Transient Voltage Suppression Diodes
Axial Leaded – 15000W > 15KPA series
15KPA Series
Uni-directional
Bi-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.2)
(Note 1)
Steady State Power Dissipation on
Inifinite Heat Sink at T
Peak For ward Surge Current, 8.3ms
Single Half Sine Wave Unidirectional
Only (Note 2)
Operating Junction and Storage
Temperature Range
Typical Thermal Resistance Junction
to Lead
Typical Thermal Resistance Junction
to Ambient
Notes:
1. Non-repetitive current pulse , per Fig. 4 and derated above T
2. Measured on 8.3ms single half sine wave or equivalent square wave, duty cycle=4 per
minute maximum.
=75ºC (Fig. 6)
L
P
PPM
P
D
I
FSM
, T
T
J
STG
R
uJL
R
uJA
15000 W
8.0 W
400 A
-55
to150
8.0 °C/W
40 °C/W
= 25°C per Fig. 3.
A
°C
RoHS
Description
The 15KPA Series is designed specifically to protect
sensitive electronic equipment from voltage transients
induced by lightning and other transient voltage events.
Features
VBR @TJ= VBR@25°C × (1+α T
•
x (TJ - 25))
(α T: Temperature Coefficient)
• Glass passivated chip
junction in P600 package
• 15000W 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
15kV(Air), 8kV (Contact)
• ESD protection of data
lines in accordance with
IEC 61000-4-2 (IEC801-2)
• EFT protection of data
lines in accordance with
IEC 61000-4-4 (IEC801-4)
• Low incremental surge
resistance
• Typical I
less than 2μA
R
above 36V
• 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
• Halogen free and RoHS
compliant
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.
Functional Diagram
Cathode
Bi-directional
Uni-directional
Anode
Additional Information
Datasheet
Resources
Specifications are subject to change without notice.
Samples
© 2014 Littelfuse, Inc.
Revised: 01/24/14
Transient Voltage Suppression Diodes
Axial Leaded – 15000W > 15KPA series
Electrical Characteristics (T
Part
Number
(Uni)
Part
Number
(Bi)
=25°C unless otherwise noted)
A
Reverse
Stand off
Voltage V
(Volts)
Breakdown
Voltage V
(Volts) @ I
R
MIN MAX
pp
Maximum
Reverse
Leakage
I
@ V
R
(µ A)
BR
T
Test
Current
IT
(mA)
Maximum
Peak
Pulse
Current I
(A)
R
Maximum
Clamping
Voltage
V
@ I
C
PP
(V)
15KPA17A 15KPA17CA 17 18.99 20.79 50 515.4 5000 29.3 X
15KPA18A 15KPA18CA 18 20.11 22.01 50 488.7 5000 30.9 X
15KPA20A 15KPA20CA 20 22.34 24.46 20 440.2 150 0 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
15KPA26A 15KPA26CA 26 29.04 31.80 5 343.2 50 44.0 X
15KPA28A 15KPA28CA 28 31.28 34.24 5 317.9 25 47.5 X
15KPA30A 15KPA30CA 30 33.51 36.7 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
15KPA180A 15KPA180CA 180 201.1 220.1 5 52.3 2 288.5 X
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
15KPA240A 15KPA240CA 240 268.1 293.5 5 39.3 2 384.6 X
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 V
is + 10% and Vc is 5% higher than with A parts
BR
Agency
Approval
© 2014 Littelfuse, Inc.
Specifications are subject to change without notice.
Revised: 01/24/14
I-V Curve Characteristics
Voltage Transients
Time
Voltage Across TVS
Current Through TVS
1
10
100
1000
0.0000010 .00001 0.0001 0.001
t
d
-Pulse Width (sec.)
P
PPM
-Peak Pulse Power (kW)
Transient Voltage Suppression Diodes
Axial Leaded – 15000W > 15KPA series
Uni-directional
BR
V
Vc
VR
IR
VF
IT
V
Bi-directional
BR
V
Vc
VR
Ipp
P
Peak Pulse Power Dissipation -- Max power dissipation
PPM
V
Stand-off Voltage -- Maximum voltage that can be applied to the TVS without operation
R
V
Breakdown Voltage -- Maximum voltage that flows though the TVS at a specified test current (I T)
BR
V
Clamping Voltage -- Peak voltage measured across the suppressor at a specified Ippm (peak impulse current)
C
I
Reverse Leakage Current -- Current measured at V
R
V
Forward Voltage Drop for Uni-directional
F
Ratings and Characteristic Curves (T
Figure 1 - TVS Transients Clamping Waveform
R
=25°C unless otherwise noted)
A
Figure 2 - Peak Pulse Power Rating Curve
Ipp
IT
IR
IR
IT
VR
BR
V
V
Vc
Ipp
continues on next page.
Specifications are subject to change without notice.
© 2014 Littelfuse, Inc.
Revised: 01/24/14
Transient Voltage Suppression Diodes
TA-Ambient temperature (ºC)
Steady State Power Di ssipation (W)
Number of Cycles at 60 Hz
, Peak Forward Surge Current (A)
Axial Leaded – 15000W > 15KPA series
Ratings and Characteristic Curves (T
Figure 3 - Pulse Derating Curve
100
)
PP
80
60
) or Current (I
PP
40
Derating in Percentage %
20
Peak Pulse Power (P
0
02 55 07 5 100 125 150 175
=25°C unless otherwise noted) (Continued)
A
Figure 4 - Test Pulse Waveform
150
RSM
Peak Value
100
I
PPM
50
- Peak Pulse Current, % I
PPM
I
t
tr=10µsec
0
d
0
1.0 2.0 3.0 4.0
Half Value
I
I
PPM
( )
TJ=25°C
Pulse Width(td) is defined
as the point where the peak
current decays to 50% of I
PPM
2
10/1000µsec. Waveform
as defined by R.E.A
t-Time (ms)
Figure 5 - Typical Junction Capacitance Figure 6 - Steady State Power Derating Curve
9
10000
Bi-directional @ V
100
1.0MHz
ig=50mVp-p
1
0.0 50.0 100.0 150.0 200.0 250.0 300.0 350.0
Bi-directional V=0V
Uni-directional V=0V
R
Uni-directional @ V
- Re verse Breakdow n Voltage (V)
V
BR
R
8
7
6
5
4
3
L = 0.375” (9.5mm)
2
Lead Lengths
1
0
02 55 07 51 00 125150 175200
TL- Lead Temperature (ºC)
PPM
Figure 7 - Maximum Non-Repetitive Forward Surge
© 2014 Littelfuse, Inc.
Specifications are subject to change without notice.
Revised: 01/24/14
Current
450
400
350
300
250
200
150
100
50
FSM
0
11
00
Transient Voltage Suppression Diodes
Axial Leaded – 15000W > 15KPA series
Soldering Parameters
Reflow Condition Lead–free assembly
- Temperature Min (T
Pre Heat
- Temperature Max (T
- Time (min to max) (ts) 60 – 180 secs
Average ramp up rate (Liquidus Temp
(T
) to peak
L
to TL - Ramp-up Rate 3°C/second max
T
S(max)
Reflow
- Temperature (TL) (Liquidus) 217°C
- Time (min to max) (ts) 60 – 150 seconds
Peak Temperature (TP) 260
Time within 5°C of actual peak
Temperature (t
)
p
Ramp-down Rate 6°C/second max
Time 25°C to peak Temperature (T
Do not exceed 280°C
) 150°C
s(min)
) 200°C
s(max)
3°C/second max
+0/-5
°C
20 – 40 seconds
) 8 minutes Max.
P
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)
Flow/Wave Soldering (Solder Dipping)
Peak Temperature : 265 OC
Dipping Time : 10 seconds
Soldering : 1 time
t
p
T
T
to
L
t
L
P
Ramp-down
Physical Specifications
Weight 0.07oz., 2.5g
Case
Polarity
Terminal
P600 molded plastic body over
passivated junction.
Color band denotes the cathode except
Bipolar.
Matte Tin axial leads, solderable per
JESD22-B102.
Dimensions
(for Uni-directional products only)
D
A
B
P600
A
Environmental Specifications
High Temp. Storage JESD22-A103
HTRB JESD22-A108
Temperature Cycling JESD22-A104
H3TRB JESD22-A101
RSH JESD22-B106
Dimensions
C
A 1.000 - 25.40 -
B 0.340 0.360 8.60 9.10
C 0.048 0.052 1.22 1.32
D 0.340 0.360 8.60 9.10
Inches Millimeters
Min Max Min Max
Specifications are subject to change without notice.
© 2014 Littelfuse, Inc.
Revised: 01/24/14
Transient Voltage Suppression Diodes
Axial Leaded – 15000W > 15KPA series
Part Numbering System
Part Marking System
15KPA xxx XXX
OPTION CODE:
BLANK Reel Tape
-B Bulk Packaging
TYPE CODE:
A Uni-Directional (5%
CA Bi-Directional (5%
V
VOLTAGE
R
V
Voltage Tolerance)
BR
V
Voltage Tolerance)
BR
Cathode Band
(for Uni-directional
products only)
YYWW
F
YY:Year Code
WW: Week Code
15KPAXXX
SERIES CODE
Product Type
Packing Options
Part Number Component Package Quantity Packaging Option Packaging Specification
15KPAxxxXX P600 800 Tape & Reel EIA STD RS-296
15KPAxxxXX-B P600 10 0 Bulk Littelfuse Spec.
Tape and Reel Specification
2.56
(65.0)
0.394+/-0.020
(10.0+/-0.5)
13.0
(330.2)
(76.2)
0.68
(17. 27)
2.75
(69.85)
ecess Depth Max. 0.75 ( 19.05)
3.0
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)
© 2014 Littelfuse, Inc.
Specifications are subject to change without notice.
Revised: 01/24/14