°C/W
Typical Thermal Resistance Junction
to Ambient
RƟJA
40
°C/W
Operating Junction and Storage
Temperature Range
Notes:
1. Non-repetitive current pulse , per Fig. 4 and derated above TJ (initial) =25OC per Fig. 3.
2. Measured on 8.3ms single half sine wave or equivalent square wave, duty cycle=4 per minute maximum.
• Glass passivated chip
junction in P600 package
• 15kW peak pulse
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
30kV(Air), 30kV (Contact)
• ESD protection of data
lines in accordance with
IEC 61000-4-2
• EFT protection of data
lines in accordance with
IEC 61000-4-4
• Low incremental surge
resistance
• Typical IR less than 2μA
when VBR min>36V
• High temperature
to reflow soldering
guaranteed: 260°C/40sec
/ 0.375”, (9.5mm) lead
length, 5 lbs., (2.3kg)
tension
• VBR @ TJ= VBR@25°C
x (1+αT x (TJ - 25))
(αT:Temperature
Coefficient, typical value
is 0.1%)
• UL Recognized compound
meeting flammability
rating V-0
• Matte tin lead–free plated
• Halogen free and RoHS
compliant
• Pb-free E3 means 2nd
level interconnect is Pbfree and the terminal finish
material is tin(Sn) (IPC/
JEDEC J-STD-609A.01)
• Recognized to UL 497B
Applications
TVS componants are ideal for the protection of I/O
interfaces, VCC bus and other vulnerable circuits used in
telecom, computer, industrial and consumer
electronic applications.
Additional Infomarion
Functional Diagram
Bi-directional
Cathode
Datasheet
Resources
Samples
Anode
Uni-directional
© 2020 Littelfuse, Inc.
Specifications are subject to change without notice.
Revised: 08/27/20
TVS Diode
Axial Leaded – 15000W > 15KPA series
Electrical Characteristics (T =25°C unless otherwise noted)
A
Part
Number
(Uni)
Part
Number
(Bi)
Reverse Stand
off Voltage VR
(Volts)
Breakdown
Voltage VBR
(Volts) @ IT
Test
Current
IT
MIN
MAX
(mA)
Maximum
Peak
Pulse Current
Ipp (A)
Maximum
Reverse
Leakage
IR @ VR
(µ A)
Maximum
Clamping
Voltage
VC @ IPP
(V)
Agency
Recognition
15KPA17A
15KPA17CA
17
18.99
20.79
50
515.4
5000
29.3
15KPA18A
15KPA18CA
18
20.11
22.01
50
488.7
5000
30.9
X
X
15KPA20A
15KPA20CA
20
22.34
24.46
20
440.2
1500
34.3
X
15KPA22A
15KPA22CA
22
24.57
26.91
10
407.0
500
37.1
X
15KPA24A
15KPA24CA
24
26.81
29.35
5
371.0
150
40.7
X
X
15KPA26A
15KPA26CA
26
29.04
31.80
5
343.2
50
44.0
15KPA28A
15KPA28CA
28
31.28
34.24
5
317.9
25
47.5
X
15KPA30A
15KPA30CA
30
33.51
36.70
5
297.8
15
50.7
X
15KPA33A
15KPA33CA
33
36.9
40.4
5
276.1
2
54.7
X
15KPA36A
15KPA36CA
36
40.2
44.0
5
252.5
2
59.8
X
15KPA40A
15KPA40CA
40
44.7
48.9
5
229.5
2
65.8
X
15KPA43A
15KPA43CA
43
48.0
52.6
5
216.3
2
69.8
X
15KPA45A
15KPA45CA
45
50.3
55.0
5
207.4
2
72.8
X
15KPA48A
15KPA48CA
48
53.6
58.7
5
194.3
2
77.7
X
15KPA51A
15KPA51CA
51
57.0
62.4
5
182.1
2
82.9
X
15KPA54A
15KPA54CA
54
60.3
66.0
5
172.2
2
87.7
X
15KPA58A
15KPA58CA
58
64.8
70.9
5
161.0
2
93.8
X
15KPA60A
15KPA60CA
60
67.0
73.4
5
155.0
2
97.4
X
15KPA64A
15KPA64CA
64
71.5
78.3
5
144.9
2
104.2
X
15KPA70A
15KPA70CA
70
78.2
85.6
5
132.9
2
113.6
X
15KPA75A
15KPA75CA
75
83.8
91.7
5
123.8
2
122.0
X
15KPA78A
15KPA78CA
78
87.1
95.4
5
119.7
2
126.1
X
15KPA85A
15KPA85CA
85
94.9
104.0
5
109.7
2
137.6
X
15KPA90A
15KPA90CA
90
100.5
110.1
5
103.7
2
145.6
X
15KPA100A
15KPA100CA
100
111.7
122.3
5
93.6
2
161.3
X
15KPA110A
15KPA110CA
110
122.9
134.5
5
84.5
2
178.6
X
15KPA120A
15KPA120CA
120
134.0
146.8
5
78.5
2
192.3
X
15KPA130A
15KPA130CA
130
145.2
159.0
5
72.5
2
208.3
X
15KPA150A
15KPA150CA
150
167.6
183.5
5
62.4
2
241.9
X
15KPA160A
15KPA160CA
160
178.7
195.7
5
58.4
2
258.6
X
15KPA170A
15KPA170CA
170
189.9
207.9
5
55.4
2
272.7
X
X
15KPA180A
15KPA180CA
180
201.1
220.1
5
52.3
2
288.5
15KPA200A
15KPA200CA
200
223.4
244.6
5
47.3
2
319.1
X
15KPA220A
15KPA220CA
220
245.7
269.1
5
42.4
2
356.0
X
X
15KPA240A
15KPA240CA
240
268.1
293.5
5
39.3
2
384.6
15KPA260A
15KPA260CA
260
290.4
318.0
5
36.2
2
416.7
X
15KPA280A
15KPA280CA
280
312.8
342.4
5
33.2
2
454.5
X
For bidirectional type having VR of 30 volts and less, the IR limit is double.
For parts without A, the VBR is ±10% and Vc is 5% higher than with A parts, the parts without A are currently available, but not recommended for new designs. The parts with A are preferred.
© 2020 Littelfuse, Inc.
Specifications are subject to change without notice.
Revised: 08/27/20
TVS Diode
Axial Leaded – 15000W > 15KPA series
I-V Curve Characteristics
Bi-directional
Uni-directional
Ipp
Vc VBR VR
Vc VBR VR
V
IR VF
IT
IT
IR
IR
IT
V
Ipp
Ipp
PPPM
VR
VBR
VC
IR
VF
VR VBR Vc
Peak Pulse Power Dissipation -- Max power dissipation
Stand-off Voltage -- Maximum voltage that can be applied to the TVS without operation
Breakdown Voltage -- Maximum voltage that flows though the TVS at a specified test current (IT)
Clamping Voltage -- Peak voltage measured across the TVS at a specified Ippm (peak impulse current)
Reverse Leakage Current -- Current measured at VR
Forward Voltage Drop for Uni-directional
Ratings and Characteristic Curves (T =25°C unless otherwise noted)
A
Figure 1 - TVS Transients Clamping Waveform
Figure 2 - Peak Pulse Power Rating Curve
Voltage Transients
1000
PPPM-Peak Pulse Power (kW)
TJ initial = Tamb
Voltage or Current
Voltage Across TVS
Current Through TVS
15kW at 10/1000µs, 25°C
100
10
1
Time
0.001
0.01
0.1
1
10
td-Pulse Width (ms)
© 2020 Littelfuse, Inc.
Specifications are subject to change without notice.
Revised: 08/27/20
TVS Diode
Axial Leaded – 15000W > 15KPA series
Ratings and Characteristic Curves (T =25°C unless otherwise noted) (Continued)
A
Figure 4 - Test Pulse Waveform
150
100
75
50
25
0
tr=10µsec
IPPM- Peak Pulse Current, % IRSM
Peak Pulse Power (PPP) or Current (IPP)
Derating in Percentage %
Figure 3 - Peak Pulse Power Derating Curve
0
25
50
75
100
125
150
175
Half Value
IPPM IPPM
( )
2
50
200
0
10/1000µsec. Waveform
as defined by R.E.A
td
1.0
0
2.0
3.0
4.0
t-Time (ms)
Figure 5 - Typical Junction Capacitance
Figure 6 - Typical Transient Thermal Impedance
100
100000
10000
Transient Thermal Impedance (°C/W)
Uni-direconal V=0V
Cj (pF)
Peak Value
IPPM
100
TJ - Initial Junction Temperature (ºC)
Bi-direconal V=0V
1000
Uni-direconal V=VR
100
Bi-direconal V=VR
10
1
0
50
100
150
200
250
300
350
10
1
0.1
0.01
0.1
1
VBR - Reverse Breakdown Voltage (V)
10
100
1000
TP - Pulse Duration (s)
Figure 7 - Maximum Non-Repetitive Peak Forward
Surge Current Uni-Directional Only
Figure 8 - Peak Forward Voltage Drop vs Peak Forward
Current (Typical Values)
1000
2 stacked-die
100
900
I F - Peak Forward Current(A)
IFSM - Peak Forward Surve Current (A)
TJ=25°C
Pulse Width(td) is defined
as the point where the peak
current decays to 50% of IPPM
800
700
600
500
400
300
200
100
3 stacked-die
10
1
0.1
0
1
10
Number of Cycles at 60 Hz
100
0.0
2.0
4.0
6.0
8.0
10.0
12.0
VF - Peak Forward Voltage(V)
© 2020 Littelfuse, Inc.
Specifications are subject to change without notice.
Revised: 08/27/20
TVS Diode
Axial Leaded – 15000W > 15KPA series
Soldering Parameters
Lead–free assembly
Pre Heat
- Temperature Min (Ts(min))
150°C
- Temperature Max (Ts(max))
200°C
- Time (min to max) (ts)
60 – 180 secs
Average ramp up rate (Liquidus Temp (TA) to peak
Reflow
Ramp-up
3°C/second max
3°C/second max
TS(max) to TA - Ramp-up Rate
tp
TP
- Temperature (TA) (Liquidus)
217°C
- Time (min to max) (ts)
60 – 150 seconds
Peak Temperature (TP)
260+0/-5 °C
Time within 5°C of actual peak Temperature (tp)
20 – 40 seconds
Ramp-down Rate
6°C/second max
Time 25°C to peak Temperature (TP)
8 minutes Max.
Do not exceed
260°C
TL
Temperature (T)
Reflow Condition
tL
Ts(max)
Ramp-down
Ts(min)
ts
Preheat
25˚C
t 25˚C to Peak
Time (t)
Flow/Wave Soldering (Solder Dipping)
Peak Temperature :
265OC
Dipping Time :
10 seconds
Soldering :
1 time
Environmental Specifications
Physical Specifications
Weight
0.07oz., 2.5g
High Temp. Storage
JESD22-A103
Case
P600 molded plastic body over passivated junction.
HTRB
JESD22-A108
Polarity
Color band denotes the cathode except Bipolar.
Matte Tin axial leads, solderable per
JESD22-B102.
Temperature Cycling
JESD22-A104
H3TRB
JESD22-A101
RSH
JESD22-B106
Terminal
Critical Zone
TL to TP
Dimensions
D
Dimensions
Cathode Band
(for uni-directional products only)
C
A
A
B
Inches
Millimeters
Min
Max
Min
A
1.000
-
25.40
Max
-
B
0.340
0.360
8.60
9.10
C
0.048
0.054
1.22
1.36
D
0.340
0.360
8.60
9.10
P600
© 2020 Littelfuse, Inc.
Specifications are subject to change without notice.
Revised: 08/27/20
TVS Diode
Axial Leaded – 15000W > 15KPA series
Part Numbering System
Part Marking System
15KPA xxx XX X
Cathode Band
F
(for uni-directional
products only)
Option Code:
BLANK Reel Tape
-B Bulk Packaging
YYWW
Littelfuse Logo
Type Code:
A Uni-Directional (5% VBR Voltage Tolerance)
CA Bi-Directional (5% VBR Voltage Tolerance)
Trace Code Marking
YY:Year Code
WW: Week Code
15KPAXXX
VR Voltage
Product Type
Series Code
Packing Options
15KPAxxxXX
Component
Package
P600
15KPAxxxXX-B
P600
Part Number
800
Packaging
Option
Tape & Reel
100
Bulk
Quantity
Packaging Specification
EIA STD RS-296
Littelfuse Spec.
Tape and Reel Specification
Off Center
either side
0.028(0.7)
2.56
(65.0)
0.236
(6.0)
0.047
(1.2)
0.394+/-0.020
(10.0+/-0.5)
13.0
(330.2)
2.063+0.079/-0.039
(53.0+2.0/-1.0)
Dimensions are in
inches/mm
3.0
(76.2)
0.68
(17.27)
2.75
(69.85)
Recess Depth Max. 0.75 (19.05)
Direction of Feed
Disclaimer Notice - Information furnished is believed to be accurate and reliable. However, users should independently evaluate the suitability of and test each product selected for their own applications. Littelfuse products are
not designed for, and may not be used in, all applications. Read complete Disclaimer Notice at www.littelfuse.com/disclaimer-electronics.
© 2020 Littelfuse, Inc.
Specifications are subject to change without notice.
Revised: 08/27/20
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